Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)
Chemical Equilibrium
MCQ (Single Correct Answer)
Inorganic Chemistry
Periodic Table and Periodicity
MCQ (Single Correct Answer)
Chemical Bonding and Molecular Structure
MCQ (Single Correct Answer)
Hydrogen and It's Compounds
MCQ (Single Correct Answer)
d and f Block Elements
MCQ (Single Correct Answer)
Coordination Compounds
MCQ (Single Correct Answer)
Environmental Chemistry
MCQ (Single Correct Answer)
Organic Chemistry
IUPAC Nomenclatures
MCQ (Single Correct Answer)
General Organic Chemistry
MCQ (Single Correct Answer)
Haloalkanes and Haloarenes
MCQ (Single Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehyde and Ketone
MCQ (Single Correct Answer)
Carboxylic Acids and Its Derivatives
MCQ (Single Correct Answer)
Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
Practical Organic Chemistry
MCQ (Single Correct Answer)
1
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following expression is correct?

A
$$\Delta G=-R T \ln K$$
B
$$\Delta G=\frac{1}{R T^2 \ln K}$$
C
$$\Delta G^{\circ}=-R T \ln K$$
D
$$\Delta G^{\circ}=-\frac{1}{R T^2 \ln K}$$
2
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reaction/process in which the entropy increases.

A
$$\mathrm{H}(\mathrm{g})+\mathrm{H}(g) \longrightarrow \mathrm{H}_2(g)$$
B
$$\mathrm{H}_2 \mathrm{O}(\mathrm{g}) \longrightarrow \mathrm{H}_2 \mathrm{O}(\mathrm{s})$$
C
$$\mathrm{H}_2 \mathrm{O}(\mathrm{l}) \longrightarrow \mathrm{H}_2 \mathrm{O}(\mathrm{g})$$
D
$$A(g)+B(g)+C(s) \longrightarrow 2 D(s)$$
3
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

State $$1 \rightleftharpoons$$ State $$2 \rightleftharpoons$$ State 3 $$\left(\begin{array}{l}T=300 \mathrm{~K} \\ p=15 \mathrm{bar} \\ 1 \mathrm{~mol}\end{array}\right)\left(\begin{array}{l}T=300 \mathrm{~K} \\ p=10 \mathrm{bar} \\ 1 \mathrm{~mol}\end{array}\right)\left(\begin{array}{l}T=300 \mathrm{~K} \\ p=5 \mathrm{bar} \\ 1 \mathrm{~mol}\end{array}\right)$$

Above shows a cyclic process. Calculate the total work done during one complete cycle. [Assume a single step to reach the next state].

A
25/3 L bar
B
$$-$$25/3 L bar
C
50/3 L bar
D
$$-$$50/3 L bar
4
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

For the reaction, $$\mathrm{H}_2 \mathrm{O}(l) \longrightarrow \mathrm{H}_2 \mathrm{O}(\mathrm{g})$$ at $$T=100^{\circ} \mathrm{C}$$ and $$p=1 \mathrm{~atm}$$, choose the correct option.

A
$$\Delta S_{\text {system }} > 0$$ and $$\Delta S_{\text {surrounding }} > 0$$
B
$$\Delta S_{\text {system }} > 0$$ and $$\Delta S_{\text {surrounding }} < 0$$
C
$$\Delta S_{\text {system }} < 0$$ and $$\Delta S_{\text {Surrounding }} > 0$$
D
$$\Delta S_{\text {system }} < 0$$ and $$\Delta S_{\text {surrounding }} < 0$$
AP EAPCET Subjects