Related Questions

The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and re-condensed, then the liquid with the next higher boiling point is then evaporated and re-condensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
A Cracking
B Fractional distillation
C Full distillation
D Carbonisation
Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about __________ °C.
A -83
B -183
C -196
D -218
A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law.
A Positive
B Negative
C No
D None of these
A binary liquid azeotropic mixture has boiling point lower than either of the components, when it shows __________ deviation from Raoult's Law.
A Positive
B Negative
C No
D None of these
When the mixture to be distilled has a very high boiling point and the product material is heat sensitive, the separation technique to be used is __________ distillation.
A Continuous
B Steam
C Azerotropic
D None of these
In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.
A Molecular
B Azeotropic
C Extractive
D Flash
Boiling point elevation for a strong and concentrated solution is found by Duhring's rule, which states that at the same pressure, the boiling point of a solution is a linear function of the __________ of pure water.
A Boiling point
B Dynamic viscosity
C Kinematic viscosity
D Density
Boiling point of a non-homogeneous mixture of immiscible liquids is __________ that of any one of its separate components.
A Lower than
B Higher than
C Equal to
D Either A or B; depends on the liquids
The boiling points of pure components of a binary system __________ with increase in total pressure of the system.
A Decreases
B Increases
C Remains unchanged
D May increase or decrease, depends on the system
Point A is 10 miles West of Point B. Point b is 30 miles North of pint C. Point C is 20 miles East of Point D. What is the distance (in miles) between Point A and Point D?
A 1010
B 1020
C 2010
D 3010

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