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## QuestionChemistryClass 11

Which of the following statements is incorrect?（ ）
A. Aluminium is a bright silvery-white metal
B. Aluminium forms alloys with $$Cu, Mn, Mg, Si$$ and $$Zn$$
C. The use of aluminium and its compounds for domestic purposes is now increased considerably
D. Both (a) and (b)

C
4.6
4.6

## Solution

Pure aluminium is a silvery-white metal. Option $$A$$ is correct.
Aluminium alloys are alloys in which aluminium ($$Al$$) is the predominant metal. The typical alloying elements are copper, magnesium, manganese, silicon, etc. Therefore, option $$B$$ is correct.
The use of aluminium and its compounds for domestic purposes is now increased considerably statement is incorrect.