1
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

How many tetrahedral voids are present in 0.4 mole of a compound that forms hcp structure?

A
$$4.8 \times 10^{23}$$
B
$$3.011 \times 10^{23}$$
C
$$1.2 \times 10^{23}$$
D
$$2.4 \times 10^{23}$$
2
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Pure dihydrogen $$(99.5 \%)$$ is obtained by the electrolysis of

A
$$\mathrm{NaOH}_{(\mathrm{aq})}$$ using $$\mathrm{Zn}$$ electrode
B
pure water
C
dil. $$\mathrm{H}_2 \mathrm{SO}_4$$ using cadmium electrodes
D
warm barium hydroxide using $$\mathrm{Ni}$$ electrodes
3
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among following functional groups exhibits $$-\mathrm{R}$$ effect?

A
$$-\mathrm{CO}-$$
B
$$-\mathrm{Br}$$
C
$$-$$OR
D
$$-$$NHR
4
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following compounds has highest melting point?

A
Phenol
B
p-Nitrophenol
C
p-Cresol
D
o-Nitrophenol
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