An element X is divalent and another element Y is tetravalent. The compound formed by these two elements will be: *
2 points
XY
XY2
X2Y
XY4
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Lets assume that the element X is O2 ( Divalent oxygen) and the element Y be C ( Carbon) .
The compound formula is CO2 .
Hence ,
b) XY2 is the correct answer
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