Chemistry-Coal and Petroleum [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 1 - 8 of 36

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Question 1

Coal and Petroleum
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Question

MCQ▾

Which type of distillation method is used to refine petroleum?

Choices

Choice (4)Response
a.Distillation
b.Destructive distillation
c.Fractional distillation
d.None of the above

Question 2

Coal and Petroleum
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Question

MCQ▾

Which of the following is a characteristic of a rocket fuel?

Choices

Choice (4)Response
a.Should burn vapidly
b.Light and compact
c.High calorific value
d.All a. , b. and c. are correct

Question 3

Coal and Petroleum
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Question

MCQ▾

What are the products formed when fuels burn, along with heat & light?

Choices

Choice (4)Response
a.
b.
c.
d.

Question 4

Coal and Petroleum
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Question

MCQ▾

Which of the following is involved to the process of “carbonisation”?

Choices

Choice (4)Response
a.Coal
b.Coke
c.Petroleum
d.Hydrocarbons

Question 5

Coal and Petroleum
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Question

MCQ▾

Water gas is a mixture of?

Choices

Choice (4)Response
a.
b.
c.
d.

Question 6

Coal and Petroleum
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Question

MCQ▾

Petroleum is also known as?

Choices

Choice (4)Response
a.Fossil fuel
b.Black gold
c.Hydrocarbon
d.All a. , b. and c. are correct

Question 7

Coal and Petroleum
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Question

MCQ▾

The gas in LPG cylinder (cooking gas) is liquefied by?

Choices

Choice (4)Response
a.Increasing volume
b.Replacing pressure
c.Applying pressure
d.Increasing temperature

Question 8

Coal and Petroleum
Edit

Question

MCQ▾

Which of the following chemical is present in matchstick when it combust?

Choices

Choice (4)Response
a.Starch and wool
b.Potassium chlorate
c.Antimony sulphide
d.Phosphorous