1
JEE Main 2019 (Online) 9th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
A solution of Ni(NO3)2 is electrolysed between platinum electrodes using 0.1 Faraday electricity. How many mole of Ni will be deposited at the cathode?
A
0.10
B
0.15
C
0.20
D
0.05
2
JEE Main 2019 (Online) 9th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
What would be the molality of 20% (mass/ mass) aqueous solution of KI?
(molar mass of KI = 166 g mol–1)
A
1.51
B
1.35
C
1.08
D
1.48
3
JEE Main 2019 (Online) 9th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The peptide that gives positive ceric ammonium nitrate and carbylamine tests is :
A
Ser-Lys
B
Asp-Gln
C
Gln-Asp
D
Lys-Asp
4
JEE Main 2019 (Online) 9th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Among the following species, the diamagnetic molecule is
A
CO
B
B2
C
O2
D
NO
JEE Main Papers
2023
2021
EXAM MAP