Question

which of the following can be separated by sublimation process -

(i) sand (ii) naphthalene (iii) salt and sugar mixture ​

Answer 1

Answer:

Sublimation is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase. Ammonium chloride, ...

Answer 2

Answer:

naphthalene

When heated at 80 °C, napthalene rapidly sublimes directly from a solid into a gas, eventually leaving nothing remaining in the crucible. On cool surfaces, the gaseous naphthalene will re-solidify to form needle-like crystals