Day 209 of 365

July 28

⚗️
Chemistry

The Chemistry of Metals

Metals conduct electricity because their outer electrons move freely. This 'sea of electrons' also explains metallic luster and heat conductivity. Alloys combine metals for enhanced properties - bronze (copper + tin) was so transformative it gave its name to an era.

💡 Did you know?

Gold is so malleable that a single ounce can be beaten into a 100 square foot sheet!

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