Question

5. Consider the following statement and choose the incorrect one.
a. Coal gas, coal tar and coke are called products of coal.
b. Coal is used in the manufacturing of copper and aluminum.
c. Coal tar is a thick, black liquid having an unpleasant smell which is
Obtained by heating coal in the absence of air.
d. The strong heating of coal is the absence of air is called "destructive
Distillation" of coal.​

Answer 1

Answer:

the ans is b

Explanation:

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Answer 2

Answer:

b

Explanation:

b is incorrect because coal is not used in the manufacturing or cu. and. Al.

so,. it is incorrect

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