9.1 Alloy - Set 2 Quiz

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Which of the following is a field in which superconductor alloys are used?

Difficulty Level: Medium

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Alloying help to improve the properties of some substance. What is an example of an alloy used in our daily life?

Difficulty Level: Medium

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Which of the following alloy is not resistant to corrosive?

Difficulty Level: Medium

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The statement shows a process.

Addition of one or more foreign elements into pure metal

Which of the following refers to this process?

Difficulty Level: Medium

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What is the importance of adding foreign atoms into pure metal?

(A)		Foreign atoms fill the empty spaces between pure metal atoms

(B)		Foreign atoms will make the metal lighter

(C)		Foreign atoms form ionic bond with pure metal atoms

(D)		Foreign atoms will make it difficult for the layer of atoms to slide over each other

Difficulty Level: Hard