Distillation

Q. The method used for refining metals with low boiling points like zinc and mercury is:

1. distillation
2. froth floatation
3. electrolytic refining
4. magnetic separation

Q. The most important characteristic for the separation of two substances through distillation is:

1. Difference in size
2. None of these

3. Difference in boiling point

4. Difference in weight

Q.

The metal that can be refined by distillation is:

1. tin
2. mercury
3. copper
4. iron

Q.

Non-volatile metals are refined by distillation.

1. True

2. False

Q.

The metal that can be refined by distillation is:

1. mercury
2. iron
3. copper
4. tin

Q. Which among the following metals is refined by distillation?

1. Mercury
2. Iron
3. Copper
4. Tin

Q. The principle behind the separation of two substances through distillation is difference in _____ between gangue and ore particles.

1. weight
2. boiling point
3. size
4. melting point

Q. What is distillation?

Q. ________ involves evaporation and condensation during the separation of a mixture.

1. Centrifugation
2. Chromatography
3. Separating funnel
4. Distillation

Q. Using which of the following methods, salt and water can be separately obtained from a salt solution ?

1. Centrifugation
2. Chromatography
3. Separating funnel
4. Distillation