1
JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 20th July Morning Shift Chemistry - Hydrocarbons Question 60 English
For above chemical reactions, identify the correct statement from the following :
A
Both compound 'A' and compound 'B' are dicarboxylic acids
B
Both compound 'A' and compound 'B' are diols
C
Compound 'A' is diol and compound 'B' is dicarboxylic acid
D
Compound 'A' is dicarboxylic acid and compound 'B' is diol
2
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Match List - I with List - II :

List - I (Chemicals)

(a) Alcoholic potassium hydroxide

(b) Pd/BaSO4

(c) BHC (Benzene hexachloride)

(d) Polyacetylene

List - II (Use / Preparation / Constituent)

(i) Electrodes in batteries

(ii) Obtained by addition reaction

(iii) Used for $$\beta$$ - elimination reaction

(iv) Lindlar's catalyst

Choose the most appropriate match :
A
(a) - (ii), (b) - (i), (c) - (iv), (d) - (iii)
B
(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)
C
(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
D
(a) - (ii), (b) - (iv), (c) - (i), (d) - (iii)
3
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Choose the correct statement regarding the formation of carbocations A and B given.

JEE Main 2021 (Online) 17th March Evening Shift Chemistry - Hydrocarbons Question 62 English
A
Carbocation A is more stable and formed relatively at faster rate
B
Carbocation B is more stable and formed relatively at slow rate
C
Carbocation B is more stable and formed relatively at faster rate
D
Carbocation A is more stable and formed relatively at slow rate
4
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Given below are two statements :

Statement I : 2-methylbutane on oxidation with KMnO4 gives 2-methylbutan-2-ol.

Statement II : n-alkanes can be easily oxidised to corresponding alcohols with KMnO4.

Choose the correct option :
A
Both statement I and statement II are incorrect
B
Both statement I and statement II are correct
C
Statement I is correct but statement II is incorrect
D
Statement I is incorrect but statement II is correct
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