Sodium and potassium belong to the same group of the Periodic Table. This is because?
-
A.
both are metals -
B.
both are soft and lighter than water -
C.
both form cations by losing electrons -
D.
both have identical electronic configuration -
E.
both react with water vigorously
Correct Answer: Option C
Explanation
They react easily because they lose their 1 valence electron easily to gain their stable octet configuration. Hence, they form the +1 cation easily.