10) An element 'X' is development and another element 'Y' is tetravalent . The compound formed
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The compound formed by these two elements will be: (a) XY.
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Answer:
XY2
Explanation:
X has valency 4 and Y has valency 2. So the ratio of valencies of X and Y has 2:1.
X;Y
2: 1
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