The correct statements surface|Chemistry|JEE ADVANCED 2017

Competishun Header

JEE Advance 2017

Paper-2

Multiple correct answers - Select all that apply

Question

The correct statements about surface properties is(are)

Select ALL correct options:

A

Cloud is an emulsion type of colloid in which liquid is dispersed phase and gas is dispersion medium

B

The critical temperature of ethane and nitrogen are 563K and 126 K, respectively. The adsorption of ethane will be more than that of nitrogen on same amount of activated charcoal at a given temperature.

C

Adsorption is accompanied by decrease in enthalpy and decrease in entropy of the system

D

Brownian motion of colloidal particles does not depend on the size of the particle but depends on viscosity of the solution.

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

⚠ Partially correct. Some answers are missing.

Solution

Solution not available

Question Tags

JEE Advance

Chemistry

Easy

Start Preparing for JEE with Competishun

Filters 0

Showing 18 questions

QJEE Main 20242024

Consider the function $\mathrm{f}: \mathbb{R} \rightarrow \mathbb{R}$ defined by $f(x)=\frac{2 x}{\sqrt{1+9 x^2}}$. If the composition of $...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let f: ℝ → ℝ be a thrice differentiable function such that f(0) = 0, f(1) = 1, f(2) =...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

If $\int \operatorname{cosec}^5 x d x=\alpha \cot x \operatorname{cosec} x\left(\operatorname{cosec}^2 x+\frac{3}{2}\right)+\beta \log _e\left|\tan \frac{x}{2}\right|+C$ where $\alpha, \beta \in \mathbb{R}$ and...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let $S=\left\{\sin ^2 2 \theta:\left(\sin ^4 \theta+\cos ^4 \theta\right) x^2+(\sin 2 \theta) x+\left(\sin ^6 \theta+\cos ^6 \theta\right)=0\right.$ has real roots...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let P the point of intersection of the lines $\frac{x-2}{1}=\frac{y-4}{5}=\frac{z-2}{1}$ and $\frac{x-3}{2}=\frac{y-2}{3}=\frac{z-3}{2}$. Then, the shortest distance of $P$ from the...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let $y=y(x)$ be the solution of the differential equation $\left(x^2+4\right)^2 d y+\left(2 x^3 y+8 x y-2\right) d x=0$. If $y(0)=$...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Given the inverse trigonometric function assumes principal values only. Let $x, y$ be any two real numbers in $[-1,1]$ such...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let P Q be a chord of the parabola $y^2=12 x$ and the midpoint of PQ be at $(4,1)$. Then,...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Consider a hyperbola $H$ having centre at the origin and foci and the $x$-axis. Let $C_1$ be the circle touching...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

If the coefficients of $x^4, x^5$ and $x^6$ in the expansion of $(1+x)^n$ are in the arithmetic progression, then the...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let f(x) = 3 $ \sqrt{\mathrm{x}-2}+\sqrt{4-\mathrm{x}}$ be a real valued function. If $\alpha$ and $\beta$ are respectively the minimum and...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

If the value of the integral $\int_{-1}^1 \frac{\cos \alpha x}{1+3^x} d x$ is $\frac{2}{\pi}$. Then, a value of $\alpha$ is

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

The area (in sq. units) of the region $S=\{z \in \mathbb{C} ;|z-1| \leq 2 ;(z+\bar{z})+i(z-\bar{z}) \leq 2, \operatorname{lm}(z) \geq 0\}$...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

The area (in sq. units) of the region described by $\left\{(x, y): y^2 \leq 2 x\right.$, and $...

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

Let $f(x)=\int_0^x\left(t+\sin \left(1-e^t\right)\right) d t, x \in \mathbb{R}$. Then $\lim _{x \rightarrow 0} \frac{f(x)}{x^3}$ is equal to

JEE MainMathematicsEasy

View Solution→

QJEE Main 20242024

The value of $\frac{1 \times 2^2+2 \times 3^2+\cdots+100 \times(101)^2}{1^2 \times 2+2^2 \times 3+\cdots+100^2 \times 101}$ is

JEE MainMathematicsEasy

View Solution→

QJEE MAIN 20242024

Let ABC be an isosceles triangle in which A is at $(-1,0), \angle A=\frac{2 \pi}{3}, A B=A C$ and $B$...

JEE MainMathematicsEasy

View Solution→

QJEE MAIN 20242024

If $\frac{d x}{d y}=\frac{1+x-y^2}{y}, x(1)=1$, then $5 x(2)$ is equal to :

JEE MainMathematicsEasy

View Solution→