Question

2Na ke place per Na2 kyon nahi likha jata hi Ex 2Na+Cl2= 2NaCl ke place per Na2+Cl2=2Nacl kyon nahi likha jata hi


​

Answer 1

Answer:

2NaCl ke place pe 3 Nacl isliye nahi likte kyoki Na aur Cl alag alag elements hai

Hope so that only

Answer 2

Explanation:

Agar koi number kisi formula se pahele hota hai to it means vo molecules ke number hai like 2Mg

And if vo formula ke last me hai, it means vo valency hai

2Na means Sodium ke 2 molecules

Cl2 means chlorine gas