Which of the following species are hypervalent -I ClO 4-II BF 3III SO 42-IV CO 32A- III and IVB- I and IIC- I- II and IIID- I and III

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Introduction

Which of the ...

Question

Which of the following species are hypervalent ?
(I) $C l O_{4}^{-}$ (II) $B F_{3}$ (III) $S O_{4}^{2 -}$
(IV) $C O_{3}^{2 -}$

III and IV

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I and II

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I, II and III

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I and III

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Solution

The correct option is D I and III
Explanation :
Compounds or ions whose lewis structure has more than 8 electrons around atleast one of the atoms are called hypervalent.

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Which of the following species are hypervalent ? (I) ClO−4 (II) BF3 (III) SO2−4 (IV) CO2−3

The correct option is D I and IIIExplanation : Compounds or ions whose lewis structure has more than 8 electrons around atleast one of the atoms are called hypervalent.

Which of the following species are hypervalent ?
(I) $C l O_{4}^{-}$ (II) $B F_{3}$ (III) $S O_{4}^{2 -}$
(IV) $C O_{3}^{2 -}$

The correct option is D I and III
Explanation :
Compounds or ions whose lewis structure has more than 8 electrons around atleast one of the atoms are called hypervalent.