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Which of the following is the correct order of decreasing activity of the metals Fe,...

Chemistry
JAMB 1994

Which of the following is the correct order of decreasing activity of the metals Fe, Ca, Al and Na?

  • A. Fe> Ca> Al> Na
  • B. Na> Ca> Al> Fe
  • C. Al> Fe> Na> Ca
  • D. Ca> Na> Fe>, Al
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Correct Answer: Option B
Explanation

The order of reactivity of metals is as follows, Potassium > Sodium > Lithium > Calcium > Magnesium > Aluminium > Zinc > Iron > Copper > Silver > Gold.

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