Hydro carbons which burn with smoky flame are called_________________?
A. Aliphatic
B. Alicyclic
C. Aromatic
D. Aldehyde
Submitted by :- Jamil Ahmed
Main source of organic compounds is__________________?
A. Animal
B. Fossil
C. Coal
D. Plants
Submitted by :- Jamil Ahmed
Industrial materials thermal power stations are coated with__________________?
A. Polyester resins
B. Epoxy paints
C. polyamide resins
D. Polyvinyl chloride
Submitted by :- Jamil Ahmed
The structure of ethyne is_________________?
A. angular
B. trigonal
C. linear
D. trigonal planar
Submitted by :- Jamil Ahmed
Only sigma bonds are present in__________________?
A. propene
B. butanoic acid
C. butanal
D. ethoxy ethane
Submitted by :- Jamil Ahmed
Which of the following is an amide________________?
A. R-NH2
B. RCONH2
C. R – NH – R
D. C6H5NH2
Submitted by :- Jamil Ahmed
Compound containing benzene ring in their structure are __________________?
A. aliphatic
B. aromatic
C. carboxylic acid
D. carbohydrates
Submitted by :- Jamil Ahmed
Isomerism which is present only in alkene is__________________?
A. structural isomerism
B. metamerism
C. cis-trans isomerism
D. both b and c
Submitted by :- Jamil Ahmed
The metallic sound produced by engine due to the pre-ignition of fuel is called _______________?
A. knocking
B. reforming
C. cracking
D. a and c
Submitted by :- Jamil Ahmed
The process in which larger molecule with higher molecular weight breaks down into smaller molecules with lower molecular weight____________________?
A. polymerization
B. pyrolysis
C. isomerism
D. no such process occurs
Submitted by :- Jamil Ahmed