Question

compound ‘XH’ is formed by the combination of an element ‘X’ with Hydrogen. Find the valency of the element. State the formula of the compound formed by the combination of- (a). X with Nitrogen. (b). X with Oxygen​

Answer 1

Answer:

Valency of X = 1

X with Nitrogen = X₃N [Valency of Nitrogen = 3]

X with Oxygen = X₂O [Valency of Oxygen = 2]

Explanation:

Answer 2

Valency of element X is -1.

(a) NX3

(b) OX2