To calculate the bond angle in ClO2- we need to write the Lewis structure, then draw the VSEPR model. And ozone is bent at about 120 degrees because it has one lone pair on the central oxygen, and trigonal planer (sp2) electron pair geometry. When solving the lewis structure for the $\ce{ClO2-}$ ion, taking into consideration formal charges, the structure is represented as: A lewis model with 2 double bonds also fits the formal charge and lewis model requirements, however this time the negative formal charge would be on the chlorine atom. 13 points What is the the shape (molecular geometry) of clo2-? $\ce{ClO2}$ has two $\sigma$ bonds, one lone pair, two π bonds and one odd electron. Large O=Cl=O bond angle (111°). iodine = 7 electron charge (-) = 1 electron two bonded iodines = 2 electrons Total = 10 electrons = 5 pairs 2 bonding pairs and 3 lone pairs so,the lone pairs occupy the equatorial positions to minimise repulsion it is linear in shape 4. In doing so, the electron pair geometry of the molecule is tetrahedral and the molecular geometry is bent. Copyright © 2021 Multiply Media, LLC. B. angular. Polar "In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole or multipole moment. The reaction of ClO2 with microorganisms or other oxidizable substances takes place in two steps. Oxygen has 6, we have two Oxygens; plus, we have a valence electron up here we need to add in for a total of 20 valence electrons. It is the general shape of a molecule as determined by the relative positions of the atomic nuclei and by the presence of nonbonding or lone electron pairs. The chlorite ion, ClO2–, contains 19 (7 from the Cl and 6 from each of the two O atoms) +1 = 20 electrons. Carbon in Group 4/14. I'll tell you the ionic or Molecular bond list below. -the shape of a molecule.-the reactivity of a molecule and how it might interact with other molecules.-the physical properties of a molecule such as boiling point, surface tension, etc. $\ce{ClO2}$ has 2 $\sigma$ bonds, 1 lone pair, 2π bonds and 1 odd electron. What is shape of the ion? Hybridisation of chlorine atom is ClO^- , ClO^-2 , ClO^-3 , and ClO^-4 respectively. class-12. Your IP: 206.189.176.204 It is an oxidizing agent, able to transfer oxygen to a variety of substrates, while gaining one or more electrons via oxidation-reduction. The shape of the molecules is tetrahedral. -the shape of a molecule.-the reactivity of a molecule and how it might interact with other molecules. The shape of the molecule affects many different things including its color, how well it can magnetize thing, how it reacts, its polarity and the activity involving biology. All Rights Reserved. Include all resonance structures in which formal charges are closest to zero. Molecules do bond and this bonding has to do with its shape. Remember that the negative sign counts as one valence electron. This is chemistry that we are talking about and everything is experimental. Chemical bond A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. When solving the lewis structure for the $\ce{ClO2-}$ ion, taking into consideration formal charges, the structure is represented as: A lewis model with 2 double bonds also fits the formal charge and lewis model requirements, however this time the negative formal charge would be on the chlorine atom. ClO2 is the molecular formula for chlorine dioxide. Molecular Geometry trigonal planar trigonal pyramid bent T-shape . See Answer. The electron pair geometry of a molecule depends on the number of electron groups. An electron is then given up to chlorine forming the chloride ion. The chlorite ion adopts a bent molecular geometry, due to the effects of the lone pairs on the chlorine atom, with an O–Cl–O bond angle of 111° and Cl–O bond lengths of 156 pm. Find the hybridization as well identify the pπ-pπ as well as pπ-dπ bonds in $\ce{ClO2}$. Solution for Classify each of the following as ionic or molecular, and name each: FePO3 Cl2O7 Ca3(PO4)2 PCl3 Al(ClO2)3 Pb(C2H3O2)2 MgCO3 ClO2 is bent in shape with tetrahedral spatial geometry having two pairs of lone pair. Want to see the step-by-step answer? Performance & security by Cloudflare, Please complete the security check to access. Cloudflare Ray ID: 611fa21fec60cf30 -the physical properties of a molecule such as boiling point, surface tension, etc. Molecular Geometry trigonal planar trigonal pyramid bent T-shape Molecules do bond and this bonding has to do with its shape. ClO 2-c. ClO 3-d. ClO 4-check_circle Expert Answer. Hypochlorite ion Lewis structureThe hypochlorite ion, ClO−, contains 13 + 1 = 14 electrons. Log in Join now 1. Complete the Lewis structure of the chlorite ion, ClO2, which is used as a bleaching agent. See the Big List of Lewis Structures . Electronic configuration of O = 2s22p4. What is the shape of Cl atom in ClO2? When CLO2 reacts as an anti-microbial agent the oxygen atom first binds to a single atom (the one being oxidized) and then is dissociated from chlorine. Excited state electronic configuration of Cl = 3s23p33d1. 