Advertisements
Advertisements
प्रश्न
State two characteristics of Basic oxides.
उत्तर
Basic oxide
- Formed when metals are burnt in air
- turn red litmus to blue.
eg. potassium oxide [K2O]
APPEARS IN
संबंधित प्रश्न
A chemical called oxygenated water.
What happens when mercuric oxide is heated?
Fill in the blank:
Oxygen is slightly _________ than air.
Complete and balance the following equation
\[\ce{N2 + O2 ->[3000°C]}\]
Statement given below is incorrect. Write the correct statement :
Moist oxygen causes rusting in carbon.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
Describe what you will observe and write fully balanced equation when the following is introduced in a jar of oxygen.
Burning magnesium
Write fully balanced equation for the following :
Na2O + H2O →
Give reasons for the following:
oxygens finds utility in welding & cutting of metals.
Write a note on the rusting process.
