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प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
The rust formed on the surface of iron easily crumbles.
पर्याय
True
False
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उत्तर
True.
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संबंधित प्रश्न
A mixture of oxygen and carbon dioxide used for artificial respiration.
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State two most important conditions for rusting.
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Describe simple experiments to show the presence of -
carbon dioxide in air using a test tube with outlets containing lime water.
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In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
Name the catalyst used in the preparation and state it’s function.
Give the main experimental points only to demonstrate that magnesium.
Give the main experimental points only to demonstrate that candle-gains weight on burning.
Name the following:
The gas required for both combustion and rusting.
