Science, asked by tanupriyasingh88, 8 months ago

SCIENCE...
a gas escapes through the delivery tube from the test tube B. On ignition the gas _ .this shows that the gas liberated is coal gas.
please tell ASAP

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Answered by itachi75

8

Answer:

hey mate

Explanation:

a) coal gas

In destructive distillation of coal, finely powdered coal taken in a test tube is heated. Coal tar gets collected at the bottom of the second test tube and coal gas escapes out through the side tube. The black residue left in the first tube is called coke.

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Answered by sagarmaatha

2

Answer:

cannot be understanding the giagram

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