Question

true or false

a. in a a fractionating column Petroleum gas is obtained at the bottom of the column

b. wood and coal are solid fuels

c. CNG is more polluting than petrol

d. Methane and LPG do not produce smoke while burning

e. petroleum was formed from organisms living in the sea ​

Answer 1

Answer:

(a) Fossil fuels can be made in the laboratory. False

(b) CNG is more polluting fuel than petrol. False

(c) Coke is almost pure form of carbon. True

(d) Coal tar is a mixture of various substances. True

(e) Kerosene is not a fossil fuel. False

Answer 2

Answer:

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