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  • Oxygen Chemistry: Properties, Preparation and Reactions
  • Which is the correct order for decreasing reactivity of m...
Multiple choice

Which is the correct order for decreasing reactivity of metals with oxygen?

  1. Na,Ca,Fe,Cu,Au

  2. Ca,Na,Fe,Cu,Au

  3. Na,Ca,Cu,Fe,Au

  4. Na,Ca,Fe,Au,Cu

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Na,Ca,Fe,Cu,Au, according to their position in metal activity series.

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