Compounds having same molecular formula but differ in structural formula are called __________________?
A. polymer
B. monomer
C. isomer
D. allotropes
Submitted by :- Jamil Ahmed
CHEMISTRY
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Chemical properties of first member of homologous series with respect to other members are_________________?
A. same
B. different
C. depends upon number of C atoms
D. depends upon number of H atoms
Submitted by :- Jamil Ahmed
A double bond consists of __________________?
A. Two sigma bonds
B. Two Pi bonds
C. One sigma and one Pi bonds
D. One sigma and two Pi bonds
Submitted by :- Jamil Ahmed
According to vital force theory_______________?
A. Organic compounds can be synthesized from inorganic compounds
B. organic compounds cannot be synthesized from inorganic compounds
C. organic compounds can be synthesized by animals
D. organic compounds can be synthesized by plants
Submitted by :- Jamil Ahmed
Organic compounds that are essentially nonpolar and exhibit weak intermolecular forces have________________?
A. Low melting points
B. Low vapour pressure
C. High boiling points
D. High electrical conductivity
Submitted by :- Jamil Ahmed
Geometric isomerism is usually found in___________________?
A. Alkanes
B. Alkenes
C. Alkynes
D. Esters
Submitted by :- Jamil Ahmed
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