Advertisements
Advertisements
Question
Complete and balance the following chemical equation.
CaO + H2O → ____________
Advertisements
Solution
CaO + H2O → Ca(OH)2
APPEARS IN
RELATED QUESTIONS
Answer the question put against the following constituents of air :
Oxygen : What is the percentage proportion of oxygen in air ? Why is oxygen called active air.
A fuel when used releases least amount of pollutants in the air.
Statement given below is incorrect. Write the correct statement :
Potassium nitrate on strong heating decomposes into potassium nitrite and nitrogen gas.
Name the following:
The main, rare (inert) gas present in air.
How do astronauts breathe when they go beyond the earth’s atmosphere?
Composition of the component of air ______ from place to place.
“Air is not an elementary substance, but a composition”. Why?
Carbon dioxide gas is ______.
Nitrogen gas is so cold that moisture in the air condenses on it, creating a dense fog.
Observe the picture given in Fig. carefully and answer the following questions.

Why is he putting a cover on his nose?
