Question

(C) A metal 'M' has electronic configuration 2, 8, 2. Find the formula of its

12]
a. Hydroxide
b. Phosphate​

Answer 1

M = 2 . 8 . 2

Valence Electron of M = 2

M ==> M⁺² + 2 e⁻

a. M⁺² + OH⁻ ==> M(OH)₂

b. M⁺² + PO₄⁻³ ==> M₃(PO₄)₂