Question

what is valency? and What is Radicals?

Answer 1

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vαlєncч:

Valency is the combining power of an element. Elements in the same group of the periodic table have the same valency. The valency of an element is related to how many electrons are in the outer shell.

rαdícαls:

A radical is a chemical species that contains an unpaired electron. In general, radicals are highly reactive and form new bonds again very quickly. A radical may be electrically neutral, positively charged (radical cation) or negatively charged (radical anion). Examples of Radicals.

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Answer 2

Answer:

radical:is a chemical species that has an unpaired electron

valency:is a chemical concept that describes the ability of the chemical element to combine with another chemical element