1. Carbon atom is ___________:
(A) Trivalent
(B) Divalent
(C) Tetravalent
(D) Monovalent
2. Chemistry of carbon compounds is called ___________:
(A) Organic Chemistry
(B) Physical Chemistry
(C) Inorganic Chemistry
(D) Biochemistry
3. Carbon atom can form maximum ______ bonds in hydrocarbons:
(A) 3
(B) 4
(C) 2
(D) 6
4. The IUPAC name of cyclic ether is ___________:
(A) Alkoxy Alkane
(B) Epoxide
(C) Epoxy Alkane
(D) Alkoxy Ether
5. Petroleum and coal are the ___________ of organic compounds:
(A) Synthetic source
(B) Natural source
(C) Mineral source
(D) Bio source
6. Pentane has maximum ______ isomers:
(A) 3
(B) 4
(C) 5
(D) 6
7. A compound that changes into vapors at room temperature is called ___________:
(A) Volatile
(B) Non-volatile
(C) Solvent
(D) Sublime
8. Both are carbonyl compounds ___________:
(A) Aldehyde & Acid
(B) Ketone & Acid
(C) Ketone & Aldehyde
(D) Acid & Amide
9. Pyrrole and furan are ___________ compounds:
(A) Heterocyclic
(B) Carbocyclic
(C) Cyclic
(D) Homocyclic
10. The first effort in organic chemistry was done by ___________:
(A) Friedrich Wöhler
(B) Lavoisier
(C) Kekulé
(D) Dalton