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Previous year question hub

Surface Chemistry - Physical Chemistry - Chemistry Previous Year Questions

Practice Surface Chemistry - Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

4Papers
4Years
4Questions
1Topics

Surface Chemistry question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Surface Chemistry. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 4 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 4 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
4 Qs

Most asked topics

Top topics across the included previous year papers.

Physical Chemistry
4 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Surface Chemistry
4 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

WB JEE 2025
1 Qs
WB JEE 2024
1 Qs
WB JEE 2020
1 Qs
WB JEE 2016
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
WB JEE 202520251View paper
WB JEE 202420241View paper
WB JEE 202020201View paper
WB JEE 201620161View paper

All Surface Chemistry previous year questions

Practice every matching question in batches of 20, with every available option.

1
2016 · Chemistry · Physical Chemistry · Surface Chemistry
WB JEE 2016
Point out the false statement.
A
Colloidal sols are homogeneous
B
Colloids carry +ve or \(-\)ve charges
C
Colloids show Tyndall effect
D
The size range of colloidal particles is 10-1000 \(\mathop A\limits^o\)
Open complete paper
2
2020 · Chemistry · Physical Chemistry · Surface Chemistry
WB JEE 2020
Among the following, the ion which will be more effective for flocculation of Fe(OH)3 solution is :
A
\(PO_4^{3 - }\)
B
\(SO_4^{2 - }\)
C
\(SO_3^{2 - }\)
D
\(NO_3^{ - }\)
Open complete paper
3
2024 · Chemistry · Physical Chemistry · Surface Chemistry
WB JEE 2024

Identify the incorrect statement among the following :

A
Viscosity of liquid always decreases with increase in temperature.
B
Surface tension of liquid always decreases with increase in temperature.
C
Viscosity of liquid always increases in presence of impurity.
D
Surface tension of liquid always increases in presence of impurity.
Open complete paper
4
2025 · Chemistry · Physical Chemistry · Surface Chemistry
WB JEE 2025

The coagulating power of electrolytes having ions $\mathrm{Na}^{+}, \mathrm{Al}^{3+}$ and $\mathrm{Ba}^{2+}$ for $\mathrm{As}_2 \mathrm{S}_3$ sol increases in the order

A
$\mathrm{Al}^{3+}<\mathrm{Ba}^{2+}<\mathrm{Na}^{+}$
B
$\mathrm{Na}^{+}<\mathrm{Ba}^{2+}<\mathrm{Al}^{3+}$
C
$\mathrm{Ba}^{2+}<\mathrm{Na}^{+}<\mathrm{Al}^{3+}$
D
$\mathrm{Al}^{3+}<\mathrm{Na}^{+}<\mathrm{Ba}^{2+}$
Open complete paper