Physical adsorption take place at low temprature and:

increase with increase in temprature

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decrease with increase in temprature

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decrease with decrease in temprature

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None of these

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Solution

The correct option is B decrease with increase in temprature
Physical adsorption changes to chemical adsorption with increase in temperature.

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Similar questions

Q. Observe the given adsorption isotherm carefully and choose the correct option.
(i) These curves indicate that at a fixed temperature, there is a decrease in physical adsorption with increase in pressure.
(ii) These curves always seem to approach saturation at high pressure.
(iii)

\frac{x}{m} = k p^{1 / n}

(n>1) is generally represented by this isotherm.
(iv) These curves indicate that at a fixed pressure, there is a decrease in physcial adsorption with increase in temperature.

Q. Assertion :Physical adsorption increases with increase in temperature. Reason: Physical adsorption is an endothermic process.

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Q. With an increase in pressure physical adsorption increases, the effect of pressure on chemical adsorption is negligible.

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Physical adsorption take place at low temprature and:

The correct option is B decrease with increase in tempraturePhysical adsorption changes to chemical adsorption with increase in temperature.

The correct option is B decrease with increase in temprature
Physical adsorption changes to chemical adsorption with increase in temperature.