An element X is divalent and another element Y is tetravalent. The compound formed by these two elements will be: ​

An element A is tetravalent and another element B is divalent. The formula of the compound formed from these elements will be:

An element A is teravalent and another element B is divalent. The formula of the compound formed from these elements will be :

An element X has low ionisation energy and another element Y has high electron affinity. The bond formed between them could be

An element A belongs to IIA group and another element B belongs to VIA group. The compound formed between A and B contains

A compound XH is formed by the combination of an element X with hydrogen. Find the valencv of the element. State the formula of the compound formed by the combination of (a) X with nitrogen (b) X with oxygen.

The valency of an element A is 3 and that of another element B is 2 . The formula of the compound formed from A and B is ………….

Element X is strongly electropositive and element Y is strongly electronegative. Both are univalent. The compound formed would be