Advertisements
Advertisements
प्रश्न
State two characteristics of Basic oxides.
Advertisements
उत्तर
Basic oxide
- Formed when metals are burnt in air
- turn red litmus to blue.
eg. potassium oxide [K2O]
APPEARS IN
संबंधित प्रश्न
What happens when mercuric oxide is heated?
What happens when potassium nitrate is heated
Fill in the blank:
Oxygen is slightly _________ than air.
Fill in the blank:
Oxygen is ___________ to litmus testing.
State the precautions while preparing oxygen in the labo-ratory.
How will you identify oxygen in the laboratory ?
State two characteristics of Acidic oxides.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Phosphorus pentaoxide on dissolving in water forms _________ acid.
Describe what you will observe and write fully balanced equation when the following is introduced in a jar of oxygen.
Burning magnesium
State three uses of oxygen, other than artificial respiration.
