MULTIPLE CHOICE . Write the letter of your chosen answer on a separate sheet of

paper .

1. Alkanes are called _____.

A. condensed HC C. supersaturated HC

B. saturated HC D. unsaturated HC

2. Alkynes are hydrocarbons with at least _____.

A. single bond C. triple bond

B. double bond D. single & double bond

3. This class of organic compound does NOT contain oxygen.

A. aldehyde B. amines C. halocarbons D.

ketones

4. The classification of organic compound together with amines containing nitrogen.

A. aldehyde B. amides C. esters D. ketones

5. An ester having a wintergreen fragrance is _____.

A. ethyl formate C. octyl acetate

B. methyl salicylate D. pentyl ethanoate

6. Esters are formed from a reaction between _____.

A. alcohols & ethers C. aldehydes and an etherB. amines & amides D. alcohols and carboxylic acids

7. What is the general formula for ethers?

A. RX B. R-OH C. R-O-R' D. R-C-R'

8. When an alkane's carbon-carbon bonds are connected in a single line, it is called

_____.

A. branched -chain alkane C. diagonal alkanes

B. crooked alkanes D. straight - chain alkane

9. When an alkane has a cyclic or ring structure, it is called _____.

A. alternating alkanes C. cycloalkanes

B. branched alkane D. straight -chain alkane

10. These are widely used as solvents in chemical reactions, w/ a general formula

of ROH.

A. alcohol B. aldehydes C. amides D. carboxylic acids

11. CH3COOH is an example of a / an _____.

A. alcohol B. amide C. carboxylic acid D. ketone

12. They are different compounds that have the same molecular formula.

A. copolymers B. isomers C. monomers D. polymers

13. A result if a medicine is being prepared using alcohol as a solvent.

A. aqueous B. mixture C. tincture D. solvent

14. Gasahol / alcogas is the name given to the mixture of _____.

A. ethanol and gasoline C. formaldehyde and water

B. water and alcohol D. alcohol and gasoline

15. It is a well-known anesthetic.

A. acetic acid C. ethyl acetate

B. diethyl ether D. ethyl ethanoate​