April 2020
Intermediate to advanced
296 pages
5h 20m
English

Watch silv’ry-soft Na whizz ’round in water to make H2,
When burned, its flame’s bright yellow, yet its lamp’s a sickly hue,
Teams up with K to fire our nerves,
enn-ay aytch-two
THE SECOND MEMBER OF THE GROUP 1 ALKALI METALS
Sodium is such a soft metal that you can easily cut it with a knife to reveal its shiny, silvery inner surface. But freshly exposed sodium quickly reacts with oxygen in the air to form sodium oxide, Na2O, a rather dull-looking, ...