Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
P BLOCK ELEMENTS
Question #34889
Back to Home
View All P BLOCK ELEMENTS Questions
21 Views
Question
What is the main impurity removed when N₂ is passed through acidified K₂Cr₂O₇?
A. O₂ and H₂
B. CO₂ and H₂O
C. NH₃ and HCl
D. NO and HNO₃
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the general valence shell electronic configuration for noble gases like Ne, Ar, Kr, Xe, Rn?
9
Arrange the group 15 hydrides NH₃, PH₃, AsH₃, SbH₃, BiH₃ in order of increasing base stren...
26
What is the physical state and colour of BrF3 at room temperature according to Table 7.11?
25