Engineering Chemistry Melting Point Online Exam Quiz
Engineering Chemistry Melting Point GK Quiz. Question and Answers related to Engineering Chemistry Melting Point. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Melting Point
The melting point of ice is ____________
Options
A : 00C
B : 1000C
C : 40C
D : -40C
What is the molar heat of fusion (kJ/mol) of water?
Options
A : 1.3
B : 0.84
C : 7.61
D : 6.01
What is the melting point of mercury?
Options
A : 3570C
B : -390C
C : 00C
D : 1000C
Molar heat of fusion is defined as ____________
Options
A : Energy required to melt one gram of solid
B : Energy required to melt one mole of solid
C : Energy required to melt one kilogram of solid
D : Energy required to melt ten moles of solid
When the solid and liquid phase are in equilibrium, the temperature ____________
Options
A : Increases gradually
B : Decreases gradually
C : Remains constant
D : None of the mentioned
The purity of the compound is confirmed by ____________
Options
A : Its melting point and boiling point
B : Chromatographic technique
C : Spectroscopy
D : All of the mentioned
The temperature at which solid and liquid coexist in equilibrium is called ____________
Options
A : Melting point of liquid
B : Freezing point of liquid
C : Freezing point of solid
D : All of the mentioned
Select the correct statement from the following options.
Options
A : The transformation of solid to liquid is called melting and the reverse process is called freezing
B : The transformation of solid to liquid is called freezing and the reverse process is called melting
C : The transformation of liquid to solid is called melting and the reverse process is called freezing
D : None of the mentioned
The temperature remains constant during phase change because the increased kinetic energy is used to overcome the cohesive forces in the liquid.
Options
A : True
B : False
C :
D :
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