1. One of the organic groups is HYDROCARDON (containing Carbon and hydrogen only). Which of the
following is a hydrocarbon?
A. CHI
B. CH3OH C: CH CH OH D. CH2O
2. There are three types of hydrocarbons: ALKANES, ALKENES and ALKYNES. Which of the following is an
alkane type?
A. Methane B. ethene
C. ethyne
D. ethyl alcohol
3. If a lady wants to remove her nail polish, what must be use to remove it?
A. Acetic acid B. kerosene C. acetone D. water
4. How many hydrogen atom does a methane contain?
A. 2
B. 4
C.6
D. 8
5. Which of the following has a double bond structure? (alkane-single bond; alkene-double bond; alkyne tripple
bond)
A. Propane B. Propene c. propyne d. ethyne
6. Which group of hydrocarbon does the molecule with the structure H-C-C-H belong?
A. Alkane B. alkene C. alkyne D. alcohol
7. What is the correct formula of methanol?
B. CH3OH
C. C₂H4 D. C4H10
8. In hydrocarbons, the boiling point increases as the number of C also increases. Which of the following has
the highest boiling point?
A. CH4 B. C2H6
C. C₂H₃ D. C4H10
9. What organic compound is used by embalming dead body?
A. Water B. formalin (formaldehyde) C. butane D. acetone
10. Which element has 4 valence electron?
A. Carbon B. hydrogen C. oxygen
D. sodium
A A CHA​