In the depression of freezing..... | JEE Main 2024 | Liquid

Competishun Header

JEE MAIN 2023

24-01-2023 S1

Question

In the depression of freezing point experiment A. Vapour pressure of the solution is less than that of pure solvent B. Vapour pressure of the solution is more than that of pure solvent C. Only solute molecules solidify at the freezing point D. Only solvent molecules solidify at the freezing point

Select the correct option:

A

A and D only

B

B and C only

C

A and C only

D

A only

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

Start Preparing for JEE with Competishun

Filters 0

Showing 18 questions

QJEE Main 20242024

Let z be a complex number such that the real part of $\frac{z-2 i}{z+2 i}$ is zero. Then, the maximum...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let $\int_0^x \sqrt{1-\left(y^{\prime}(t)\right)^2} \mathrm{dt}=\int_0^{\mathrm{x}} \mathrm{y}(\mathrm{t}) \mathrm{dt}, 0 \leq \mathrm{x} \leq 3, \mathrm{y} \geq 0, y(0)=0$. Then at $x=2, y^{\prime \prime}+y+1$...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Consider the line L passing through the points $(1,2,3)$ and $(2,3,5)$. The distance of the point $\left(\frac{11}{3}, \frac{11}{3}, \frac{19}{3}\right)$ from...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

$\operatorname{Lim}_{x \rightarrow 0} \frac{e-(1+2 x)^{\frac{1}{2 x}}}{x}$ is equal to :

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

When $\Delta \mathrm{H}_{\text {vap }}=30 \mathrm{~kJ} / \mathrm{mol}$ and $\Delta \mathrm{S}_{\text {vap }}=75 \mathrm{~J} \mathrm{~mol}^{-1} \mathrm{~K}^{-1}$, then the temperature of...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

Total number of electron present in $\left(\pi^*\right)$ molecular orbitals of $\mathrm{O}_2, \mathrm{O}_2^{+}$and $\mathrm{O}_2^{-}$is $\_\_\_\_$ .

JEE MainPhysicsEasy

View Solution→

QJEE Main 20242024

Number of compounds from the following which cannot undergo Friedel-Crafts reactions is :____ toluene, nitrobenzene, xylene, cumene, aniline, chlorobenzene, m-nitroaniline,...

JEE MainPhysicsEasy

View Solution→

QJEE Main 20242024

Based on Heisenberg's uncertainty principle, the uncertainty in the velocity of the electron to be found within an atomic nucleus...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

Consider the following first order gas phase reaction at constant temperature
$ \mathrm{A}(\mathrm{~g}) \rightarrow 2 \mathrm{~B}(\mathrm{~g})+\mathrm{C}(\mathrm{~g}) $
If...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

Consider the following test for a group-IV cation.
$\mathrm{M}^{2+}+\mathrm{H}_2 \mathrm{~S} \rightarrow \mathrm{~A}$ (Black precipitate) + byproduct $\mathrm{A}+$ aqua regia...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

The vapour pressure of pure benzene and methyl benzene at $27^{\circ} \mathrm{C}$ is given as 80 Torr and 24 Torr...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

A transition metal 'M' among Sc, Ti, V , Cr, Mn and Fe has the highest second ionisation enthalpy. The...

JEE MainPhysicsEasy

View Solution→

QJEE Main 20242024

Number of oxygen atoms present in chemical formula of fuming sulphuric acid is

JEE MainPhysicsEasy

View Solution→

QJEE Main 20242024

The electronic configuration of Einsteinium is : (Given atomic number of Einsteinium = 99)

JEE MainPhysicsEasy

View Solution→

QJEE Main 20242024

Which out of the following is a correct equation to show change in molar conductivity with respect to concentration for...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

Which of the following compounds will give silver mirror with ammoniacal silver nitrate?
(A) Formic acid
(B) Formaldehyde...

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

The incorrect statement regarding ethyne is

JEE MainChemistryEasy

View Solution→

QJEE Main 20242024

Given below are two statements :
Statement I : The higher oxidation states are more stable down the group...

JEE MainChemistryEasy

View Solution→