Elements of the Periodic Table: Group 1 & 7

What are the Group 1 elements called?

• Alkaline metals

• Aklali metals

• Alkali metals

• Allkali metals

What happens when you put caesium into water?

• It sinks to the bottom of the cup.

• It explodes on impact with the water.

• It sinks to the bottom, then explodes.

• It dissolves.

What is the symbol for Potassium?

• Po

• Pt

• K

• Ps

What colour is rubidium?

• Silvery-white

• Greenish-blue

• Red-brown

• Black

Fluorine is the most reactive halogen.

• True

• False

Halogens are brittle

• False

• True

• Not sure

What is a stable group of elements?

• Halogens

• Noble gases

• Alkali metals

• Transition metals

Who discovered Neon?

• William Ramsay

• Morris M. Travers

• Mozart

• Morris M. Travers & William Ramsay

Which noble gas makes breathing easier?

• Krypton

• Helium

• Neon

• Argon