Advertisements
Advertisements
प्रश्न
Complete and balance the following equation
CaO + H2O →
Advertisements
उत्तर
CaO + H2O → Ca(OH)2
APPEARS IN
संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
Statement given below is incorrect. Write the correct statement :
Helium gas at low pressure is used for filling electric bulbs.
Write ‘True’ or ‘False’ in front of following statement.
The catalyst used in laboratory preparation of oxygen gas from hydrogen peroxide gas is magnesium oxide
State the full form of LPG and CNG? How are the two different in their composition?
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Photosynthesis is a process by which green plants prepare their own food in the presence of sunlight and chlorophyll.
What is the source of oxygen gas in air?
_______ and ______ are the two gases, which when taken together, make up about 99 percentage of air.
- Nitrogen
- carbon-di-oxide
- Noble gases
- Oxygen
Nitrogen is _______ than air.
Venus's atmosphere consists of roughly 96 – 97% of ______.
Nitrogen is about two times more soluble in water than oxygen.
