- 1(current)
Q. No.Alkali metals, though white, impart characteristic color to the flame because of
| 1. | excitation and coming back of valence electrons to the original level. |
| 2. | oxidation of metal in the presence of flame. |
| 3. | excitation of valence electrons. |
| 4. | gain of electrons. |
Subtopic: Â Physical Properties |
 73%
From NCERT
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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Q. No.
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