1
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
In which one of the following equilibria, Kp $$ \ne $$ KC ?
A
2NO(g) ⇋ N2(g) + O2(g)
B
2C(s) + O2(g) ⇋ 2CO(g)
C
2HI(g) ⇋ H2(g) + I2(g)
D
NO2(g) + SO2(g) ⇋ NO(g) + SO3(g)
2
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives :
A
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 157 English Option 1
B
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 157 English Option 2
C
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 157 English Option 3
D
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 157 English Option 4
3
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
$${{2.49} \over {1.84}} \times {10^{ - 9}}M$$
4
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
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