Which is not heterocyclic compound _______________?
Which is not heterocyclic compound _______________?
A. Furan
B. Thiophene
C. Aniline
D. Pyridine
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Coal is produced after a long time decay of_________________?
Coal is produced after a long time decay of_________________?A. animals
B. fossils
C. wood
D. all of the abovethe fractional distillation of petroleum produces gasoline up to ________________?
the fractional distillation of petroleum produces gasoline up to ________________?A. 10%
B. 15%
C. 20%
D. 30%Only sigma bonds are present in__________________?
Only sigma bonds are present in__________________?A. propene
B. butanoic acid
C. butanal
D. ethoxy ethaneMethane is used in power generation in chemical industries being a__________________?
Methane is used in power generation in chemical industries being a__________________?A. natural gas
B. good caloric value
C. cheaper
D. AllC5H12 has the number of isomers ___________________?
C5H12 has the number of isomers ___________________?A. one
B. two
C. three
D. fourFirst organic compound synthesized in laboratory was _________________?
First organic compound synthesized in laboratory was _________________?A. tartaric acid
B. ethyl alcohol
C. methanol
D. urea