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प्रश्न
State the following reaction represent oxidation or reduction.
\[\ce{Cl- ->Cl}\]
विकल्प
oxidation
reduction
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उत्तर
reduction
\[\ce{Cl- ->Cl}\] [∵ gain of electron]
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संबंधित प्रश्न
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
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- temperature and Pressure
- concentration of reactants
- presence of catalyst
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| Heat on copper carbonate | Test for gas evolved |
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Neutralization reaction and a precipitation reaction.
Match the following:
| 1. | Sodium Chloride | a. | CaSO41/2H2O |
| 2. | Calcium sulphate dihydrate | b. | C2H5Oh |
| 3. | Magnesium sulphate hydrate | c. | CaSO4.2H2O |
| 4. | Calcium sulphate hemihydrate | d. | NaCl |
| 5. | Phenol | e. | MgSO4.H2O |
______ is a natural indicator.
