chem GRP 1 reactions with chlorine, water and oxygen

lithium reactions with oxygen

burns with a strongly red-tinged flame and produces a white solid

sodium reacting with oxygen

strong orange flame and produces a white solid

potassium reacting with oxygen

large pieces produce lilac flame, smaller ones make solid immediately

lithium reacts with water

Fizzes steadily, gradually disappears

sodium reacts with water

Fizzes rapidly, melts into a ball and disappears quickly

Potassium reacts with water

Ignites with sparks and a lilac flame, and disappears very quickly

lithium reacts with chlorine

white powder is produced and settles on the sides of the container

sodium reacts with chlorine

burns with a bright yellow flame, clouds of white powder are produced and settle on the sides of the container

potassium reacts with chlorine

reaction is even more vigorous than with sodium

Sodium:

• burns with a bright yellow flame, clouds of white powder are produced and settle on the sides of the container