1
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following salts can accommodate more number of $\mathrm{H}_2 \mathrm{O}$ molecules per molecule in their halide hydrates?

A

$\mathrm{BaCl}_2$

B

$\mathrm{MgCl}_2$

C

$\mathrm{CaCl}_2$

D

$\mathrm{SrCl}_2$

2
TS EAMCET 2022 (Online) 18th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Potassium superoxide on hydrolysis gives

A

$\mathrm{K}^{+}+\mathrm{OH}^{-}+\mathrm{O}_2$

B

$\mathrm{K}^{+}+\mathrm{K}_2 \mathrm{O}+\mathrm{O}_2+\mathrm{OH}^{-}$

C

$\mathrm{K}^{+}+\mathrm{H}_2 \mathrm{O}_2+\mathrm{O}_2+\mathrm{OH}^{-}$

D

$\mathrm{K}^{+}+\mathrm{H}_2 \mathrm{O}_2+\mathrm{OH}^{-}$

3
TS EAMCET 2022 (Online) 18th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Lithium nitrate on heating gives

A

$\mathrm{Li}_2 \mathrm{O}+\mathrm{NO}_2$

B

$\mathrm{Li}_2 \mathrm{O}+\mathrm{NO}_2+\mathrm{O}_2$

C

$\mathrm{LiNO}_2+\mathrm{O}_2$

D

$\mathrm{Li}_2 \mathrm{O}_2+\mathrm{NO}_2+\mathrm{O}_2$

4
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statement(s) are correct, when alkali metals burn in the presence of oxygen?

I. Lithium forms monoxide

II. Sodium forms peroxide

III. Potassium, rubidium and cesium forms superoxide

A

I and II

B

Only III

C

I and III

D

I, II and III

TS EAMCET Subjects

Browse all chapters by subject