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  4. Which one of the following cations gives a brick red flame by flame test?

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Q. Which one of the following cations gives a brick red flame by flame test?

BVP MedicalBVP Medical 2012

Solution:

Alkali and alkaline earth metals $ (Ca,\,\,Sr,\,\,Ba) $ give characteristic colour when introduced in Bunsen flame. $ B{{a}^{2+}} $ - Apple green $ S{{r}^{2+}} $ - Crimson red $ C{{a}^{2+}} $ - Brick red