Options:
- A. Face centered cubic lattice
- B. body centered cubic lattice
- C. simple cubic lattice
- D. othorhombic lattice
View Answer
B. body centered cubic lattice
Chemistry
Which one is a conductor but is not malleable ?
Options:
- A. Iron
- B. Graphite
- C. Silver
- D. Platinum
View Answer
B. Graphite
During which process empty spaces between particles become minimum ?
Options:
- A. ionization
- B. condensation
- C. fusion
- D. evaporation
View Answer
B. condensation
The density of water may be__________________?
Options:
- A. Equal to that of ice
- B. Greater than that of ice
- C. Less than that of ice
- D. All are possible
View Answer
B. Greater than that of ice
Which one of the following has highest volatility_________________?
Options:
- A. Diethyl ether
- B. Ethyl alcohol
- C. Water
- D. Ethylene glycol
View Answer
A. Diethyl ether
Steam causes more sever burn than the boiling water because it possesses _________________?
Options:
- A. Latent heat of fusion
- B. Latent heat of vaporization
- C. Latent heat of sublimation
- D. All of the above
View Answer
B. Latent heat of vaporization
If we provide very high amount of heat to a liquid its boiling point will__________________?
Options:
- A. increase
- B. remains constant
- C. decrease
- D. there will be no boiling
View Answer
B. remains constant
The conversion of vapours back into their liquid state is called__________________?
Options:
- A. crystallization
- B. evaporization
- C. vaporization
- D. condensation
View Answer
D. condensation
A solid may be made up of_________________?
Options:
- A. Atoms
- B. Ions
- C. Molecules
- D. A, B, and C
View Answer
D. A, B, and C
When water freezes at 0
Options:
- A. Change of bond angles
- B. Cubic structure of ice
- C. Empty space present in the structure of ice
- D. Change of bond length
View Answer
C. Empty space present in the structure of ice