Rust is a mixture of

Rust is mixture of:

What is rust and rusting? Why does iron rust ? What type of a change is this?

(i) What is rust? Give the equation for formation of rust. (ii) State two conditions necessary for rusting of iron.

(i) What is rust? Give the equation for formation of rust. (ii) State two conditions necessary for rusting of iron.

What is rust? What type of change is rusting physical or chemical? Is it reversible?