what is bond?

The bond is a way through which an atom combines with another atom to complete their octate and gets stability. 

 There are two types of bonds:-

I) COVALENT BOND:- It is of three types

i) single bond:- formed by sharing of 2 electrons.

ii) double bond:- formed by sharing of 4 electrons.

iii) triple bond:- formed by sharing of 6 electrons.

2) IONIC BOND :- formed by the complete transfer of electrons between two atoms.