1. : The Fractional distillation is always different from the distillation due to the presence of which of the following?
(A) Condenser
(B) Fractionating column
(C) Distillation flask
(D) Conical flask
2. : Initially, what is the temperature at the top of the column than at its bottom?
(A) Greater
(B) Equal
(C) Lesser
(D) None of the mentioned
3. : Much suitable for the fractional distillation process is _____________
(A) None of the mentioned
(B) Water bath
(C) Oil bath
(D) Glycerine bath
4. : How the simple fractional tube is packed?
(A) With the Plastic beads
(B) With the Glass beads
(C) With the Metal beads
(D) With the Wooden beads
5. : The beads are provided in a fractional column for which of the following?
(A) Vapours to condense
(B) Vapours to evaporate
(C) Vapours to generate
(D) All of the mentioned
6. : Which of the following is the incorrect statement?
(A) The Fractionating columns are always available in different designs and size
(B) Fractional distillation is the process of separating the different gases from the air
(C) The Fractionating columns are always available according to one fixed standard
(D) The simple fractionating column is a tube always packed with the glass beads
7. : The gases that cannot be separated from air using fractional distillation are__________
(A) Helium
(B) Argon
(C) Oxygen
(D) Nitrogen
8. : What is The difference in the boiling point of 2 liquids in fractional distillation?
(A) Less than 25 K
(B) Equal to 25 K
(C) Greater than 25 K
(D) None of the mentioned
9. : The Fractional distillation is a process of separation of which of the following?
(A) 2 immiscible liquids
(B) 1 miscible and 1 immiscible liquid
(C) 2 miscible liquids
(D) None of the mentioned
10. : What is the Number of steps that are required for the separation of two liquids in fractional distillation?
(A) 3
(B) 1
(C) 2
(D) 4