JEE MAIN - Chemistry (2024 - 31st January Evening Shift - No. 12)
Which of the following is least ionic?
CoCl$$_2$$
KCl
BaCl$$_2$$
AgCl
Explanation
$$\mathrm{AgCl}<\mathrm{CoCl}_2<\mathrm{BaCl}_2<\mathrm{KCl}$$ (ionic character)
Reason: $$\mathrm{Ag}^{+}$$ has pseudo inert gas configuration.
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