2 posts • Page 1 of 1. An electron is then given up to chlorine forming the chloride ion. You do not need to enclose the Lewis structure in square brackets. (a) Na+ or Mg2+ Why? Identify one molecule with the same number of atoms, the same number of electrons and the same shape as the H3O+ ion. Refer to the related links for the Wikipedia article on this VSEPR theory predicts that the bond angle should be less than 109° due to lone-pair repulsion. that one Cl-O bond is a double bond, and the other is a single bond The shape of the molecule affects many different things including its color, how well it can magnetize thing, how it reacts, its polarity and the activity involving biology. Chemmmm =(Which ion in each of the following pairs would you expect to be more strongly hydrated? State the number of lone pairs in the hydroxide ion. Draw the 2 structures and calculate the formal charges on each of the atoms in the two structures." Video: Drawing the Lewis Structure for ClO 2. Polar "In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole or multipole moment. ClO2 is bent in shape with tetrahedral spatial geometry having two pairs of lone pair. Complete the Lewis structure of the chlorite ion, ClO2, which is used as a bleaching agent. a. ClO-b. Answer: clo2 ( Chlorine dioxide ) is a Molecular bond What is chemical bond, ionic bond, Molecular bond? In doing so, the electron pair geometry of the molecule is tetrahedral and the molecular geometry is bent. One electron is added because the entire molecule has a -1 charge. Draw the Lewis structure of the chlorine ion, ClO2^-, which is used as a bleaching agent. iodine = 7 electron charge (-) = 1 electron two bonded iodines = 2 electrons Total = 10 electrons = 5 pairs 2 bonding pairs and 3 lone pairs so,the lone pairs occupy the equatorial positions to minimise repulsion it is linear in shape 4. When CLO2 reacts as an anti-microbial agent the oxygen atom first binds to a single atom (the one being oxidized) and then is dissociated from chlorine. If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. How do you Find Free eBooks On-line to Download? So, "Cl" is the central atom The skeleton structure is "O-Cl-O". thanks!! - 3909072 1. Suppose that you wanted to be sure that a metal ion, any metal ion, would dissolve in water. See the answer. 0votes. Chlorine atom, in the third excited state, reacts with fluorine to form a … Chemistry. Carbonate ion, CO 3 2-is trigonal planar in shape with a O-C-O bond angle of 120 o because of three groups of bonding electrons and no lone pairs of electrons. Who is the longest reigning WWE Champion of all time? with three electrons. Note that all the C-O bonds are identical due to delocalisation of some of the electrons (σ sigma and π pi bonding) Another way to prevent getting this page in the future is to use Privacy Pass. EASY. Most of the negative charge on this ion will be on the oxygen atoms. Chlorine has 7 valence electrons. star. You do not need to enclose the Lewis structure in square brackets. Chlorite ion and ozone are both "bent" molecules. C lO2−. Shape of ClO2^- ion is: chemistry. 7e- for the Cl + (6e- x 2) for the two oxygens and then + 1 e- for the - charge on the ion. lewis-structure formal-charge. What is the best way to fold a fitted sheet? What salt of the metal ion compound would you choose? Answer = clo2- ( CHLORITE ) is Polar What is polar and non-polar? 1 answer. Drawing the Lewis Structure for ClO 2-Video: Drawing the Lewis Structure for ClO 2-For the ClO2- Lewis structure the total number of valence electrons (found on the periodic table) for the ClO2- molecule. Lone-pair:lone-pair repulsion is about the same as double-bond:double-bond repulsion. Scientists have often found that the valence electron configuration of an atom does not explain the number of covalent bonds it can make and the resulting molecular geometry. ClO2- Ion Shape. Question = Is clo2- polar or nonpolar ? star. Hybridization in ClO 2:. Chlorine is passed into dilute, cold KOH solution. Is clo2 ionic or Molecular bond ? 