Question

How does valency of an element change in a period from left to right in the periodic table ?

Answer 1

Answer:

by atomic radius of elements

Explanation:

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Answer 2

Answer:

Valency of an element for the metals go on increasing by +1 as we go left to right (for period 1 to 13) and for 14th group it is +4 or -4 and for non-metals, it goes on increasing from -3 to -1 and finally becomes zero at noble gases....

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