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  2. Element Y with atomic number 3 combines with an element A having atomic number 17 . What would be the formula of the compound?
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Element Y with atomic number 3 combines with an element A having atomic number 17 . What would be the formula of the compound?

Answers (1)
S Sudhir Kumar

Y will be Li because of 3 atomic number.

A will F due to 17 electron

we know LiF will form

So, Formula of Compound will be  YA.

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