Question

Write the valency of an element having atomic number 13?​

Answer 1

Answer:

Valency = 3

Explanation:

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Answer 2

Answer:

3

Explanation:

Atomic number = 12

Electronic Configuration = 2, 8, 3

Number of electrons in valance shell

(outermost shell) = 3

THEREFORE, VALENCY OF THE ELEMENT IS 3.

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