Advertisements
Advertisements
Question
State two most important conditions for rusting.
Advertisements
Solution
Two most important conditions for msting are (1) presence of air and (2) moisture.
APPEARS IN
RELATED QUESTIONS
Define the term acid rain.
A mixture of oxygen and carbon dioxide used for artificial respiration.
What happens when Sodium burns in oxygen ? Also give the balanced chemical equation for the reaction.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
To prevent rusting, the underside of the ships is coated with __________________.
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
Describe simple experiments to show the presence of -
carbon dioxide in air using a test tube with outlets containing lime water.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
Name the catalyst used in the preparation and state it’s function.
Distinguish between:
Combustion & Rusting with suitable word equations only?
What is meant by burning?
In Rockets, along with fuel, oxygen is also carried for combustion – why?
