Q1 of 65 Page 18

Which of the following property is generally not shown by metals?

Metals generally do not show dullness. Metals such as gold and silver usually are shiny rather than dull.

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2

The ability of metals to be drawn into thin wire is known as

 3

Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same?

(i) Good thermal conductivity


(ii) Good electrical conductivity


(iii) Ductility


(iv) High melting point

 4

Which one of the following metals does not react with cold as well as hot water?

 5

Which of the following oxide(s) of iron would be obtained on the prolonged reaction of iron with steam?