Question : Which of the following acts as the best adsorbent?
Option 1: Charcoal
Option 2: Activated charcoal
Option 3: Activated coconut charcoal
Option 4: Carbon black
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Correct Answer: Activated coconut charcoal
Solution : The correct option is Activated coconut charcoal.
Activated coconut charcoal, derived from coconut shells, is known for its purity, and high adsorption capacity. Because of its large surface area and porous structure, it may efficiently adsorb a wide range of compounds, including poisons, chemicals, and pollutants. Because of this, activated charcoal is widely utilised in a variety of applications, including water purification, air filtration, medicinal treatments, and even as a therapy for some forms of poisoning.
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Question : The purest form of carbon among the options is
Option 1: Anthracite
Option 2: Lamp black
Option 3: Graphite
Option 4: Wood charcoal
Question : In India, the Black Revolution is related to the manufacturing of which product?
Option 2: Crude petroleum
Option 3: Diamond
Option 4: Black gram
Question : Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?
Option 1: Carbon dioxide
Option 2: Oxygen
Option 3: Carbon monoxide
Option 4: Nitrogen
Question : Which of the following gases is most toxic ?
Option 2: Carbon monoxide
Option 3: Sulphur dioxide
Option 4: Chlorine
Question : Activated charcoal is used to remove colouring matter from pure substances by
Option 1: bleaching
Option 2: oxidation
Option 3: adsorption
Option 4: reduction
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