Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
P BLOCK ELEMENTS
Question #37806
Back to Home
View All P BLOCK ELEMENTS Questions
21 Views
Question
Which of the following is NOT a method for preparing dioxygen in the laboratory?
A. Heating potassium chlorate with MnO2 catalyst
B. Thermal decomposition of silver oxide
C. Decomposition of hydrogen peroxide using MnO2
D. Fractional distillation of liquefied air
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the enthalpy change (ΔH) for the decomposition of ozone into oxygen?
21
What is the approximate electron gain enthalpy of Neon (Ne)?
28
What is the boiling point of hydrogen chloride (HCl) gas according to the text?
29
Who delivered a phone address to Awami League supporters protesting outside the UNHRC headquarters i...
(Current Affairs)
32
Prime Minister Narendra Modi described the India-European Union Free Trade Agreement as signaling th...
(Current Affairs)
12