Organic Chemistry Practice Questions with Answers (Set 8)

 

1. What is the IUPAC name of the following compound?

a. ethylpropylmethylamine
c. N-ethyl-N-methyl-1-propanamine
b. N-ethyl-N-methylpropanamine
d. N-ethyl-N-methyl-2-propanamine

2. What is the IUPAC name of the following compound?

a. ethylmethylpropylamine
c. N-ethyl-N-methyl-1-propanamine
b. ethylisopropylmethylamine
d. N-ethyl-N-methyl-2-propanamine

3. In a pure sample of which of the following is there no hydrogen bonding?

a. CH3NH2
b. (CH3)2NH
c. (CH3)3N
d. None, pure samples of all these have hydrogen bonds.

4. Which of the following gives the correct order of solubility in water?

a. (i) > (ii) > (iii)
c. (iii) > (ii) > (i)
b. (ii) > (i) > (iii)
d. (iii) > (i) > (ii)

5. Which of the following gives the correct order of solubility in water?

a. (i) > (ii) > (iii)
c. (iii) > (ii) > (i)
b. (ii) > (i) > (iii)
d. (iii) > (i) > (ii)

6. Although many amines are insoluble in water they can be dissolved in which of the following?

a. aqueous acid
c. both a and b
b. aqueous base
d. neither a nor b

7. Which of the following is the correct equation for the reaction of dimethylamine with
hydrochloric acid?

a. (CH3) 2NH + HCl(aq) 2CH4(g) + NH2Cl(l)
b. 2(CH3)2NH + 2HCl(aq) 2(CH3)2NH2(aq) + Cl2(g)
c. (CH3)2NH + HCl(aq) (CH3)2NH2+(aq) + Cl?(aq)
d. (CH3)2NH + 2HCl(aq) 2CH3NHCl(l) + H2 (g)

8. The following is the formula for gabapentin used in the treatment of epilepsy. How many stereocenters are there in this compound?


a. 1
c. 3
b. 2
d. There are no stereocenters.

9. The following is the formula for gabapentin used in the treatment of epilepsy. What type of amine is gabapentin?


a. 1°
b. 2°
c. 3°

10. How many hydrogen atoms are in cyclohexanamine?

a. 5
b. 7
c. 8
d. 12
e. 13

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