Question

What is valency ? Give valency of any three elements​

Answer 1

Answer:

Valency is the combining power of an element. Elements in the same group of the periodic table have the same valency. The valency of an element is related to how many electrons are in the outer shell. Group number.

Explanation:

Valency of First 30 Elements

Element Atomic Number Valency

Valency of Lithium 3 1

Valency of Beryllium 4 2

Valency of Boron 5 3

Valency of Carbon 6 4

Answer 2

Explanation:

Valency is the combining power of an element. Elements in the same group of the periodic table have the same valency. The valency of an element is related to how many electrons are in the outer

shell. Group number.

three elements are - iron, copper,tin,lead.