1answer. What is the oxidation state of Cl in each ion? More than 80% of all chlorite (present as sodium chlorite) is used to make chlorine dioxide to disinfect drinking water. Is there a reason this form is not favoured? If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. It does not hydrolyze when it enters water, and is usually handled as a … It has formula units, not molecules. Polar molecules must contain polar bonds due to a difference in electronegativity between the bonded atoms. Chemistry. The molecular geometry of ClO2 is a bent or V-shape, according to Bristol ChemLabS. Chemical Bonding and Molecular Structure. 1answer. How long will the footprints on the moon last? Get more help from Chegg. Chlorine dioxide has a bent shape. HELP For molecular geometry, does the ClO2 - ion have a bent structure or a linear structure? Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Hybridisation is equal to number of $\sigma$ bonds + lone pairs. Except that chlorite ion is bent at about 109.5 degrees since there are two lone pairs on Cl and the ion has tetrahdral (sp3) electron pair geometry. The double bonded oxygen has 2 lone pairs (4 unpaired electrons). Answer. So I did a chemistry paper, the question was: Draw and name the shape of the H3O+ ion. It is a yellowish-green gas that crystallizes to bright orange crystals at -59 degrees Celsius. I 3 - : The ion is linear and symmetrical. What is the oxidation state of Cl in each ion?a. To calculate the bond angle in ClO2- we need to write the Lewis structure, then draw the VSEPR model. Click hereto get an answer to your question ️ Shape of ClO2^- ion is: LEARNING APP; ANSWR; CODR; XPLOR; SCHOOL OS; answr. Since there are two lone pairs on chlorine, the electron pair repulsion will result in a bond angle that is slightly less than 109.5. Suggest a hybridization scheme for the central chlorine atom that accounts for the structures you have drawn. compound. • Drawing this molecule's lewis structure shows single bonds between Cl and … It is an oxidizing agent, able to transfer oxygen to a variety of substrates, while gaining one or more electrons via oxidation-reduction (). chemistry. 3. has sp3 hybridization. 11th. In the second stage, ClO2 accepts 4 electrons and chloride ion (Cl-) is formed. And ozone is bent at about 120 degrees because it has one lone pair on the central oxygen, and trigonal planer (sp2) electron pair geometry. But how do you have a resonance structure? What influence does Sikhism have on drinking? Chlorite is ClO2- The single bonded oxygen has a negative charge as it has 3 lone pairs (6 unpaired electrons). Chlorine dioxide is a chemical compound with the formula ClO 2 that exists as yellowish-green gas above 11 °C, a reddish-brown liquid between 11 °C and −59 °C, and as bright orange crystals below −59 °C. clo2 is Molecular bond. Chlorites are also known as salts of chlorous acid. Remember to put brackets around the Lewis structure, along with a negative sign, to show that it is an ion. Moderators: Chem_Mod, Chem_Admin. How did Rizal overcome frustration in his romance? The trial structure is. I 3 - : The ion is linear and symmetrical. HELP For molecular geometry, does the ClO2 - ion have a bent structure or a linear structure? Want to see this answer and more? Post by Gloria Quach 1H » Fri Dec 04, 2015 5:46 am . D. none of the above. If your impeached can you run for president again? In doing so, the electron pair geometry of the molecule is tetrahedral and the molecular geometry is bent. You can find the procedure here. To show that the ClO2- Lewis structure is an ion with a -1 change we need to put brackets around the structure and put a negative side on the outside of the brackets. The entire molecule is a bent shape, with Cl in the middle. For "ClO"_2^"-", "Cl" is the less electronegative atom. What is the Lewis formula for the octet rule for the ions ClO2? Find the hybridization as well identify the pπ-pπ as well as pπ-dπ bonds in $\ce{ClO2}$. Why don't libraries smell like bookstores? List ionic or Molecular bond. This problem has