Lithium, whose silvery-white colour tarnishes on oxidation when exposed to air, is the most electropositive metal (−3.04 V versus a standard hydrogen electode), the lightest (M = 6.94 g mol −1 ...
When you read this article, I hope you're in a cozy, warm home in the early evening, looking out a west-facing window. If the skies are clear, from just after ...