Which one of the following nitrogen oxides may dimerize?
NO2
Correct Answer: (b) NO2
Explanation: Dimerization is the process by which two molecules combine to form a dimer. NO2 is a nitrogen oxide that can dimerize under certain conditions.
Which one of the following oxides is a neutral oxide?
Match List I with List II and select the answer using the code given below the Lists:
List I (Physical Quantity) List II (SI Unit)
A. Temperature 1. Kelvin
B. Weight 2. Kilogram
C. Mass 3. Pascal
D. Pressure 4. Newton
Activated Charcoal is used to remove colouring matter from pure substances by: