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1) An element X is trivalent. Write the balanced equation for the combustion of X in Oxygen.

1) An element X is trivalent. Write the balanced equation for the combustion of X in Oxygen.

Grade:8

2 Answers

Bhavya
askIITians Faculty 1281 Points
8 years ago
4X + 3O2 -----> 2X2O3

Since X is trivalent and Oxygen is divalent therefore
Elements X O
Valency 3 2
By cross-multiplication we get X2O3.
Atul Kumar tripathi
13 Points
5 years ago
Since x is trivalent and oxygen is divalent 
Therefore
The elements x and oxygen will exchange their radicals 
Valency of x and o - 3;2
So by cross multiplication 
We get x2 y3

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