- 1(current)
Q. No.Green chemistry means such reactions that:
| 1. | Produce colour during reactions |
| 2. | Reduce the use and production of hazardous chemicals. |
| 3. | Are related to the depletion of the ozone layer. |
| 4. | Study the reactions in plants. |
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The best alternative of tetrachloroethane for dry cleaning is-
1. Liquified CO2 along with suitable detergent.
2. Liquified CO2 along with suitable oil.
3. Liquified SO2 along with suitable detergents.
4. Liquified SO2 along with suitable oil.
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The chemical that is an excellent ‘green’ solvent as well as a greenhouse gas is:
1. Methanol
2. CFCs
3. Carbon monoxide
4. Carbon Dioxide
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- 1(current)
Q. No.
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