1. Condensed structural formula for butane is
a. CH3-CH2-CH3
b. CH3-CH2-CH2-CH3
c. CH3-CH2-CH2-CH2-CH3
d. CH3-CH3
2. . CH3-CH2-CH3 is the chemical formula for
a. ethane
b. propane
c. butane
d. pentane
3. Which compound is not a saturated hydrocarbon
a. CH3-CH3
b. CH3-CH2-CH2-CH3
c. CH3-CH=CH2
d. none
4. Stem “But” stands for how many carbon atoms
a. 2
b. 3
c. 4
d. 5
5. Pitch is produced by
a. coal
b. coal gas
c. coal tar
d. petroleum
6. The functional group -C=O- is used for
a. Alcohols
b. Ketones
c. carboxylic acids
d. esters
7. In which of following compounds , oxygen is attached to two alkyl carbon atoms
a. Alcohol
b. Phenol
c. Ether
d. Ester
8. Which of following is an alcohol
a. CH3-CH2-O-CH2-CH3
b. CH3-CH2-COOH
c. CH3-CH2-OH
d. C6H5-OH
9. The functional group of amines is
a. -OH
b. -COOH
c. -NH2
d. -CHO
10. Formic acid contains functional group
a. -OH
b. -CO-
c. -COOH
d. -CHO
This website uses cookies.