| A. | Calcium | P. | Brick red |
| B. | Strontium | q. | Apple green |
| C. | Barium | r. | Crimson |
A) A-p B-r C-q
B) A-r B-p C-q
C) A-q B-r C-p
D) A-p B-q C-r
Correct Answer: A
Solution :
Flame colours are produced from the movement of the electrons in the metal ions present in the compounds. Calcium gives brick red colour. Strontium gives crimson colour. Barium gives apple green colour.
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