Answer the following questions:
What are the least reactive metals? Explain
2. ? m
What do you understand by the reactivity of metals? Which metal is m
reactive?
3 Write the common uses of metals in our daily life.
4 How do metals and non-metals differ in physical properties?
How is iron affected by oxygen and moisture?
6. What is corrosion? How can we protect metals from corrosion?
2 What is anodising?
Answers
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anodizing is an electrochemical process that converts the metal surface into a decorative , durable, Corrosion--resistiants, andoic oxide finish
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