1
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

When alcoholic solution of an organic compound is treated with few drops of Schiff's reagent, pink colour appears. This confirms the presence of group

A
$$-$$COOH
B
$$-$$CHO
C
MHT CET 2021 20th September Morning Shift Chemistry - Aldehyde and Ketone Question 98 English Option 3
D
$$-$$CH$$_2$$OH
2
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is O$$-$$O bond length in resonance hybrid of ozone?

A
131 pm
B
121 pm
C
128 pm
D
148 pm
3
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the number of unit cells present in 3.9 g of potassium if it crystallizes in BCC structure?

A
$${{{N_A}} \over {10}}$$
B
$${N_A} \times 10$$
C
$$2{N_A}$$
D
$${{{N_A}} \over {20}}$$
4
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

When 2-Methylbut-2-ene is treated with hydrogen chloride, the major product obtained is

A
2-Chlorobutane
B
2-Chloro-2-methylbutane
C
3-Chloro-2-methylbutane
D
2-Chloro-3-methylbutane
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