Question

The atomic number of element A and B are 12 and 8 respectively they combine together write down the formula and nature of bonding in the compound

Answer 1

So element A is magnesium because atomic no. is 12 and

Element B is oxygen because atomic no. is

CHEMICAL EQUATION

Mg + O2 forms MgO

Answer 2

Element A is Magnesium and Element B is Oxygen.

when they combine they form magnesium oxides

mg + 02- mgo2.

compound is ionic because valency of electron is 2 .

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