Notifications
Clear all
0
16/12/2021 11:39 am
Topic starter
In the case of alkali metals, the covalent character decreases in the order
(a) MF > MCl > MBr > MI
(b) MF > MCl > MI > MBr
(c) MI > MBr > MCl > MF
(d) MCl > MI > MBr > MF
1 Answer
0
16/12/2021 11:42 am
Correct answer: (c) MI > MBr > MCl > MF
Explanation:
As the size of halide ion decreases, I- > Br- > Cl- > F-, tendency to get polarised by cation M+ decreases and hence covalent character decreases.