Answer:
option B
Explanation:
The correct answer is option B.
The bond formed by donating electron is called Ionic bond.Ex LiF,NaCl
Bond formed by mutual sharing of electron between two atoms is know as Covalent bond. Ex CO, IBr
hydrogen bond is the bond formed between the hydrogen and highly electro negative compound. Ex: H₂O, NH₃
Polar bond is a covalent bond which is between two atoms where the electrons are unequally distributed.