Question

what is the cause of non metallic charater of element

Answer 1

Answer:

The elements which have a tendency to gain electrons are known as non-metals. ... Hence, the non-metallic character increases across a period. As we move down the group, the non-metallic character decreases due to increase in the atomic size.

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Answer 2

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The elements which have tendency to gain electrons are known as non metals.

Hence, the non metallic characters increases across a period. As we move down the group, the non metallic character decreases due to increase in the atomic size.