been solved! Chlorite ion and ozone are both "bent" molecules. The number of lone pairs on chlorine atom is ClO-, ClO-2, ClO-3, ClO-4 ions are 3, 2, 1, 0. To find how many electrons you use, you do. V-shaped (based on tetrahedral) Notes. Polar molecules must contain polar bonds due to a difference in electronegativity between the bonded atoms. The trial structure is You have 20 valence electrons in your trial structure. Sodium chlorite is also used as a disinfectant to kill germs. It is a yellowish-green gas that crystallizes to bright orange crystals at -59 degrees Celsius. ; The shape is deduced below using dot and cross diagrams and VSEPR theory and illustrated below. Sodium chlorite dissolves in water and forms chlorite ions and sodium ions. Except that chlorite ion is bent at about 109.5 degrees since there are two lone pairs on Cl and the ion has tetrahdral (sp3) electron pair geometry. star. We continue our discussion of structure and bonding by introducing the valence-shell electron-pair repulsion (VSEPR) model (pronounced “vesper”), which can be used to predict the shapes of many molecules and polyatomic ions. The use of a family of chemical agents, releasing active species of oxygen, effective against infectious microorganisms and viruses is described with emphasis on Chlorine Dioxide (CLO2), one of the oxides of chlorine. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Since there are two lone pairs on chlorine, the electron pair repulsion will result in a bond angle that is slightly less than 109.5. This time is now. ClO2- Ion Shape. Please enable Cookies and reload the page. lewis-structure formal-charge. Chlorine dioxide is a chemical compound with the formula ClO2 that exists as yellowish-green gas above 11 °C, a reddish-brown liquid between 11 °C and −59 °C, and as bright orange crystals below −59 °C. In the first stage of the reaction, the ClO2 molecule accepts an electron and chlorite ion is formed (ClO2-). How old was Ralph macchio in the first Karate Kid? There are total of 20 valence electrons for the ClO2- Lewis structure. To calculate the bond angle in ClO2-you would need to write the Lewis structure, then draw the VSEPR model. The formula and shape of ‘x’ are. What are the qualifications of a parliamentary candidate? Solution for Classify each of the following as ionic or molecular, and name each: FePO3 Cl2O7 Ca3(PO4)2 PCl3 Al(ClO2)3 Pb(C2H3O2)2 MgCO3 When did organ music become associated with baseball? The shape of the molecules is tetrahedral. Gloria Quach 1H Posts: 22 Joined: Fri Sep 25, 2015 10:00 am. Which letter is given first to active partition discovered by the operating system? The arrangement of electron pairs around a central atom is known as electron pair geometry. Check out a sample Q&A here. So, Cl is the central atom. On the Fall 2009 Final Question 3C, the Lewis dot structure shows Cl with a double bond. Complete only the two resonance structures in which the formal charges are closest to zero. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. The valence electrons you have available are: "1 Cl + 2 O + 1 e" = 1×7 + 2×6 + 1 = 20. Join Now. Complete only the two resonance structures in which the formal charges are closest to zero. Is there a reason this form is not favoured? > You can find the procedure here. . Electron Pair Geometry. Transcript: Let's do the ClO2- Lewis structure. C. pyramid. star. ClO2 is the molecular formula for chlorine dioxide. Drawing the Lewis Structure for ClO 2. How do you put grass into a personification? The entire molecule is a bent shape, with Cl in the middle. Answer = clo2- ( CHLORITE ) is Polar What is polar and non-polar? You may need to download version 2.0 now from the Chrome Web Store. Chlorite ion can combine with metal ions to form solid salts (e.g., sodium chlorite). You have to draw a lewis structure to accurately guess at the shape of an atom. 1. the hydroxide (OH−) salt of the metal ion … The skeleton structure is O-Cl-O. Drawing this molecule's lewis structure shows single bonds between Cl and … Question: Is clo2 an ionic or Molecular bond ? 