1
JEE Main 2018 (Online) 15th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Chemical Bonding & Molecular Structure Question 171 English
In hydrogen azide (above) the bond orders of bond (I) and (II) are :
A
$$\eqalign{ & (\mathrm{I})\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(\mathrm{II}) \cr & < 2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, > 2 \cr} $$
B
$$\eqalign{ & (\mathrm{I})\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(\mathrm{II}) \cr & > 2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, < 2 \cr} $$
C
$$\eqalign{ & (\mathrm{I})\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(\mathrm{II}) \cr & > 2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, > 2 \cr} $$
D
$$\eqalign{ & (\mathrm{I})\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(\mathrm{II}) \cr & < 2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, < 2 \cr} $$
2
JEE Main 2018 (Online) 15th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is the correct structure of Adenosine?
A
JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Biomolecules Question 132 English Option 1
B
JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Biomolecules Question 132 English Option 2
C
JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Biomolecules Question 132 English Option 3
D
JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Biomolecules Question 132 English Option 4
3
JEE Main 2018 (Online) 15th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct match between items of List-I and List-II is :

List - I List - II
(A) Coloured impurity (P) Steam distilation
(B) Mixture of o-nitrophenol
and p-nitrophenol
(Q) Fractional distilation
(C) Crude Naphtha (R) Charcoal treatment
(d) Mixture of glycerol
and sugars
(S) Distillation under
reduced pressure
A
(A)-(R), (B)-(S), (C)-(P), (D)-(Q)
B
(A)-(R), (B)-(P), (C)-(S), (D)-(Q)
C
(A)-(R), (B)-(P), (C)-(Q), (D)-(S)
D
(A)-(P), (B)-(S), (C)-(R), (D)-(Q)
4
JEE Main 2018 (Online) 15th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The increasing order of nitration of the following compounds is :

JEE Main 2018 (Online) 15th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 179 English
A
(b) < (a) < (c) < (d)
B
(a) < (b) < (c) < (d)
C
(b) < (a) < (d) < (c)
D
(a) < (b) < (d) < (c)
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