This chapter is currently out of syllabus
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
Out of Syllabus
Change Language
The one that is NOT suitable for the removal of permanent hardness of water is :
A
Ion-exchange method
B
Calgon's method
C
Treatment with sodium carbonate
D
Clark's method
3
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The equation that represents the water-gas shift reaction is :
A
CO(g) + H2O(g) $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{Catalyst}^{673K}} $$ CO2(g) + H2(g)
B
CH4(g) + H2O(g) $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{Ni}^{1270K}} $$ CO(g) + 3H2(g)
C
C(s) + H2O(g) $$\buildrel {1270K} \over \longrightarrow $$ CO(g) + H2(g)
D
2C(s) + O2(g) + 4N2(g) $$\buildrel {1273K} \over \longrightarrow $$ 2CO(g) + 4N2(g)
4
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
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