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प्रश्न
What is ‘rusting’?
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उत्तर
When iron is exposed to moist air for a long time, it acquires a coating of a brown flaky substance called rust. This process is known as rusting.
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संबंधित प्रश्न
What special name is given to their corrosion of iron?
Fill in the following blank with suitable word:
The corrosion of iron is called ................
What are the constituents of stainless steel?
Name the metal which is a constituent of blood pigment?
Name the metal which is a constituent of plant pigment?
What is corrosion? What are necessary conditions for corrosion?
Explain with reason:
Roasting is carried out on sulphide ores and not on carbonate ores.
When one of the metals in an alloy is mercury the alloy is called _______.
State two conditions necessary for rusting of iron.
Explain the chemical reactions in rusting of iron.
