Question

The atomic numbers of elements A and B are 12and8 respeetively They combine together write down the formula and nature of bonding in the compound

Answer 1

Hey mate,
here is your answer
___________________

A with atomic no. 12 it should be - Magnesium and

B with atomic no. 8 it should be - oxygen

$2Mg \: + \: 0_{2} = \: 2Mg0$

Oxygen gains two electrons to have an octet. The ionic bond between ions results from the electrostatic attraction of opposite charges. The final formula ofmagnesium oxide is MgO

_________❤️_________

HOPE THIS HELPS YOU
PLEASE like it and
$mark \: \: as \: \: brainlist$
TH@NkS

Answer 2

8 element is oxygen
12 element is magnesium
They together combine and form 2MgO