Question

An element X forms a solid oxide which dissolves in water. The solution formed gives a

blue colour with litmus. X could be

(1) sodium, (1) iron, (ii) aluminium, (iv) calcium.
(a) (i) and (iv)
(b) (i) and (ii)
(c) (ii) and (iii)
(d) (i) and (iii)​

Answer 1

Answer:

gshhhdhhhshshhsh

Explanation:

hehhshshhsjs

Answer 2

Answer:

answer is (d)(I) and (iv)