State whether the following statements are true or false :

(a) Coke is almost pure form of carbon.

(b) Coal tar is a mixture of various substances.

(c) Kerosene is not a fassil fuel.

(d) CNG is more polluting than petrol.

(e) Fossil fuels can be made in the laboratory.

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Solution

(a). Coke is almost pure form of carbon. (T / F)
► True
(b). Coal tar is a mixture of various substances. (T / F)
► True
(c). Kerosene is not a fossil fuel. (T / F)
► False

(d). CNG is more polluting fuel than petrol. (T / F)
► False

(e). Fossil fuels can be made in the laboratory. (T / F)
► False

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Similar questions

Tick True/False against the following statements.
(a) Fossil fuels can be made in the laboratory. (T/F)
(b) CNG is more polluting fuel than petrol. (T/F)
(c) Coke is the almost pure form of carbon. (T/F)
(d) Coal tar is a mixture of various substances. (T/F)
(e) Kerosene is not a fossil fuel. (T/F)

Q. State the following statement is True or False:
Fossil fuels can be made in the laboratory.

Q. Match these statements whether True or False.
(i) Coal can be prepared in laboratory.
(ii) Under high pressure and temperature conditions, dead plants were slowly converted into coal
(iii) Petrol is not a fossil fuel.
(iv) Petrol, diesel and kerosene can be obtained by refining petroleum.

Which one of the following is not a fossil fuel ?
(a) petrol (b) coke (c) charcoal (d) coal

Q. Read the following statements (A - D) related to fossil fuels and identify how many are incorrect?

A. CNG burns more efficiently than petrol.
B. Petrol is cheaper than CNG.
C. CNG can be adulterated easily.
D. Petrol burns more efficiently than CNG.

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State whether the following statements are true or false : (a) Coke is almost pure form of carbon. (b) Coal tar is a mixture of various substances. (c) Kerosene is not a fassil fuel. (d) CNG is more polluting than petrol. (e) Fossil fuels can be made in the laboratory.

State whether the following statements are true or false :

(a) Coke is almost pure form of carbon.

(b) Coal tar is a mixture of various substances.

(c) Kerosene is not a fassil fuel.

(d) CNG is more polluting than petrol.

(e) Fossil fuels can be made in the laboratory.