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Question
Match the statements in Column A with those in Column B.
| Column A | Column B |
|
1. A metal which reacts with cold water to from hydrogen. |
1. Reduction |
| 2. A gas which is inflammable and non-supporter of combustion | 2. Hydrogenation |
|
3. A process in which vanspati ghee is prepared from vegitable oils |
3. oxidation |
|
4. The removal ofhydrogen or addition of oxygen |
4. sodium |
| 5. The addition of hydrogen or removal of oxygen | 5. Hydrogen |
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Solution
| Column A | Column B |
|
1. A metal which reacts with cold water to from hydrogen. |
4. sodium |
| 2. A gas which is inflammable and non-supporter of combustion | 5. Hydrogen |
|
3. A process in which vanspati ghee is prepared from vegitable oils |
2. Hydragenation |
|
4. The removal hydrogen or addition of oxygen. |
3. oxidation |
| 5. The addition hydrogen or removal of oxygen | 1. Reduction |
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An efflorescent substance which leaves a residue having the same colour as the substance and evolves a gas which changes the colour of cobalt chloride paper.
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Though lead is above hydrogen in the activity series, it does not react with dilute hydrochloric acid or dilutes sulphuric acid.
State the reactant added to hydrogen to obtain the respective product in following case.
Water
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
