1
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
An acidic buffer is obtained on mixing :
A
100 mL of 0.1 M HCl and 200 mL of 0.1 M CH3COONa
B
100 mL of 0.1 M HCl and 200 mL of 0.1 M NaCl
C
100 mL of 0.1 M CH3COOH and 100 mL of 0.1 M NaOH
D
100 mL of 0.1 M CH3COOH and 200 mL of 0.1 M NaOH
2
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following compounds possesses the most acidic hydrogen?
A
H3C - C $$ \equiv $$ C - H
B
JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Basics of Organic Chemistry Question 123 English Option 2
C
JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Basics of Organic Chemistry Question 123 English Option 3
D
JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Basics of Organic Chemistry Question 123 English Option 4
3
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
If the boiling point of H2O is 373 K, the boiling point of H2S will be :
A
greater than 300 K but less than 373 K
B
equal to 373 K
C
more than 373 K
D
less than 300 K
4
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
It is true that :
A
A first order reaction is always a single step reaction
B
A zero order reaction is a multistep reaction
C
A zero order reaction is a single step reaction
D
A second order reaction is always a multistep reaction
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