1
JEE Main 2020 (Online) 3rd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Match the following drugs with their therapeutic actions :

(i) Ranitidine (a) Antidepressant
(ii) Nardil
(Phenelzine)
(b) Antibiotic
(iii)Chloramphenicol (c) Antihistamine
(iv)Dimetane
(Brompheniramine)
(d) Antacid
(e) Analgesic
A
(i)-(a); (ii)-(c); (iii)-(b); (iv)-(e)
B
(i)-(e); (ii)-(a); (iii)-(c); (iv)-(d)
C
(i)-(d); (ii)-(a); (iii)-(b); (iv)-(c)
D
(i)-(d); (ii)-(c); (iii)-(a); (iv)-(e)
2
JEE Main 2020 (Online) 3rd September Evening Slot
Numerical
+4
-0
Change Language
An acidic solution of dichromate is electrolyzed for 8 minutes using 2A current. As per the following equation
Cr2O72- + 14H+ + 6e $$ \to $$ 2Cr3+ + 7H2O
The amount of Cr3+ obtained was 0.104 g. The efficiency of the process(in%) is (Take : F = 96000 C, At. mass of chromium = 52) ______.
Your input ____
3
JEE Main 2020 (Online) 3rd September Evening Slot
Numerical
+4
-0
Change Language
The volume (in mL) of 0.1 N NaOH required to neutralise 10 mL of 0.1 N phosphinic acid is ___________.
Your input ____
4
JEE Main 2020 (Online) 3rd September Evening Slot
Numerical
+4
-0
Change Language
If 250 cm3 of an aqueous solution containing 0.73 g of a protein A is isotonic with one litre of another aqueous solution containing 1.65 g of a protein B, at 298 K, the ratio of the molecular masses of A and B is ______ × 10–2 (to the nearest integer).
Your input ____
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