1
WB JEE 2024
MCQ (Single Correct Answer)
+1
-0.25
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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.
2
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
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
$$NO_3^{ - }$$
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