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प्रश्न
Write the balanced chemical equation of the following reaction.
Potassium permanganate + hydrochloric acid → potassium chloride + manganese chloride + chlorine + water
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उत्तर
\[\ce{2KMnO4 + 16HCl -> 2KCl + 2MnCl2 + 5Cl2 + 8H2O}\]
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संबंधित प्रश्न
What does the symbol (aq) represent in a chemical equation?
State one characteristic of the chemical reaction which takes place when dilute sulphuric acid is added to barium chloride solution.
Give one example of an endothermic reaction.
Which of the following are endothermic reactions and which are exothermic reactions?
- Burning of natural gas
- Photosynthesis
- Electrolysis of water
- Respiration
- Decomposition of calcium carbonate
Write the balanced chemical equation of the following reaction.
barium chloride + sulphuric acid → barium sulphate + hydrochloric acid
What is thermit process?
A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – zinc carbonate.
\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]
State what is a ‘balanced equation’.
Balance the following simple equation:
N2 + O2 ⇌ NO
Balance the following simple equation:
Al + O2 → Al2O3
