Search
.Management Sciences
Category: Liquids and Solids
All the enthalpy changes are________________?
0
A. Negative
B. Positive
C. May or may not be A or B
D. none
Steam causes more sever burn than the boiling water because it possesses _________________?
A. Latent heat of fusion
B. Latent heat of vaporization
C. Latent heat of sublimation
D. All of the above
The phenomenon in which a compound exists in two or more crystalline forms is called ________________?
A. Isomorphism
B. Polymorphism
C. Anisotropy
D. Allotropy
Vapour pressure is not affected by_______________?
A. Surface area
B. temperature
C. intermolecular forces
D. atmospheric pressure
Which one of the following has highest volatility_________________?
A. Diethyl ether
B. Ethyl alcohol
C. Water
D. Ethylene glycol
Liquid crystal is discovered by __________________?
A. William Crooks
B. Fredrack Reinitzer
C. J.J Thomson
D. Bravis
Recent Comments