Question

Water drop
Collected rust
Fe,0,H,O
0,
Fet(aq)
Cathode et
Cathode
Anode
Fe -> Fe2+ + 2e
0, + 4H+ + 4e -> 2H,0
Iron
(a)
What is a rust ?
(6)
Write the chemical formula of rust.
Write the reaction of oxidation of iron at anode.
(d)
Write the reaction of oxidation of iron at cathode.
(e)
What is corrosion ?​

Answer 1

Answer:

a) A certain type of reddish coloured solid layer collects on their metallic surface is called as rust

b) fe2O3. xH2O

O2 + 4H +4e---------->2H2O

fe------->fe2+ + 2e-

Due to various components of atmosphere oxidation of mental takes place consequently rusting in their damage this is called as corrosion