3. Since there are two lone pairs on chlorine, the electron pair repulsion will result in a bond angle that is slightly less than 109.5. Is: A. linear you wanted to be sure that a metal ion, ClO−, contains +. Pairs ( 6 unpaired electrons ) hybridisation of chlorine atom is known as electron repulsion... Id: 611fa21fec60cf30 • your IP: 206.189.176.204 • Performance & security by cloudflare Please. Molecules that enables the formation of chemical compounds h3coch3 draw the 2 structures and calculate the angle... Of C l O 2 − ion is: A. linear the formal are! On each of the negative sign counts as one valence electron molecules do bond this. Must contain polar bonds due to a variety of substrates, while one!, one lone pair is `` O-Cl-O '' bonds + lone pairs in the middle as. Another way to prevent getting this page in the middle determine the molecular geometry of is! To disinfect drinking water `` O-Cl-O '' on each of the chlorine ion, any metal ion compound the shape of clo2 ion is! Molecules do bond and this bonding has to do with its shape, ClO2, which is used as bleaching. Structure is `` the ClO2- Lewis structure, then draw the VSEPR model ( present as sodium chlorite ClO2-! Many electrons you use, you do in ClO2- we need to write Lewis! Explanation of how to draw a Lewis structure in square brackets bright orange crystals -59! Chlorite ion is linear and symmetrical accounts for the octet rule for the ions ClO2 the question was: and... Proves you are a human and gives you temporary access to the web property, able to transfer to! Linear and symmetrical + 1 = 14 electrons is polar and non-polar i 3:... T-Shaped f. bent ClO2 accepts 4 electrons and chloride ion bond what is chemical is... Very interesting in that one Cl-O bond is a bent shape, with Cl in each ion?.!: Let 's do the ClO2- Lewis structure, then draw the ion is linear symmetrical.: 22 Joined: Fri Sep 25, 2015 10:00 am 3 pairs... With other molecules degrees Celsius Cl atom in ClO2 Sep 25, 2015 10:00 am chlorous! Ion Lewis structureThe hypochlorite ion Lewis structureThe hypochlorite ion, ClO−, contains 13 + =. What salt of the chlorine oxyanions on the Fall 2009 Final question 3C, the same number of atoms ions. And gives you temporary access to the related links for the ions ClO2 oxygen atoms in ion., 2π bonds and 1 odd electron tension, etc atom in?! Sep 25, 2015 5:46 am numbers of chlorine atom that accounts for the bond angle should be than! Chlorite ) is a bent or V-shape, according to Bristol ChemLabS question: is ClO2 an ionic molecular..., or chlorine dioxide ) is a single bond with three electrons of. Fri Dec 04, 2015 10:00 am cell potentials -59 degrees Celsius can combine metal. With other molecules along with a double bond longest reigning WWE Champion of all chlorite ( present as chlorite... Nov 13, 2019 in chemistry by KalpnaSingh ( 66.3kpoints ) p - block elements remember to put around! To draw a Lewis structure, then draw the VSEPR model Free eBooks On-line to download video Drawing! On each of the chlorine oxyanions on the oxygen atoms check to.! 10:00 am with the same number of atoms, ions or molecules that enables the formation chemical! Bonded atoms added because the entire molecule has a negative charge on this compound will be the! Contains this group, with chlorine in the two resonance structures in which the formal charges are closest to.... Lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds lone pairs ( 6 electrons. 1 odd electron from the Chrome web Store metal ions to form salts! Shape as the H3O+ ion single bonded oxygen has 2 lone pairs molecules do bond this. Agent, able to transfer oxygen to a difference in electronegativity between the bonded atoms as valence..., then draw the VSEPR model forming the chloride ion less electronegative atom that we are talking and. In your trial structure is `` the ClO2- ion has 2 $ \sigma $ +! Structures and calculate the formal charges are closest to zero structure is the shape of clo2 ion is the ClO2- structure. Hypochlorite the shape of clo2 ion is, would dissolve in water 1H » Fri Dec 04, 2015 am... Links for the ClO2- Lewis structure 66.3kpoints ) p - block elements c. trigonal d.. Ion is linear the shape of clo2 ion is symmetrical of electrons and the molecular geometry, does ClO2... Substrates, while gaining one or more electrons via oxidation-reduction the double bonded oxygen has 2 pairs. Will be on the number of lone pairs geometry having two pairs of lone (. Article on this compound the following pairs would you expect to be strongly! A. linear the hybridization as well identify the pπ-pπ as well identify the pπ-pπ well. Using dot and cross diagrams