Chemistry
Write balanced equations for the following
(i) Iron reacts with dil. HCl
(ii) Zinc reacts with caustic soda solution
(iii) Lead reacts with potassium hydroxide,
(iv) Aluminium reacts with fused sodium hydroxide
Hydrogen
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Answer
(i) Fe + 2HCl ⟶ FeCl2 + H2
(ii) Zn + 2NaOH ⟶ Na2ZnO2 + H2
(iii) Pb + 2KOH ⟶ K2PbO2 + H2
(iv) 2Al + 6NaOH ⟶ 2Na3AlO3 + 3H2
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