Only sigma bonds are present in__________________?

Related Mcqs:

1. Isomerism which is present only in alkene is__________________?

   A. structural isomerism
   B. metamerism
   C. cis-trans isomerism
   D. both b and c

2. Crude oil is blackish coloured liquid produced after the decay of organic matter present between_________________?

   A. earth layer
   B. mountains
   C. sedimentary rocks
   D. rocks

3. Main source of organic compounds is__________________?

   A. Animal
   B. Fossil
   C. Coal
   D. Plants

4. 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

5. Which of the following can be used as anti-knocking agent ?

   A. PbCl2
   B. (C2H5)4 Pb
   C. (C2H5)2 Pb
   D. all of the above

6. C5H12 has the number of isomers ___________________?

   A. one
   B. two
   C. three
   D. four

7. Octane number can be improved by________________?

   A. Isomerization
   B. Adding (C2H5)4 Pb
   C. Adding (CH3)4 Pb
   D. All

8. The property of carbon chain formation is called _________________?

   A. catenation
   B. hybridization
   C. polymerization
   D. solvation

9. Which one of the following compounds shows intense knocking ?

   A. n-pentane
   B. iso-heptane
   C. iso-octane
   D. n-heptane

10. Which is not heterocyclic compound _______________?

    A. Furan
    B. Thiophene
    C. Aniline
    D. Pyridine