Why lithium solution shows mint(light green) color?

Sungbin Park @Sungbin-Park-2

29 October 2019 0 5K Report

I experiment birch reduction by ethylbenzene with THF, lithium, t-BuOH,NH3

In previous reaction, the color of solution is bronze and then turns to deep navy-blue.

However, In this time, the color of lithium is mint (light green).

What is the reason of this color ?

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