CI. Match the given columns.
Column A
1. Physical changes
2. Copper sulphate
3. Iron
4. Carbon
5. Spoilage of food
6. Magnesium hydroxide
Column B
0 Reacts with sulphur
(1) Irreversible
(in) No new substance is formed
(iv) Turns red litmus paper blue
(w) Reacts with zinc
(1) Oxygen and water
Column
(a) Rust
(b) Chemical chang
(c) Basic in matu
(d) Generally rene
(e) Zinc sulphate
(0) Endothermic mom
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