1
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Arrange the following amines in the decreasing order of basicity :

JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 171 English
A
I > II > III
B
III > I > II
C
III > II > I
D
I > III > II
2
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of following reaction is :

JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 170 English
A
RCOOH
B
RCONH2
C
RCHO
D
RCH2NH2
3
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
4
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The ore that contains both iron and copper is :
A
Copper Pyrites
B
Malachite
C
Dolomite
D
Azurite
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