Coal and Petroleum-Coal [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 6 of 6
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Question 1
Question MCQ▾
Black oily material resulting from the destructive distillation of coal is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Crude oil | |
b. | Petroleum | |
c. | Coal-tar | |
d. | Coal-gas |
Question 2
Question MCQ▾
Coal gas is a mixture of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Hydrogen, methane and carbon monoxide | |
b. | 90% carbon and is porous | |
c. | Sulphur, oxygen, nitrogen | |
d. | Hydrocarbons with salt, water and earthly particles. |
Question 3
Question MCQ▾
Coal is formed by the process of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Carbonisation | |
b. | Fractional distillation | |
c. | Decomposition | |
d. | Destructive distillation |
Question 4
Question MCQ▾
Coke is used in the preparation of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Plastics | |
b. | Acrylic fibres | |
c. | Rayon | |
d. | Nylon |
Question 5
Question MCQ▾
Coal tar is used in:
Choices
Choice (4) | Response | |
---|---|---|
a. | Synthetic fibres, pesticides AND Naphthalene balls and moth balls | |
b. | Dyes, explosive, drugs | |
c. | On the surface of metalled road | |
d. | All a., b. and c. are correct |
Question 6
Question MCQ▾
Solid residue formed after the destructive distillation of coal is called:
Choices
Choice (4) | Response | |
---|---|---|
a. | Coal-tar | |
b. | Petroleum | |
c. | Coke | |
d. | Crude oil |