Alloys — task. Science TNSB Mentoring, Class 10 Crash course.

Choose the best answer:

1. Which of the following is not a reason for alloying metals?

To increase hardness and tensile strength
To lower melting point
To make the metal radioactive
To modify appearance and colour

2. What is an amalgam?

An alloy of mercury with another metal
A ferrous alloy
A compound of silver and tin
A mixture of non-metals only

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