1
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
$$\mathrm{Na}, \mathrm{NO}_2$$
2
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$$_4$$
3
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
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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