define valency
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Answer:
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.
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Answer:
The combining capacity of an element is known as Valency.
Explanation:
As, in class 9th & 10th we have studied about chemical formula. You may remember that valency is written below symbol of elements and they exchange valency.
Valency usually tell us that how much electron a element can gain or lose to form compounds
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