Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following CORRECTLY represents the type of reaction involved?
Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following CORRECTLY represents the type of reaction involved? Correct Answer Precipitation reaction
Precipitation reaction is the correct answer.
- Precipitation reaction:
- The reaction in which two compounds exchange ions to form two new compounds out of which one is insoluble compound (called precipitate) called a precipitation reaction.
- Example: BaCl2 + (NH4)2SO4 → BaSO4 + 2NH4Cl
- Combination Reaction:
- The reactions in which two or more substances combine to form a single substance are called combination reactions.
- Example: 2H2+ O2 → 2H2O
- Combustion reaction:
- All combustion reactions are exothermic, like burning of wood, coal, kerosene, petrol, diesel, natural gas (consisting mainly of methane, CH4).
- Oxidation reaction:
- The addition of oxygen to a substance or loss of electron or Hydrogen. The substance which gives oxygen for oxidation or removes hydrogen is called an oxidizing agent.
- The addition of Hydrogen to a substance or gain of electron or oxygen called Reduction. The substance which gives Hydrogen for reduction or removes Oxygen is called a Reduction agent.
- Oxidation and reduction take place side by side and are called redox reactions.
- Example: ZnO+ C → Zn+ CO
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Feb 20, 2025