Multiple choice general knowledge science & technology

Odd one out

  1. Oxygen

  2. Sodium

  3. Lead

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

Oxygen is the odd one out because it is a non-metal, while Sodium, Lead, and Iron are all metals. Metals are typically shiny, malleable, and good conductors of electricity, whereas oxygen is a gas that is a poor conductor.

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