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

Which of the following solids is not a molecular solid?

A
HCl
B
$$\mathrm{H}_2 \mathrm{O}$$
C
$$\mathrm{CCl}_4$$
D
$$\mathrm{SiO}_2$$
2
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The number of network solids and ionic solids in the list given below is respectively. $$\mathrm{H}_2 \mathrm{O}$$ (ice), $$\mathrm{AlN}, \mathrm{Cu}, \mathrm{CaF}_2$$, diamond, MgO , $$\mathrm{CCl}_4, \mathrm{ZnS}, \mathrm{Ag}, \mathrm{NaCl}, \mathrm{SiO}_2$$

A
3, 3
B
3, 4
C
4, 4
D
4, 3
3
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If molten NaCl contains $$\mathrm{SrCl}_2$$ as impurity, crystallisation can generate

A
anionic vacancies
B
cationic vacancies
C
metal excess defects
D
metal deficiency defects
4
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Photographic plates are prepared by coating emulsion of which of the following in gelatin?

A
AgBr
B
CuBr
C
$$\mathrm{Zn} \mathrm{B}_2$$
D
$$\mathrm{FeBr}_2$$
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