Question

ene.
Answer the following.
a. What is done to prevent corrosion of
metals?
b. What are the metals that make the alloys
brass and bronze?
c. What are the adverse effects of corrosion?
d. What are uses of Noble metals?​

Answer 1

a. Galvanisation is done by layering the article with a thin layer of zinc, many other methods are also there including painting the surface and keeping the surface dry .

b. Brass is the combination of copper and zinc

Bronze is the combination of copper and tin.

c. Corrosion causes waste of valuable resources which is the most important demerit and expensive overdesign.

d. Noble metals used for continue to consist of alloys of gold and silver and also have smaller amounts of iridium, ruthenium, and platinum. This is mainly used as a backing for ceramic baking.

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