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InterviewSolution
| 1. |
A mixture of camphor and benzoic acid can be separated by : (a) chemical method (b) fractional crystallisation (c) extraction with a solvent (d) sublimation |
| Answer» <p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (a) chemical method </strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">Aqueous solution of NaHCO<sub>3</sub> can be used to separate benzoic acid from its mixture with camphor. Benzoic acid forms water soluble sodium benzoate with NaHCO<sub>3</sub>.</span></span></p> | |