Chemistry, asked by Sahildahiya1042, 2 months ago

Define valency . How does it vary along a period?

Answers

Answered by s02371joshuaprince47
2

Answer:

the number of electrons that must be lost or gained by an atom to obtain a stable electron configuration. In the periodic table period, the valency of an element first increases and then decreases. ... The valency varies from +1 to +4 or -4 through these 8 elements, in the first 4 elements of these 8 elements.

Answered by jaihind1234
5

Answer:

Explanation:

Defination :-

The number of electrons that must be lost or gained by an atom to obtain a stable electron configuration is known as valency .

In the periodic table period, the valency of an element first increases and then decreases.The valency varies from +1 to +4 or -4 through these 8 elements, in the first 4 elements of these 8 elements.

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