1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

In the neutral or faintly alkaline medium, KMnO4 oxidises iodide into iodate. The change in oxidation state of manganese in this reaction is form

A
+7 to +4
B
+6 to +4
C
+7 to +3
D
+6 to +5
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Compound X on reaction with O3 followed by Zn/H2O gives formaldehyde and 2-methyl propanal as products. The compound X is

A
3-Methylbut-1-ene
B
2-Methylbut-1-ene
C
2-Methylbut-2-ene
D
Pent-2-ene
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

3O2(g) $$\rightleftharpoons$$ 2O3(g)

for the above reaction at 298 K, Kc is found to be 3.0 $$\times$$ 10$$-$$59. If the concentration of O2 at equilibrium is 0.040 M then concentration of O3 in M is

A
4.38 $$\times$$ 10$$-$$32
B
1.9 $$\times$$ 10$$-$$63
C
2.4 $$\times$$ 1031
D
1.2 $$\times$$ 1021
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Which one of the following is not formed when acetone reacts with 2-pentanone in the presence of dilute NaOH followed by heating?

A
NEET 2022 Phase 1 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 14 English Option 1
B
NEET 2022 Phase 1 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 14 English Option 2
C
NEET 2022 Phase 1 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 14 English Option 3
D
NEET 2022 Phase 1 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 14 English Option 4
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