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NEETChemistrys Block Elements

What happens to the outermost orbital electron of an alkali metal when it is exposed to a flame during a flame test?

Options

  1. AIt becomes stationary
  2. BIt moves to a lower energy level
  3. CIt gets excited to a higher energy level
  4. DIt is ejected from the atom

Correct answer

C. It gets excited to a higher energy level

Step-by-step solution

When an outermost orbital electron of an alkali metal is exposed to a flame during a flame test, it gets excited to a higher energy level due to the heat from the flame.

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