Multiple choice general knowledge

Which word does not belong to the group in each of the following questions?

  1. carbon

  2. copper

  3. iron

  4. aluminum
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is a classification question in chemistry/elements. Carbon is a non-metal, while copper, iron, and aluminum are all metals. The question asks which word doesn't belong to the group, testing knowledge of element classification. Carbon stands out as the only non-metal in the list.

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