A metal X is in first group of the periodic table. What will be the formula of its oxide?
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X2O
Since the 1st group elements have +1 as valency and oxygen has -2 as valency so they will form the above formula
examples- Li2O, Na2O ,K2O etc.
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Answer:
as we know that valency of 1st group is 1 and Valency of Oxygen is 2. so anwer is
Explanation:
X O 1 2 so answer is X2O.
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