1.

Answer the following questions. (a) Why is it possible to draw silver into a wire when even a long pencil-point breaks so easily? (b) Why is copper used for electrical wiring in our houses? (c) Why does a copper vessel shine again after scrubbing? (d) Give two characteristics of alloys. (e) What is meant by corrosion?

Answer»

Answer the following questions.



(a) Why is it possible to draw silver into a wire when even a long pencil-point breaks so easily?



(b) Why is copper used for electrical wiring in our houses?



(c) Why does a copper vessel shine again after scrubbing?



(d) Give two characteristics of alloys.



(e) What is meant by corrosion?



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