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NEETChemistrys Block Elements

What is responsible for the change in color from blue to bronze in concentrated alkali metal solutions in liquid ammonia?

Options

  1. AFormation of metal ions
  2. BAbsorption of energy in the ultraviolet region
  3. CChange in the concentration of ammoniated electrons
  4. DPrecipitation of metal particles

Correct answer

C. Change in the concentration of ammoniated electrons

Step-by-step solution

The change in color from blue to bronze in concentrated alkali metal solutions in liquid ammonia is due to a change in the concentration of ammoniated electrons.

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