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प्रश्न
What is the role of activated charcoal in gas mask used in coal mines?
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उत्तर
Role of activated charcoal can be explained on the basis of adsorption. In gas mask, charcoal adsorbs the pollutant gases like \[\ce{SO2, NO2, CH4, CO2}\] etc. present in atmosphere due to heavy traffic.
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संबंधित प्रश्न
Give reasons for the following observations:
Physisorption decreases with increase in temperature.
Differentiate between adsorbtion and absorption.
Why is adsorption always exothermic?
Write one similarity between Physisorption and Chemisorption
Give reasons for the following observations :
Powdered substances are more effective adsorbents.
How does chemisorption vary with temperature?
How does chemisorption vary with temperature?
Which of the following compounds is formed when tungsten adsorbs oxygen gas?
Which of the following is an example of physisorption?
Adsorption increases when ____________.
Which among the following is true for chemisorption?
In physisorption, adsorption is generally ____________.
Chromatography is based on the principle of ____________.
The physical adsorption is due to ____________.
Extent of physisorption of a gas increases with ______.
Why do physisorption and chemisorption behave differently with rise in temperature?
In physical adsorption, gas molecules are bound on the solid surface by
A plot of 10 g (x/m) versus 10 g p for the adsorption of a gas on the surface of a solid gives a straight line with slope equal to:-
Chromatography is based on:-
Assertion A : Activated charcoal adsorbs SO2 more efficiently than CH4.
Reason R : Gases with lower critical temperatures are readily adsorbed by activated charcoal.
In light of the above statements, choose the correct answer from the options given below.
