Choose the word which is least like the other words in the group:

Answer and explanation

Correct answer: D. Brass

- Copper, Iron, and Zinc are pure metallic chemical elements.
- Brass is an alloy composed of copper and zinc.
  1. Step 1: Examine the chemical nature of the substances:
  2. Step 2: Brass is the odd one out.
Answer
Brass.
Why not the others: Copper, Iron, and Zinc share the common property of being pure elemental transition/post-transition metals on the periodic table.

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