Polarisation and Fajans' Rules
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313837 Order of covalent bond :
A. \({\rm{KF}} > {\rm{KI}}\,;{\rm{LiF}} > {\rm{KF}}\)
B. \({\rm{KF}} < {\rm{KI}}\,;{\rm{LiF}} > {\rm{KF}}\)
C. \({\rm{SnC}}{{\rm{l}}_4} > {\rm{SnC}}{{\rm{l}}_2};{\rm{CuCl}} > {\rm{NaCl}}\)
D. \({\rm{LiF}} > {\rm{KF}}\,;{\rm{CuCl}} < {\rm{NaCl}}\)
E. \({\rm{KF}} < {\rm{KI}}\,;{\rm{CuCl}} > {\rm{NaCl}}\)
Choose the correct answer from the options given below.

1 C, E only
2 A, B only
3 B, C, E only
4 B, C only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313838 Which of the following compound is most covalent?

1 \(\mathrm{LiCl}\)
2 \(\mathrm{LiF}\)
3 \(\mathrm{LiBr}\)
4 \(\mathrm{LiI}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313837 Order of covalent bond :
A. \({\rm{KF}} > {\rm{KI}}\,;{\rm{LiF}} > {\rm{KF}}\)
B. \({\rm{KF}} < {\rm{KI}}\,;{\rm{LiF}} > {\rm{KF}}\)
C. \({\rm{SnC}}{{\rm{l}}_4} > {\rm{SnC}}{{\rm{l}}_2};{\rm{CuCl}} > {\rm{NaCl}}\)
D. \({\rm{LiF}} > {\rm{KF}}\,;{\rm{CuCl}} < {\rm{NaCl}}\)
E. \({\rm{KF}} < {\rm{KI}}\,;{\rm{CuCl}} > {\rm{NaCl}}\)
Choose the correct answer from the options given below.

1 C, E only
2 A, B only
3 B, C, E only
4 B, C only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313838 Which of the following compound is most covalent?

1 \(\mathrm{LiCl}\)
2 \(\mathrm{LiF}\)
3 \(\mathrm{LiBr}\)
4 \(\mathrm{LiI}\)
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