Question

Write down the molecular formula of the compound formed when the given element x combines with chlorine. (Hint : valency chlorine - 1​

Answer 1

Answer:

hi mate,

XCI

Explanation:

it has molecular formula XCl it means compound X has valency +1 and we know that Cl has valency -1.

So we form compound by using this method .

> Na is the right answer because Na has valency +1and Cl have valency -1 so compound form NaCl which have very high melting point.

Hope this helps

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