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Class XII Surface Chemistry 1

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Question 1

In Langmuir’s model of adsorption of a gas on a solid surface

Question 2

Which of the following statement is incorrect regarding physissorptions?

Question 3

According to Freundlich adsorption isotherm, which of the following is correct?

Question 4

Which one of the following characteristics is not correct for physical adsorption?

Question 5

Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that

Question 6

For a linear plot of log (x/m) versus log p in a Freundlich adsorption isotherm, which of the following statements is correct ? (k and n are constants)

Question 7

3 g of activated charcoal was added to 50 mL of acetic acid solution (0.06N) in a flask. After an hour it was filtered and the strength of the filtrate was found to be 0.042 N. The amount of acetic acid adsorbed (per gram of charcoal) is:

Question 8

Correct equation of Langmuir adsorption isotherm is –

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Dec 10JEE & BITSAT