Question

Define terms 1 valency 2 atomic size
How do the valency and atomic size of

Answer 1

The combining capacity of an element is known as its valency.

The distance of the centre of the nucleus from the valence electron/s is known as its atomic size.

Valency remains same down the group in a periodic table.Atomic size decreases across a period and increases down the group due to addition of new shells.

Answer 2

Answer:

Explanation:

The combining capacity of an element is known as its valency.

The distance of the centre of the nucleus from the valence electron/s is known as its atomic size.

Valency remains same down the group in a periodic table.Atomic size decreases across a period and increases down the group due to addition of new shells.