Question

how sodium and chlorine form bonds? in NaCl?​

Answer 1

Answer:

Sodium ion has positive charge whereas chloride ions have negative charge. Due to opposite charges, sodium ion and chloride ions are held together by the electrostatic force of attraction to form sodium chloride, Na+Cl- or NaCl.

Answer 2

With help of ions , positive sodium ion and negative chlorine ion are attracted by electrostatic force and thus bonds are formed in it , hope it helped you