This chapter is currently out of syllabus
1
JEE Main 2021 (Online) 16th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The INCORRECT statements below regarding colloidal solutions is :
A
The flocculating power of Al3+ is more than that of Na+.
B
A colloidal solutions shows Brownian motion of colloidal particles.
C
An ordinary filter paper can stop the flow of colloidal particles.
D
A colloidal solutions shows colligative properties.
2
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The nature of charge on resulting colloidal particles when FeCl3 is added to excess of hot water is :
A
neutral
B
sometimes positive and sometimes negative
C
positive
D
negative
3
JEE Main 2021 (Online) 25th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Which one of the following statements is FALSE for hydrophilic sols?
A
They do not require electrolytes for stability.
B
The sols cannot be easily coagulated.
C
These sols are reversible in nature.
D
Their viscosity is of the order of that of H2O.
4
JEE Main 2021 (Online) 25th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
In Freundlich adsorption isotherm at moderate pressure, the extent of adsorption $$\left( {{x \over m}} \right)$$ is directly proportional to Px. The value of x is :
A
$$\infty $$
B
zero
C
1
D
$${{1 \over n}}$$
JEE Main Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12