Question

an element M is group 2 of the periodic table the formula of its oxide is​

Answer 1

Answer:

First group of the periodic table is mainly known as alkali metals and they have valency =1 and oxide with the valency =2 so the formula of oxide would be M2O.

Answer 2

Answer:

First group of the periodic table is mainly known as alkali metals and they have valency =1 and oxide with the valency =2 so the formula of oxide would be M2O.

Explanation:

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