Question

How does the valency vary in going down a group?



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Answer 1

Valency in the periodic table across a period first increases and then decreases. There is no change going down a group. ... The valency does not change going down a group since the bonding behavior is not affected by the core electrons.

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Answer 2

Answer:

Valency down the group is always same...

Unless in some exceptional cases like inert pair effect

Explanation:

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