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Module 4 quiz

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Petroleum fraction contains impurities such as

a)
sulfur compounds, nitrogen compounds, metals, water
b)
hydrocarbons
c)
carbon dioxide
d)
oxygen
2.

From natural gasoline to lube oil treatment strength of sulfuric acid

a)
Sodium hydroxide solution is used for treatment.
b)
Diluted sulfuric acid (around 50% strength) is used.
c)
Hydrochloric acid is used for lube oil treatment.
d)

Increase

3.

For production of LPG methods used

a)

Absorption and desorption

b)
Water electrolysis
c)
Biomass conversion
d)
Coal gasification
4.

Composition of LPG is

a)
Propane and butane
b)
Acetylene and hydrogen
c)
Propylene and butadiene
d)
Methane and ethane
5.

Doctor solution used to treat gasoline is

a)
Syrup of ipecac
b)

Sodium plumbite

c)
Antibiotics
d)
Stomach pumping
6.

Lube oil is used for

a)
act as a fuel source
b)
increase engine temperature
c)
reduce friction and provide lubrication in engines and machinery
d)
clean the engine components
7.

Lube oil treatment improves property as

a)
Lube oil treatment reduces engine noise.
b)
Lube oil treatment increases fuel consumption.
c)
Lube oil treatment decreases oxidation resistance.
d)
Lube oil treatment improves viscosity and thermal stability.
8.

For lube oil treatment methods are used such as

a)
Filtration with water
b)
Filtration, centrifugation, chemical treatment
c)
Evaporation
d)
Distillation
9.

For treatment of lube oil solvent used such as

a)

Phenol

b)
Biological treatment
c)
Centrifugation
d)
Filtration
10.

In furfural treatment of lube to avoid formation of polymer of furfural we use

a)

Inert gas

b)
Acidic stabilizer
c)
Alkali catalyst
d)
Metallic additive
11.

Why polymer of furfural is formed because it reacts with

a)

Oxygen

b)
Furfural can only form polymers with sugars.
c)
Furfural only reacts with water to form polymers.
d)
Furfural polymerizes exclusively in the presence of heat.
12.

Important properties of wax such as

a)
Highly flammable
b)
Transparent when heated
c)
Absorbs water easily
d)

Melting point

13.

Solvent used during dewaxing process such as

a)

Ethylene dichloride and benzol

b)
Acetone
c)
Ethanol
d)
Water
14.

During separation steam stripping used because

a)
to eliminate all non-volatile components
b)
to increase the temperature of the mixture
c)

To remove traces amount of solvent

d)
to reduce energy consumption during the process