Multiple choice

Why is pure gold not used for making ornaments?

  1. It is very costly.

  2. It melts at low temperature.

  3. It has high density.

  4. It is soft.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Pure 24-karat gold is too soft to maintain its shape in ornaments. It's typically alloyed with metals like copper or silver to increase durability and hardness while maintaining luster.

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