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JAMB Chemistry 2014 Question 36

Question 36

Qualitative Analysis

A compound that gives a brick-red colour to a non-luminous flame is likely to contain

  1. A.copper ions.
  2. B.sodium ions.
  3. C.calcium ions.
  4. D.aluminium ions.
Show the answer and explanation

Answer: C (calcium ions.)

Explanation

Calcium ions give a brick-red flame; sodium gives yellow and copper gives green-blue.