Which one of the following does not show hydrogen bonding?
Which one of the following does not show hydrogen bonding?
A. Water
B. Ethyl alcohol
C. Phenol
D. Diethyl ether
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The element of group VIA which is a non-metal is________________?
The element of group VIA which is a non-metal is________________?A. S
B. Se
C. Te
D. PoAnimal and vegetable fats are___________________?
Animal and vegetable fats are___________________?A. Glycerols
B. Fatty acids
C. Triesters formed from glycerol and fatty acids
D. Tetraesters formed from glycerol and fatty acidsOxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?
Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?A. 20cm3/min
B. 40cm3/min
C. 160cm3/min
D. 2.5cm3/minIdeal gasses have all the following characteristics except ?
Ideal gasses have all the following characteristics except ?A. Absence of intermolecular forces
B. Collisions among the molecules of an ideal gas are perfectly elastic
C. The molecules occupy no space
D. All of the above are correctEstimation of amounts of different components in a sample is________________?
Estimation of amounts of different components in a sample is________________?A. Quantitative analysis
B. Qualitative analysis
C. Stochiometery
D. Physical chemistryIn diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?
In diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?A. Hydroxide ions to reach anode
B. Chlorine gas to mix
C. Cathode to decay
D. All of the above