Chemistry, asked by trishali, 9 months ago

how does valence of an element vary across a period

Answers

Answered by tanmaykale116

1

Explanation:

it it decreases from left to right

Answered by MehekAgarwall

0

Answer:

Valency across a period first increases then decreases

For ex :In period 3 the valency of the elements

Na-1

Mg-2

Al-3

Si-4

P-3

S-2

Cl-1

PLZ mark it as the brainliest answer

Explanation:

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