This chapter is currently out of syllabus

1

JEE Main 2022 (Online) 24th June Evening Shift

Numerical

+4

-1

Out of Syllabus

When 200 mL of 0.2 M acetic acid is shaken with 0.6 g of wood charcoal, the final concentration of acetic acid after adsorption is 0.1 M. The mass of acetic acid adsorbed per gram of carbon is ____________ g.

Your input ____

2

JEE Main 2021 (Online) 31st August Evening Shift

Numerical

+4

-1

Out of Syllabus

CH

(Nearest integer) [Use log

_{4}is absorbed on 1g charcoal at 0$$^\circ$$C following the Freundlich adsorpiton isotherm 10.0 mL of CH_{4}is adsorbed at 100 mm of Hg, whereas 15.0 mL is adsorbed at 200 mm of Hg. The volume of CH_{4}adsorbed at 300 mm of Hg is 10^{x}mL. The value of x is _________ $$\times$$ 10^{-2}.(Nearest integer) [Use log

_{10}2 = 0.3010, log_{10}3 = 0.4771]Your input ____

3

JEE Main 2021 (Online) 27th July Morning Shift

Numerical

+4

-1

Out of Syllabus

CO

_{2}gas adsorbs on charcoal following Freundlich adsorption isotherm. For a given amount of charcoal, the mass of CO_{2}adsorbed becomes 64 times when the pressure of CO_{2}is doubled. The value of n in the Freundlich isotherm equation is ____________ $$\times$$ 10^{$$-$$2}. (Round off to the Nearest Integer)Your input ____

4

JEE Main 2021 (Online) 20th July Evening Shift

Numerical

+4

-1

Out of Syllabus

100 ml of 0.0018% (w/v) solution of Cl

^{$$-$$}ion was the minimum concentration of Cl^{$$-$$}required to precipitate a negative sol in one h. The coagulating value of Cl^{$$-$$}ion is _________ (Nearest integer)Your input ____

Questions Asked from Surface Chemistry (Numerical)

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