1
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The complex that can show optical activity is :
A
cis-[Fe(NH3)2(CN)4]
B
trans-[Cr(Cl2)(ox)2]3–
C
trans-[Fe(NH3)2(CN)4]
D
cis-[CrCl2(ox)2]3– (ox = oxalate)
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 154 English Option 2
C
JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Basics of Organic Chemistry Question 154 English Option 3
D
JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Basics of Organic Chemistry Question 154 English Option 4
3
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The Kjeldahl method of Nitrogen estimation fails for which of the following reaction products? JEE Main 2020 (Online) 3rd September Morning Slot Chemistry - Compounds Containing Nitrogen Question 150 English
A
(a), (c) and (d)
B
(b) and (c)
C
(c) and (d)
D
(a) and (d)
4
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Aqua regia is used for dissolving noble metals (Au, Pt, etc.). The gas evolved in this process is :
A
N2O3
B
N2
C
N2O5
D
NO
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