Assertion (A): | To detect presence of halogens in an organic compound, some dilute nitric acid is added. |
Reason (R): | Dilute HNO3 destroys Na2S and NaCN by oxidation |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are 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. |
Assertion (A): | Simple distillation can help in separating a mixture of propan-1-ol (boiling point 97 ° C ) and propanone (boiling point 56 ° C ). |
Reason (R): | Liquids with a difference of more than 20 ° C in their boiling points can be separated by simple distillation. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
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 |