flame test

Question

Brick-red flame is given by:

RankGuru · Accepted Answer

The **Flame Test** identifies metal ions based on the characteristic light emitted when their electrons return to lower energy levels after being excited in a flame.
- **Calcium ($Ca^{2+}$)**: Gives a characteristic **Brick-red** flame.
- Comparison:
- **Sodium ($Na^+$)**: Golden yellow.
- **Potassium ($K^+$)**: Lilac (Pale violet).
- **Barium ($Ba^{2+}$)**: Apple-green.
- **Strontium ($Sr^{2+}$)**: Crimson-red.
- Small amounts of concentrated $HCl$ are used to convert the salt into volatile chlorides for better results.

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More flame test Practice Questions

Characteristic violet flame indicates presence of: