1. Which of the following compounds is a carboxylic acid?
(A) CH3CH2COOH
(B) CH3CH2OCH3
(C) CH3CH2CH2OH
(D) CH3CH2CHO
2. Which of the following is a tertiary alcohol?
(A) CH3CH2OCH3
(B) (CH3)3COH
(C) (CH3)2CHOH
(D) CH3CH2CH2OH
3. Which of the following is a primary amine?
(A) CH3CH2NHCH3
(B) CH3CH2NHCH(CH3)2
(C) CH3CH2N(CH3)2
(D) (CH3)3CNH2
4. Which of the following elements has the highest
electronegativity?
(A) N
(B) C
(C) O
(D) S
5. Which of the following bonds is the most polar?
(A) F-F
(B) H-F
(C) C-H
(D) C-Si
6. Which of the following is a polar covalent bond?
(A) Na-F
(B) C-H
(C) C-O
(D) Cl-Cl
7. Which of the following molecules has no molecular dipole?
(A) CH3Cl
(B) CH2Cl2
(C) CHCl3
(D) CCl4
8. Which of the following molecules has a molecular dipole?

(A) 1
(B) 2
(C) 3
(D) 4
9. How many constitutional isomers are there with the molecular formula C6H14?
(A) 3
(B) 4
(C) 5
(D) 6
10. Which of the following compounds has 1°, 2°, 3° and 4° carbon atoms?

(A) 1
(B) 2
(C) 3
(D) 4
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