an element x which has atomic number 12 formsam oride with oxygen atomic number what is formula of oxide 1 xo , xo2 , x2 o3 science
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Valency of O is 2. X forms X
Valency of O is 2. X forms X 2
Valency of O is 2. X forms X 2
Valency of O is 2. X forms X 2 O. Hence valency of X is 1. Thus it has 1 electron for outermost shell. Hence it belongs to group IA. When X reacts with chlorine it forms XCl.
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Explanation:
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