Question

what is valency of a atom ?? describe the drawbacksvof Rutherfords model of an atom?

Answer 1

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valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules. The concept of valence was developed in the second half of the 19th century and was successful in explaining the molecular structure of inorganic and organic compounds.

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Answer 2

In chemistry, the valence or valency of an element is a measure of its combining power with other atomswhen it forms chemical compounds or molecules.

Drawbacks of Rutherford's model of atom. Rutherford proposed that electrons revolve at a high speed in circular orbits around the positively charged nucleus. ... Eventually the electron would fall into the nucleus. The result would be that the atom would collapse.

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