From the following which group of elements easily forms cation - Vidyadip

MCQ

From the following which group of elements easily forms cation

A
$F,\,\,Cl,\,\,Br$
✓
$Li,\,\,Na,\,\,K$
C
$O,\,\,S,\,\,Se$
D
$N,\,\,P,\,\,As$

✓

Answer

Correct option: B.

$Li,\,\,Na,\,\,K$

(b) $Li, Na$ and $K$ are alkali metals with low ionization energy and one electron in their outermost shell so they will form cation easily.

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