Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET
Exam
NEET
Subject
Chemistry
Chapter
s Block Elements

NEET · Chemistry · s Block Elements

What is responsible for the change in color from blue to bronze in...

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.
Practice s Block Elements on Quantrex Academy →

More from s Block Elements

Identify the oxide used as CO_2 adsorbent and oxygen generator from following. MHT CET Medical 2026Which of the following substance does NOT contain CaCO_3 ? MHT CET Medical 2026Which of the following compound used in petrol refining? MHT CET Medical 2026Which of the following elements is the radioactive alkaline earth metal? MHT CET Medical 2026Identify the pair of basic oxides from the following. MHT CET Medical 2026Bordeaux mixture consist of JIPMER 2019Alkali metals readily dissolve in liquid ammonia to give blue coloured solutions. The… JIPMER 2018If Na^ + ion is larger than Mg^ 2+ ions and S^ 2- ion is larger than Cl^ - ion, which of… JIPMER 2018 Full s Block Elements list All NEET PYQs