Exercise 1
1. Petroleum
is formed over thousands of years comes from
a. Dinosaurs d.
plankton and plants
b. Mammal e. plant
c. Pope
2. What factors cause
the rocks turn into fossil petroleum?
a. solar
thermal d. storm tsunami
b. pressure and
geothermal e. Vulcano eruption and lava
c. tectonic earthquake
3. to
determine the presence of crude oil in the earth used....techniques.
a. blasting d. shock wave
b. seismic waves e. Microscope
c. air monitoring
4. generally
petroleum sourced from offshore untill the deep sea. it's happen because...
a. due
shifting layers of earth
b. formation
fossils from marine animals
c. have
deep base earth
d. law
of nature
e. tectonic earthquakes frequently occur at
sea
5. Petroleum
is considered nonrenewable energy sources. because ....
a. formation
process would take thousands of year
b. nature can
not create more oil
c. can
be recycled from the burning
d. can
not be made by humans with any technology
e. petroleum is
not a new energy source
6. the most
Petroleum fractions is....
a. alkanes and cycloalkanes d. LPG, LNG, and asphalt
b. aromatic and
aldehydes e. Premium gasoline and
diesel
c. cycloalkanes and aromatic
7. The
basic principle of the separation on petroleum is the difference of
...
a. Color d. molecular mass
b. viscosities e. Reactivity
c. boiling
point
8. The
technique is applied to separate the fractions petroleum is ....
a. Extraction d. decantation
b. distillation fractionation e. Magnetization
c. Purification
fractionation
9. Gasoline in the
petroleum fraction having an atomic number carbon ranges
between ....
a. 1 – 5 d.
21 – 30
b. 6
– 10 e.
Over 50
c. 13
– 20
10. Fraction of
crude oil remaining in the column fractionation can be used as ....
a. fuel for
cooking d. solvent carbon
compounds
b. fuel for
vehicles e. engine lubricants
c. asphalt to
harden the road
11. process
for converting the length chain hydrocarbon molecules becomes shorter molekul,
the named is...
a. distillation d. cracking
b. reforming e. Destruction
c. Extraction
12. process
for converting the short chain hydrocarbon molecules becomes longer molekul,
the named is...
a. distillation d. cracking
b. reforming e. Destruction
c. Extraction
13. The
composition of the mixture of gasoline and 87% isooktana
and 13% n-heptane have octane numbers as much ....
a. 80 d. 100
b. 87 e. 113
c. 96
14. Additives that
can increase the octane number is ....
a. Lead oxide d. trietiltimbel
b. lead sulfate e. Trinitrotoulena
c. Tetraetiltimbel
15. The
addition of TEL into premium gasoline produces a black precipitate PbO
and buried in a motorcycle engine. To avoid
this usually added ....
a. CH2Br2 d. PbS
b. PbSO4 e. Pb(C2H3O2)2
c. PbCl2
16. Dangers
of carbon monoxide for humans are ....
a. accelerate rusting
metal
b. reducing levels
of CO2 in the air
c. damage
the ozone layer
d. cause lung disease
e. easily reacts with hemoglobin
17. Pollutant
gases that cause the occurrence of fog photochemical is ....
a. SO2 d. NO
b. CO2 e. CO
c. CnHx
18. Air pollutants that lead
to the occurrence of rain acid is ....
a. CO
d. N2
b. CO2 e. Freon
c. SO2
Answered Keys
Answered Keys
1. E
2. B
3. B
4. B
5. A
6. C
7.C
8. B
9. B
10. C
11.D
12.B
13.B
14.C
15.A
16.E
17.C
18.C
0 komentar:
Post a Comment