Order of covalent bond: A. $\mathrm{KF}>\mathrm{KI}$; $\mathrm{LiF}>\mathrm{KF}$ B. $\mathrm{KF} \mathrm{KF}$ C. $\mathrm{SnCl}_4>\mathrm{SnCl}_2 ; \mathrm{CuCl}>\mathrm{NaCl}$ D. $\mathrm{LiF}>\mathrm{KF} ; \mathrm{CuCl} \mathrm{NaCl}$ Choose the correct answer from the options given below:

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JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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Order of covalent bond:

A.

\mathrm{KF}>\mathrm{KI}

;

\mathrm{LiF}>\mathrm{KF}

\mathrm{KF}<\mathrm{KI}

;

\mathrm{LiF}>\mathrm{KF}

\mathrm{SnCl}_4>\mathrm{SnCl}_2 ; \mathrm{CuCl}>\mathrm{NaCl}

\mathrm{LiF}>\mathrm{KF} ; \mathrm{CuCl}<\mathrm{NaCl}

\mathrm{KF}<\mathrm{KI} ; \mathrm{CuCl}>\mathrm{NaCl}

Choose the correct answer from the options given below:

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Correct option: C

B, C, E only

Option C (B, C, E only) is correct because the statements B, C, and E regarding the order of covalent character are accurate based on Fajan's rules and oxidation states.

JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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