Question

write down the formula of
a) sodium oxide
b) sodium nitrate
c) aluminum chloride
d) sodium carbonate

Answer 1

Hola there...

1) Sodium Oxide : Na2O

2) Sodium Nitrate : NaNO3

3) Aluminium Chloride : AlCl3

4) Sodium Carbonate : Na2CO3

Hope this helps....:)

Answer 2

Sodium oxide :- Na2O
Sodium Nitrate :- NaNo3
Aluminium chloride :- AlCl3
Sodium Carbonate :- Na2Co3