Alloy — task. Chemistry CBSE Live product, Class 9 (2026-27).

Analyse the questions given below and choose the correct answer:

1. Which of the following is an alloy?

Brass
Copper
Oxygen
Aluminium

2. Which of the following statements about alloys is correct?

Physical methods cannot separate the components of an alloy.
Alloys contain only one metal.
Alloys are heterogeneous mixtures.
Alloys can be separated by filtration.

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