QUIZ OF HYDROCARBON AND PETROCHEMICAL

I. Give a cross mark on A, B, C, D, or E for the correct answer!

1. The following are the specialities of carbon atom, except…….
A. Has 6 valence electron
B. Can form 4 covalent bonds
C. Can form the double bond
D. The bonds formed are strong relative
E. Can for the carbon chains

2. The following are the true statemens about organic compounds, except…….
A. To shape carbon compounds
B. Have low boiling point
C. Less soluble in water
D. Have high melting point
E. Their atoms form the covalent bond

3. Wich is a group of alkane is……
A. C2H2
B. C2H4
C. C2H6
D. C7H8
E. C7H14

4. A hydrocarbon compound has the general formula of CnH2n, so………
A. The compound is a saturated alkane
B. The compound is an unsaturated alkene
C. The compound is a saturated alkene
D. The compound is a saturated alkyne
E. The compound is an unsaturated alkyne

5. The next highest homologue from C6H14 is…….
A. C6H14
B. C7H10
C. C7H12
D. C7H16
E. C8H16

6. Among of the following names which appropriate to the IUPAC nomenclature system for organic compounds is…….
A. 3-methyl-3-ethyl hexane
B. 3-ethyl-3-methyl hexane
C. 3-methyl butane
D. 2-ethyl-3-methyl hexane
E. 2-methyl-3-isobutyl hexane

7. IUPAC name for the compound with structural formula of CH3 CH3

CH3 – CH2 - C - CH – CH3

CH3 is……
A. 1-methyl-2,2-dimethyl butane
B. 1,1-dimethyl-2,2-dimethyl butane
C. Tetramethyil butane
D. 3,3-dimethyl isohexane
D. 2,3,3-trimethyl pentane




8. The compound wich is not octane isomer is…….
A. 2-methyl heptane
B. 2,3-dimethyl hexane
C. 2,3,4-trimethyl pentane
D. 2,3-dimethyl pentane
E. 2,2,3,3-tetramethyl butane

9. Pentane and isopentane have the sameness of…….
A. Molecular formula and structural formula
B. Molecular formula and component percentage
C. Molecular formula and physical properties
D. Boiling point and solubility
E. solubility and component percentage

10. The number of alkyne isomer with the formula of C5H8 is……..
A. 3
B. 4
C. 5
D. 6
E. 7

11. The compound name with structural formula of CH3 - C = CH – CH3

C2H5 is……..
2-ethyl-but-2-ene
3-ethyl- but-2-ene
3-methyl- pent-2-ene
3-methyl- pent-3-ene
2-methyl-pent-2-ene

12. The following hydrocarbon compounds having the highest boiling point is………
A. C18H38
B. C13H28
C. C10H22
D. C6H14
E. C4H10

13. Petroleum fraction having the smallest C atom is….
A. Lubricant
B. Gasoline
C. Kerosene
D. Diesel
E. Natural gas (LPG)

14. The quality of gasoline is determined by…….
A. Octane number
B. Knocking
C. Tetraethyl Lead
D. Pertamax
E. Methyl tertiary-butyleter

15. The following is a metallic particulate wich pollute the air and excessively produced by the gasoline combustion is…..
A. Hg
B. Pb
C. Cu
D. Sn
E. Au

II. Answer the following questions correctly!

1. Write the structural formula and IUPAC name of C5H10 compound isomer!
2. Complete it the following reaction and give the name of produce!
C2H6 + Cl2
CH3 - CH2 - CH = CH2 + H2
CH2 = CH - CH – CH3 + HCl
CH3

3. Draw the fractional destilation and tell using of every fraction !

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