1
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The compounds A and B in the following reaction are, respectively :

JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 139 English
A
A = Benzyl alcohol, B = Benzyl cyanide
B
A = Benzyl chloride, B = Benzyl cyanide
C
A = Benzyl alcohol, B = Benzyl isocyanide
D
A = Benzyl chloride, B = Benzyl isocyanide
2
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is :

JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English
A
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 1
B
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 2
C
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 3
D
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 4
3
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct decreasing order for acid strength is :
A
NO2CH2COOH > FCH2COOH > CNCH2COOH > ClCH2COOH
B
FCH2COOH > NCCH2COOH > NO2CH2COOH > ClCH2COOH
C
CNCH2COOH > O2NCH2COOH > FCH2COOH > ClCH2COOH
D
NO2CH2COOH > NCCH2COOH > FCH2COOH > ClCH2COOH
4
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct match between Item-I and Item-II is :

Item-I (drug) Item-II (test)
A Chloroxylenol P Carbylamine test
B Norethindrone Q Sodium hydrogen carbonet test
C Sulphapyridine R Ferric chloride test
D Penicillin S Bayer's test
A
A $$ \to $$ R;  B $$ \to $$ P;  C $$ \to $$ S;  D $$ \to $$ Q
B
A $$ \to $$ Q;  B $$ \to $$ S;  C $$ \to $$ P;  D $$ \to $$ R
C
A $$ \to $$ R;  B $$ \to $$ S;  C $$ \to $$ P;  D $$ \to $$ Q
D
A $$ \to $$ Q;  B $$ \to $$ P;  C $$ \to $$ S;  D $$ \to $$ R
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