1
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Standard entropies of $$X_2, Y_2$$ and $$X Y_3$$ are 60, 40 and $$50 \mathrm{JK}^{-1} \mathrm{~mol}^{-1}$$ respectively. At what temperature, the following reaction will be at equilibrium? [given: $$\Delta H \Upsilon=-30 \mathrm{~kJ}$$]

$$\frac{1}{2} X_2+\frac{3}{2} Y_2 \rightleftharpoons X Y_3$$

A
500 K
B
750 K
C
1000 K
D
1250 K
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

For the reaction $$\mathrm{SO}_2(g)+\frac{1}{2} \mathrm{O}_2(g) \rightleftharpoons \mathrm{SO}_3(g)$$, the percentage yield of product at different pressure is shown in the figure. Then, which among the following is true?

AP EAPCET 2021 - 19th August Morning Shift Chemistry - Chemical Equilibrium Question 8 English

A
Pressure has no effect
B
$$p_1 < p_2 < p_3$$
C
$$p_1 > p_2 > p_3$$
D
$$p_1=p_2=p_3 \neq 0$$
3
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following denotes the correct relationship between $$K_p$$ and $$K_c$$ for the reaction, $$2 A(g) \rightleftharpoons B(g)+C(g)$$

A
$$K_p>K_c$$
B
$$K_c>K_p$$
C
$$K_c=\left(K_p\right)^2$$
D
$$K_p=K_c$$
4
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which metal oxide among the following gives H$$_2$$O$$_2$$ on treatment with dilute acid?

A
BaO$$_2$$
B
RbO$$_2$$
C
MnO$$_2$$
D
Al$$_2$$O$$_3$$
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