Chapter 1 ORGANIC CHEMISTRY MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. Carbon atom is ___________: (A) Trivalent (B) Divalent (C) Tetravalent (D) MonovalentShow All Answers 2. Chemistry of carbon compounds is called ___________: (A) Organic Chemistry (B) Physical Chemistry (C) Inorganic Chemistry (D) BiochemistryShow All Answers 3. Carbon atom can form maximum ______ bonds in hydrocarbons: (A) 3 (B) 4 (C) 2 (D) 6Show All Answers 4. The IUPAC name of cyclic ether is ___________: (A) Alkoxy Alkane (B) Epoxide (C) Epoxy Alkane (D) Alkoxy EtherShow All Answers 5. Petroleum and coal are the ___________ of organic compounds: (A) Synthetic source (B) Natural source (C) Mineral source (D) Bio sourceShow All Answers 6. Pentane has maximum ______ isomers: (A) 3 (B) 4 (C) 5 (D) 6Show All Answers 7. A compound that changes into vapors at room temperature is called ___________: (A) Volatile (B) Non-volatile (C) Solvent (D) SublimeShow All Answers 8. Both are carbonyl compounds ___________: (A) Aldehyde & Acid (B) Ketone & Acid (C) Ketone & Aldehyde (D) Acid & AmideShow All Answers 9. Pyrrole and furan are ___________ compounds: (A) Heterocyclic (B) Carbocyclic (C) Cyclic (D) HomocyclicShow All Answers 10. The first effort in organic chemistry was done by ___________: (A) Friedrich Wöhler (B) Lavoisier (C) Kekulé (D) DaltonShow All Answers