Question

Q.9 An alkali metal.
ОА) К
OB) Ca
Ос) Pb
OD) Cu​

Answer 1

Answer:

A) K (Potassium)

Explanation:

Alkali metals are the I A group elements which include lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr).

Answer 2

K (potassium) is the alkali metal