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प्रश्न
Name the following:
The gas required for both combustion and rusting.
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उत्तर
Oxygen
APPEARS IN
संबंधित प्रश्न
What do you observe when Magnesium is heated and then tested with moist blue and red litmus – paper?
State at least two ways of prevent rusting.
State two differences between:
Rusting and burning.
Write ‘True’ or ‘False’ in front of following statement.
The rust formed on the surface of iron easily crumbles.
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
State four ways of preventing rusting.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
Draw a neat labelled diagram for the method used in the above preparation.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the method of collection of the oxygen gas giving reasons.
Give the main experimental points only to demonstrate that magnesium.
A process without emitting flame is called as ______.
