Question

जंग का रासायनिक सूत्र एवं अणु सूत्र

Answer 1

Heya mate

Your Answer in given picture,

Answer 2

Chemical formulae for rust is ,

Fe + .xH2O + O2 = Fe2O3 + .xH2O

when Iron , water and oxygen reacts and gives Rust and water.

Hope it helps to you.