Introduction to Organic Chemistry - Chapter No 14

Right Answers have been shown below in red color.

1. Urea was obtained by heating_______.

a) Ammonium cyanate
b) Carbon
c) Oxygen
d) Copper

2. Fredrick Wohler prepared urea in  _____.

a) 1807
b) 1828
c) 1927
d) 1807B

3. The branch of chemistry that deals with the study of compounds of carbon is called_______.

a) Organic chemistry
b) Inorganic chemistry
c) Electrical force
d) None of these

4. The branch of chemistry which does not deal with the compound of carbon is called _______.

a) Organic chemistry
b) Inorganic chemistry
c) Complex
d) Acetates

5. ________ is an essential part of organic compounds.

a) Nitrogen
b) Oxygen
c) Carbon
d) None of these

6. The elements which have the same molecular formula but different structural formulas, are called ______.

a) Isomers
b) Tetravalent
c) Molecular
d) Different

7. The formula of methane is_________.
a) CH4 b) CH2 c) CH3 d) CH5

8. The general formula for ane-group is_________.

a) CnH2n+4
b) CnH2n+2
c) CnH2n-2
d) None of these

9. The general formula of ene–group is _________.

a) CnH2n
b) CnH2n+1
c) CnH2n-2
d) None of these

10. The general formula of yne–group is _________.

a) CnH2n
b) CnH2n+1
c) CnH2n-2
d) None of these

11. The formula of methyl alcohol is _________.

a) CH3OH
b) CH3(OH)3
c) CH5O
d) None of these

12. The atoms in the organic compounds are joined by a ___________ bond.

a) Ionic
b) Covalent
c) Simple
d) None of these

13. The atoms in the inorganic compounds are joined by a ___________ bond.

a) Ionic
b) Covalent
c) Simple
d) None of these

14. Organic compounds are generally _________ in water.

a) Ionic
b) Insoluble
c) Soluble
d) None of these

15. Inorganic compounds are generally _________ in water.

a) Soluble
b) Insoluble
c) Isomerism
d) None of these

16. Organic compounds deal with the process of________.

a) Coal
b) Petroleum
c) Isomerism
d) None of these

17. Organic compounds are the ________ gradient of food.

a) Important
b) Hard
c) Soft
d) None of these

18. Methane and petrol are used as _______.

a) Fuel
b) Plants
c) Water
d) None of these

19. “Urea” is a ______ compound.

a) Organic
b) Inorganic
c) Simple
b) Metal

20. We can prepare_______ compounds in laboratory.

a) Simple
b) Complex
c) Organic
d) None of these

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