Engineering Chemistry Boiling Point Online Exam Quiz
Engineering Chemistry Boiling Point GK Quiz. Question and Answers related to Engineering Chemistry Boiling Point. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Boiling Point
At 1 atm pressure, the boiling point of water is ____________
Options
A : 0 0C
B : 1000C
C : -1000C
D : None of the mentioned
The normal boiling point of a liquid is the temperature at which it boils when the external pressure is ____________
Options
A : 1 atm
B : 2 atm
C : 3 atm
D : 5 atm
The molar heat of vaporisation (?Hvap) for water is ____________
Options
A : 40.79 kJ/mol
B : 31.0 kJ/mol
C : 59.0 kJ/mol
D : 9.2 kJ/mol
On increasing the temperature of a liquid, its vapour pressure ____________
Options
A : Decreases
B : Remain constant
C : Increases
D : None of the mentioned
If the non-volatile impurities contaminate the liquid, its boiling point gets ____________
Options
A : Depressed
B : Elevated
C : Remains same
D : None of the mentioned
The boiling point of a liquid is the temperature at which the vapour pressure ____________
Options
A : Is equal to the internal pressure
B : Is equal to the external pressure
C : Is greater than an internal pressure
D : Is lesser than an internal pressure
The energy required to vaporize 1 mole of a liquid is known as ____________
Options
A : Molar heat of fusion
B : Molar heat of freezing
C : Molar heat of boiling
D : Molar heat of vaporisation
The boiling point and molar heat of vaporisation is dependent on ____________
Options
A : Strength of the inter-molecular forces
B : Composition of the liquid compound
C : Size of the molecules
D : All of the mentioned
For a given substance, choose the correct statement.
Options
A : ?Hfus is greater than ?Hvap
B : ?Hfus is equal to ?Hvap
C : ?Hfus is smaller than ?Hvap
D : None of the mentioned
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