Question

how to find valency of an element? explain with example.

Answer 1

valency is combining capacity of an atom

k shell 2 electrons
l shell. 8 electrons
M shell 18 electrons
n shell 32 electrons

outer most shell must be 8 or required electrons such M 18 or n shell 32

if an element occurred stable

the electrons needed to an element to become stable or octet configuration is called valency of an element

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Answer 2

Answer:

A mental health disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

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Explanation:

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