To separate a mixture of common salt and ammonium chloride the following apparatus were provided by the laboratory assistant to a student. Tripod stand, china dish, wire gauge, Bunsen burner, a glass rod, cotton wool and matchbox.
(i) Name the apparatus which is missing and write its use in the above activity.
(ii) Name the separation technique used to separate the mixture.
Answers
Answer:
Separation of Common salt from Ammonium chloride…
Explanation:
(a). Now what you mentioned here is that you are provided Tripod stand, China-dish, Wire gauge, Bunsen burner, glass rod, cotton wool and match box.
In this process it is certain that you were not provide by inverted funnel. So this is the apparatus that was actually missing.
(b). The technique that is being used for separating this mixture is commonly termed as Sublimation method. We are all aware that ammonium chloride will tend to change to gas state from its Solid state the moment it is heated on fire.
So now the mixture contains volatile component (sublimate) while the other is Common salt (non sublimate) component as impurity.
Answer:
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