JEE Main Chemistry · Surface Chemistry

Freundlich Logarithmic Plot

Freundlich Logarithmic Plot (Surface Chemistry) was asked 3 times in 3 JEE Main shifts, 2020–2021, out of the 42 shifts Lumi analysed. 3 of the 3 had a numerical answer.

Times asked: 3; in 3 shifts
Years: 2020–2021
Usual format: Numerical value; Calculation
Pattern: Gone quiet; repeats across shifts

How it is asked

Adsorption from freundlich log plot
Adsorbed mass from freundlich plot

Difficulty

Easy 0Medium 3Hard 0

Where it sits

Chapter: Surface Chemistry. Topic: Adsorption, 6 questions over 3 ideas.

All 3 questions

Newest first, each with its options and official answer.

3 Aug 2021, Shift 2 · Q58In an adsorption isotherm, it is seen that the graph of $\log\left(\frac{x}{m}\right)$ vs $\log P$ , where $P$ is in atm, is a straight…MediumNumerical value
2 Sep 2020, Shift 1 · Q48The mass of gas adsorbed, $x$ , per unit mass of adsorbate, $m$ , was measured at various pressures, $p$ . A graph between $\log\frac{x}{m}$ …MediumNumerical value
6 Sep 2020, Shift 2 · Q49For Freundlich adsorption isotherm, a plot of $\log(x/m)$ ( $y$ -axis) and $\log p$ ( $x$ -axis) gives a straight line. The intercept and…MediumNumerical value