1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Assertion (A) MgSO$$_4$$ is readily soluble in water.

Reason (R) The greater hydration enthalpy of Mg$$^{2+}$$ ions overcome is lattice enthalpy.

A
A and R both are correct and R is the correct explanation of A .
B
A and R both are correct but R is not the correct explanation of A .
C
A is correct but R is not correct.
D
A is incorrect but R is correct.
2
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify A and B from the following reaction,

$$\mathrm{NaNO}_3 \xrightarrow{\Delta} x A+y B$$

A
$$\mathrm{NaNO}_2, \mathrm{O}_2$$
B
$$\mathrm{Na}_2 \mathrm{O}, \mathrm{NO}_2$$
C
$$\mathrm{Na}_2 \mathrm{O}, \mathrm{NO}$$
D
$$\mathrm{Na}, \mathrm{NO}_2$$
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following does not form double salts?

A
Li$$_2$$SO$$_4$$
B
Na$$_2$$SO$$_4$$
C
K$$_2$$SO$$_4$$
D
Rb$$_2$$SO$$_4$$
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

In the preparation of baking soda, H$$_2$$O and CO$$_2$$ in ratio ......... is used to react with Na$$_2$$CO$$_3$$.

A
3 : 1
B
1 : 2
C
2 : 1
D
1 : 1
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