1
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is likely to give a precipitate with AgNO3 solution ?
A
CHCl3
B
(CH3)3CCl
C
CCl4
D
CH2=CH–Cl
2
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The molar solubility of Cd(OH)2 is 1.84 × 10–5 M in water. The expected solubility of Cd(OH)2 in a buffer solution of pH = 12 is :
A
2.49 × 10–10 M
B
1.84 × 10–9 M
C
6.23 × 10–11 M
D
$${{2.49} \over {1.84}} \times {10^{ - 9}}M$$
3
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The compound used in the treatment of lead poisoning is :
A
desferrioxime B
B
Cis-platin
C
D-penicillamine
D
EDTA
4
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
In comparison to boron, berylium has :
A
lesser nuclear charge and greater first ionisation enthalpy
B
greater nuclear charge and greater first ionisation enthalpy
C
greater nuclear charge and lesser first ionisation enthalpy
D
lesser nuclear charge and lesser first ionisation ethalpy
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