Match List I with List II List I (molecules/ions) List II (No. of lone pairs of ${e}^{-}$ on central atom) (A) ${\mathrm{IF}}_{7}$ I. Three (B) ${\mathrm{ICl}}_{4}^{-}$ II. One (C) ${\mathrm{XeF}}_{6}$ III. Two (D) ${\mathrm{XeF}}_{2}$ IV. Zero Choose the correct answer from the options given below:

From the following lewis structures of ${\mathrm{IF}}_{7},{\mathrm{ICl}}_{4}^{-},{\mathrm{XeF}}_{6}&{\mathrm{XeF}}_{2}$: ![JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 1](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Chemical_Bonding_and_Molecular_Structure/648b5a6f417cc3fb48d681eb/solution_1__q_648b5a6f417cc3fb48d681eb__cdn-question-pool.getmarks.app__71fb8ea8-a496-494d-95d4-1a709cb41a09-17__5dcc46e9d3_final_ppt_sync.png), ![JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 2](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Chemical_Bonding_and_Molecular_Structure/648b5a6f417cc3fb48d681eb/solution_2__q_648b5a6f417cc3fb48d681eb__cdn-question-pool.getmarks.app__2428e40c-8804-4e82-a8c7-fdb63599c5aa-18__42cfe3fae4_final_ppt_sync.png), ![JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 3](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Chemical_Bonding_and_Molecular_Structure/648b5a6f417cc3fb48d681eb/solution_3__q_648b5a6f417cc3fb48d681eb__cdn-question-pool.getmarks.app__aed2004b-6c76-433d-a0aa-f7443277adbd-20__91597e3747_final_ppt_sync.png) and ![JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 4](https://prepforbharat.s3.ap-south-1.amazonaws.com/exam/615f0e999476412f48314daf/Chemistry/images/Chemical_Bonding_and_Molecular_Structure/648b5a6f417cc3fb48d681eb/solution_4__q_648b5a6f417cc3fb48d681eb__cdn-question-pool.getmarks.app__dbcfc661-5a32-4bee-bde5-0f30fd7fb402-21__5f188ff21f_final_ppt_sync.png) we can deduce the number of lone pairs as well as the hybridisation of the central atom: $\begin{matrix}{\mathrm{IF}}_{7}: & \mathrm{zero}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{3} \\ {\mathrm{ICl}}_{4}^{-}: & \mathrm{two}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{2} \\ {\mathrm{XeF}}_{6}: & \mathrm{one}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{2} \\ {\mathrm{XeF}}_{2}: & \mathrm{three}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}d\end{matrix}$

JEE Main 2023 — Chemistry Inorganic Chemistry

2023mcqhard

Match List I with List II

List I (molecules/ions)		List II (No. of lone pairs of ${e}^{-}$ on central atom)
(A)	${\mathrm{IF}}_{7}$	I.	Three
(B)	${\mathrm{ICl}}_{4}^{-}$	II.	One
(C)	${\mathrm{XeF}}_{6}$	III.	Two
(D)	${\mathrm{XeF}}_{2}$	IV.	Zero

Choose the correct answer from the options given below:

Official previous-year question

Held on 30 Jan 2023 · Verified 6 Jul 2026.

Options

A
A - II, B - III, C - IV, D - I
B
A - IV, B - III, C - II, D - I
C
A - II, B - I, C - IV, D - III
D
A - IV, B - I, C - II, D - III

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Solution

From the following lewis structures of ${\mathrm{IF}}_{7},{\mathrm{ICl}}_{4}^{-},{\mathrm{XeF}}_{6}&{\mathrm{XeF}}_{2}$ :

JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 1 , , and

we can deduce the number of lone pairs as well as the hybridisation of the central atom:

$\begin{matrix}{\mathrm{IF}}_{7}: & \mathrm{zero}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{3} \\ {\mathrm{ICl}}_{4}^{-}: & \mathrm{two}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{2} \\ {\mathrm{XeF}}_{6}: & \mathrm{one}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}{d}^{2} \\ {\mathrm{XeF}}_{2}: & \mathrm{three}\mathrm{lone}\mathrm{pair}{\mathrm{sp}}^{3}d\end{matrix}$

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Solution

From the following lewis structures of ${\mathrm{IF}}_{7},{\mathrm{ICl}}_{4}^{-},{\mathrm{XeF}}_{6}&{\mathrm{XeF}}_{2}$ :

JEE Main 2023 Chemistry, Chemical Bonding and Molecular Structure — solution figure 1 , , and

we can deduce the number of lone pairs as well as the hybridisation of the central atom:

JEE Main 2023 — Chemistry Inorganic Chemistry

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JEE Main 2023 — Chemistry Inorganic Chemistry

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Solution

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JEE Main Inorganic Chemistry in other years

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Physical Chemistry

Organic Chemistry

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