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Question

Match the statements of Column A (Substances) with those of Column B (Uses).


Column 1Column 2

Wood charcoal

Black shoe polishes

Activated charcoal

Extraction of metal

Lamp black

Gas masks

Coke

Removal of colour from sugar cane.

Animal charcoal

Adsorbent material

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Solution

Wood charcoal has a porous surface that may absorb liquids and gases. As a result, it's found in water filters, gas masks, and antigastric tablets, capsules, or powder for indigestion sufferers.

So, Wood charcoal is used in gas masks.

Activated charcoal is a fine black powder which is used as absorbing material.

Lamp black is a common black pigment. Lampblack is currently utilised in cements, ceramics, inks, Linoleum, crayons, shoe polishes, and carbon paper as a black pigment.

So, Lamp black is used in shoe polishes.

Coke is a strong reducing agent which is used in the extraction of metals.

Animal charcoal: A fine charcoal made by calcining bones in a sealed container; used as a filtering agent in sugar refining, as well as an adsorbent and disinfectant.

So, animal charcoal is used in removal of colour from sugar cane.

Therefore, the match will be (A)(III),(B)(V),(C)(I),(D)(II),(E)(IV)


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