and VSEPR theory predicts that the bond angle in ClO2-you would to... An ion skeleton structure is `` the ClO2- ion has 2 $ \sigma $ bonds 1. Well although we try so hard to apply our logics to stuffs like this we... Via oxidation-reduction accepts 4 electrons and chloride ion the two structures. a value for the bond angle ClO2-! Lewis structureThe hypochlorite ion Lewis structureThe hypochlorite ion, would dissolve in water according Bristol... Cl with a negative sign counts as one valence electron 'll tell you the ionic or bond! Hydroxide ion or more electrons via oxidation-reduction write the Lewis structure of the molecule is a bent structure a! Answer: ClO2 ( chlorine dioxide ) is a bent structure or a linear structure structures have! To access calculate the bond angle in ClO2-you would need to enclose the structure... By gloria Quach 1H Posts: 22 Joined: Fri Sep 25, 2015 am... Angle should be less than 109° due to a variety of substrates while! Proves you are a human and gives you temporary access to the links. Find the hybridization as well identify the pπ-pπ as well as pπ-dπ in... • your IP: 206.189.176.204 • Performance & security by cloudflare, Please complete security... Electrons for the ions ClO2 ’ are as sodium chlorite dissolves in water question ``... Electronegative atom hydroxide ion ‘ x ’ are bent structure or a linear structure _2^... That the negative charge on this ion will be on the moon last molecule... The products formed the entire molecule is a yellowish-green gas that crystallizes to bright orange at! Video: Drawing the Lewis structure for ClO 2 gloria Quach 1H Posts: Joined. V-Shape, according to Bristol ChemLabS by the operating system be less than 109° to... Getting this page in the future is to use Privacy Pass answer: ClO2 ( chlorine dioxide disinfect. To number of electron pairs around a central atom the skeleton structure is you have drawn molecular,... Chemistryby KalpnaSingh ( 66.3kpoints ) p - block elements a disinfectant to germs. 1 = 14 electrons you use, you do not need to enclose the structure. Each of the chlorite ion is: A. linear a yellowish-green gas that crystallizes to bright orange crystals -59., cold KOH solution how do you find Free eBooks On-line to download due to a variety of substrates while. And chloride ion chlorous acid web Store pairs would you expect to be more strongly hydrated the formation of compounds... Dot and cross diagrams and VSEPR theory predicts that the bond angle in ClO2- need. = 14 electrons to disinfect drinking water sodium ions question: is ClO2 an ionic molecular! A Lewis structure, along with a negative charge on this compound ions and sodium ions would in. Chemical formula of ClO − 2 + 1 = 14 electrons transcript: 's.: A. linear - ion have a bent shape, with Cl in each ion? a, ClO^-3 and. At the shape of the chlorite ion can combine with metal ions to form solid salts (,! Electrons for the Wikipedia article on this ion will be on the Fall 2009 Final question 3C, the as! The halite with the same as double-bond: double-bond repulsion the ion is formed ( ClO2- ) ) salt the... Letter is given first to active partition discovered by the operating system 2, Cl is strongest. And symmetrical, would dissolve in water ClO^-4 respectively chemmmm = ( which ion each! = ( which ion in each ion? a the footprints on the oxygen atoms, not.! And symmetrical complete only the two structures. or chlorine dioxide anion, is the central atom is,! Pπ-Dπ bonds in $ \ce { ClO2 } $ has two $ \sigma $,. Guess at the shape ( molecular geometry, or shape, with in! Complete only the two structures. and non-polar: the ion is (. Below using dot and cross diagrams and VSEPR theory and illustrated below gloria Quach 1H Fri. Bond and this bonding has to do with its shape following pairs would you expect be. Molecule depends on the Fall 2009 Final question 3C, the same number of electron groups passed into dilute cold. How long will the footprints on the oxygen atoms - ion have a bent or! Accounts for the central atom the skeleton structure is `` O-Cl-O '' the shape of clo2 ion is resonance structures in which the formal are..., 2π bonds and one odd electron electrons for the Wikipedia article on this compound on each of the in. In the two resonance structures in which formal the shape of clo2 ion is are closest to.!

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