Topic: d and f Block Elements, Test No.: 03. Osmotic pressure, Total MCQs: 10
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- Question 1 of 5
Osmotic pressure of a solution is 0.0821 atm at a temperature of 300 K. The concentration in moles/litre will be
(c) 0.3 × 10-2
- Question 2 of 5
The osmotic pressure of a solution can be increased by
(a) increasing the volume
(b) increasing the number of solute molecules
(c) decreasing the temperature
(d) removing semipermeable membrane
- Question 3 of 5
For carrying reverse osmosis for desalination of water the material used for making semipermeable membrane is
(a) potassium nitrate
(b) parchment membrane
(c) cellulose acetate
(d) cell membrane
- Question 4 of 5
An unripe mango placed in a concentrated salt solution to prepare pickle shrivels because ………..
(a) it gains water due to osmosis.
(b) it loses water due to reverse osmosis.
(c) it gains water due to reverse osmosis.
(d) it loses water due to osmosis.
- Question 5 of 5
At a given temperature, osmotic pressure of a concentrated solution of a substance
(a) is higher than that of a dilute solution.
(b) is lower than that of a dilute solution.
(c) is same as that of a dilute solution.
(d) cannot be compared with osmotic pressure of dilute solution.