1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two statements are given below

Statements I : Liquids $A$ and $B$ form a non-ideal solution with positive deviation. The interactions between $A$ and $B$ are weaker than $A-A$ and $B-B$ interactions.

Statements II : For an ideal solution $\Delta_{\text {mix }} H=0$; $\Delta_{\text {mix }} V=0$

The correct answer is

A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are not correct.
C
Statement I is correct but Statement II is not correct.
D
Statement I is not correct and Statement II is correct.
2
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

At 300 K , the $E_{\text {cell }}^{\ominus}$ of

$$ A(s)+B^{2+}(a q) \rightleftharpoons A^{2+}(a q)+B(s) $$

is 1.0 V . If $\Delta_r S^\theta$ of this reaction is $100 \mathrm{JK}^{-1}$. What is $\Delta_r H^{\ominus}$ (in $\mathrm{kJ} \mathrm{mol}^{-1}$ ) of this reaction?

$$ \left(\mathrm{F}=96500 \mathrm{C} \mathrm{~mol}^{-1}\right) $$

A
-163
B
-223
C
-193
D
-163000
3
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
$A \rightarrow P$ is a first order reaction. The following graph is obtained for this reaction. $(X$-axis $=$ time: $Y$-axis $=$ conc. of $A$ ) The instantaneous rate of the reaction at point $C$ is AP EAPCET 2024 - 23th May Morning Shift Chemistry - Chemical Kinetics Question 1 English
A
$\frac{1}{m}$
B
$m$
C
2.303 m
D
$\frac{1}{2.303 m}$
4
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two statements are given below

Statements I : Adsorption of a gas on the surface of charcoal is primarily an exothermic reaction.

Statement II : A closed vessel contains $\mathrm{O}_2, \mathrm{H}_2, \mathrm{Cl}_2$, $\mathrm{NH}_3$ gases. Its pressure is $p$ (atm). About 1 g of charcoal is added to this vessel and after some time its pressure was found to be less than $p$ (atm)

The correct answer is

A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are not correct.
C
Statement I is correct but Statement II is not correct.
D
Statement I is not correct and Statement II is correct.
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