Question

1. An element 'X' has six electrons in its outer or valence shell.
Its valency is ?​

Answer 1

Answer: 2

Explanation:

An element has 6 valence electrons. Then the valency of the element is 2. Thus, the atom of the element shares its 2 electrons to form a covalent bond.

Answer 2

Answer:

it's valency is 2 electrons

Explanation:

its configuration will be (2,4) thus to complete the shell, it has to receive 2 electrons and hence the valency 2