Question

3.A china dish containing a mixture of ammonium chloride, common salt and fine sand is covered with an inverted glass funnel having a cotton plug at its tube end.A student heats the dish strongly. a.)What will be his observation? b.)Write the sequence of steps to separate the components of the mixture. c.)What precautions should be taken while performing the above experiment? d.)Name two more sublimable substances.

Answer 1

Answer:

This is called sublimation. In contrast to this, sand and common salt do not sublime. So from a mixture, containing ammonium chloride (or camphor), common salt and sand, ammonium chloride (or camphor) can be easily separated by the process of sublimation.