Question

atomic number of two elements A and B is 8 and 12 respectively write the chemical formula of the combound​

Answer 1

Answer:

MgO

Explanation:

Element with Atomic number 8 is O2

Element with Atomic Number 12 is Mg

Mg and O2 Combine to form MgO

Answer 2

a) Element a is oxygen.

b) Element b is magnesium.

• Compound form will be magnessium oxide.