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Variable Valency

Ans element X...

Question

Ans element X has the valency 2.write the chemical formula for 1) oxide 2) phosphate 3) carbonate 4) hydroxide

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Solution

Dear student ,
X has the valency 2 thus
1) Formula of oxide is XO
2) Formula of phosphate is X₃(PO₄)₂
3) Carbonate is XCO₃
4) X(OH)₂
Regards

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Variable Valency

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