1
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Consider the following statements
(a) The pH of a mixture containing 400 mL of 0.1 M H2SO4 and 400 mL of 0.1 M NaOH will be approximately 1.3
(b) Ionic product of water is temperature dependent.
(c) A monobasic acid with Ka = 10–5 has pH = 5. The degree of dissociation of this acid is 50 %.
(d) The Le Chatelier's principle is not applicable to common-ion effect.

The correct statements are :
A
(a) and (b)
B
(a), (b) and (c)
C
(a), (b) and (d)
D
(b) and (c)
2
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
A bacterial infection in an internal wound grows as N'(t) = N0 exp(t), where the time t is in hours. A does of antibiotic, taken orally, needs 1 hour to reach the wound. Once it reaches there, the bacterial population goes down as $${{dN} \over {dt}} = - 5{N^2}$$. What will be the plot of $${{{N_0}} \over N}$$ vs. t after 1 hour?
A
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Chemical Kinetics and Nuclear Chemistry Question 112 English Option 1
B
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Chemical Kinetics and Nuclear Chemistry Question 112 English Option 2
C
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Chemical Kinetics and Nuclear Chemistry Question 112 English Option 3
D
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Chemical Kinetics and Nuclear Chemistry Question 112 English Option 4
3
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is : JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 159 English
A
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 159 English Option 1
B
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 159 English Option 2
C
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 159 English Option 3
D
CH3CH = CH–CH2NH2
4
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Major products of the following reaction are : JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 162 English
A
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 162 English Option 1
B
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 162 English Option 2
C
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 162 English Option 3
D
CH3OH and HCO2H
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