Download App

STD 12 -1. Solution and colligative properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 -1. Solution and colligative properties4 Marks
MCQ
In the depression of freezing point experiment, it is found that the
  • A
    Vapour pressure of the solution is less than that of pure solvent
  • B
    Only solvent molecules solidify at the freezing point
  • C
    Only solute molecules solidify at the freezing point
  • ✓
    $(a) $ and $ (b)$
✓

Answer

Correct option: D.
$(a) $ and $ (b)$
d
(d)The depression of freezing point is less than that of pure solvent and only solvent molecules solidify at the freezing point.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The first ionization enthalpies of four consecutive elements present in the second period of the periodic table are $8.3, 11.3, 14.5$ and $13.6\,\, eV,$  respectively. Which one of the following is the first ionization enthalpy of nitrogen ?
→
Heat of neutralization of the acid-base reaction is $57.32\, kJ$  for
→
The maximum number of possible oxidation states of actinoids are shown by
→
On the electrolysis of aqueous solution of sodium sulphate, on cathode we get
→
The increase of pressure on ice $\rightleftharpoons$ water system at constant temperature will lead to
→
If $80\, \mathrm{~g}$ of copper sulphate $\mathrm{CuSO}_{4} \cdot{ } {5 \mathrm{H}_{2} \mathrm{O}}$ is dissolved in deionised water to make $5 \,\mathrm{~L}$ of solution. The concentration of the copper sulphate solution is $\mathrm{x} \times 10^{-3}\, \mathrm{~mol}\, \mathrm{~L}^{-1} .$ The value of $\mathrm{x}$ is .... .

[Atomic masses $\mathrm{Cu}: 63.54\, \mathrm{u}, \mathrm{S}: 32\, \mathrm{u}, \mathrm{O}: 16 \,\mathrm{u}, \mathrm{H}: 1\, \mathrm{u}]$

→
Assign $A, B, C, D$ from given type of reaction. $Ca\left( s \right) + {H_2}O\left( l \right)\xrightarrow{{R.T.}}Ca{\left( {OH} \right)_2} + {H_2} \uparrow $
→
Which mineral was used in isolation of radium
→
Which of the following oil is obtained from benzene after fractional distillation of coal tar
→
Consider the following data for the given reaction  $2 \mathrm{HI}_{(\mathrm{g})} \rightarrow \mathrm{H}_{2(\mathrm{~g})}+\mathrm{I}_{2(\mathrm{~g})}$ .  The order of the reaction is................
  $1$ $2$ $3$
$\mathrm{HI}\left(\mathrm{mol} \mathrm{L}^{-1}\right)$ $0.005$ $0.01$ $0.02$
Rate $\left(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}-1\right)$ $7.5 \times 10^{-4}$ $3.0 \times 10^{-3}$ $1.2 \times 10^{-2}$
→