Assertion (A): | CCl4 doesn't give precipitate of AgCl on heating with AgNO3. |
Reason (R): | CCl4 is a non-polar molecule. |
1. | (A) is True and (R) is the correct explanation of (A). |
2. | (A) is True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the Lassaigne’s test for nitrogen in an organic compound, the Prussian blue colour is obtained due to the formation of:
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyLassaigne's test can detect:
1. Nitrogen, Sulphur, Halogens
2. Nitrogen, Cyanides, Sulphur
3. Sodium, Sulphur, Halogens, Phosphorus
4. Nitrogen, Sulphur, Halogens, Phosphorus
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyNitric acid is added to sodium extract before adding silver nitrate for testing halogens because:
1. Nitric acid reduces sulphide
2. Nitric acid decomposes NaCN and Na2S
3. Nitric acid oxidises the organic compound
4. Nitric acid acts as a dehydrating agent
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA mixture of calcium sulphate and camphor can be separated by-
1. Filtration
2. Evaporation
3. Sublimation
4. Chromatography
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA gas among the following that can be absorbed by potassium hydroxide is -
1. Carbon dioxide
2. Silicon dioxide
3. Hydrogen
4. Carbon monoxide
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology