A process in which large molecules are broken up into into smaller molecules is called as_____.
A. Reforming
B. Cracking
C. Refining
D. Isomerization
The quality of petrol is improved by:
A. Cracking
B. Reforming
C. Refining
D. Hydration
Aldehydes and ketones both, show the type of Isomerism is:
A. chain Isomerism
B. Functional Group Isomerism
C. Metamerism
D. Position Isomerism
diamond got brilliance due to following reason?
A. reflection
B. refraction
C. dispersion
D. all of the above
Universe is almost 70% made up of:
A. Helium
B. Hydrogen
C. Chlorine
D. Carbon
Which of the following is more Basic in nature?
A. Ammonia
B. 1°Alkyl ammine
C. 2° Alkyl ammine
D. 3° Alkyl ammine
Which of the following is more acidic in nature?
A. Benzene
B. Phenol
C. Cresol
D. Aniline
Which of the following is more acidic in nature?
A. Benzene
B. Phenol
C. p-nitrobenzene
D. Cresol
The following alcohol does not undergo oxidation is:
A. 1° alcohol
B. 2° alcohol
C. 3° alcohol
D. 0° alcohol
In water, Hydrogen is present _____ by mass.
A. 22%
B. 11.11%
C. 31.13%
D. 15.15%
