1
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Hydrogen peroxide, in the pure state, is :
A
Linear and blue in color
B
Linear and almost colorless
C
Non-planar and almost colorless
D
Planar and bluein color
2
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Boron and silicon of very high purity can be obtained through :
A
Liquation
B
Electrolytic refining
C
Zone refining
D
Vapour phase refining
3
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (More than One Correct Answer)
+4
-1
Change Language
Among the following compounds, geometrical isomerism is exhibited by :
A
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Basics of Organic Chemistry Question 151 English Option 1
B
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Basics of Organic Chemistry Question 151 English Option 2
C
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Basics of Organic Chemistry Question 151 English Option 3
D
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Basics of Organic Chemistry Question 151 English Option 4
4
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct statement about probability density (except at infinite distance from nucleus) is :
A
It can be zero for 1s orbital
B
It can be zero for 3p orbital
C
It can never be zero for 2s orbital
D
It can negative for 2p orbital
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