Halogens and Noble gases

Which of these elements are Halogens?

• Fluorine

• Helium

• Zinc

• Bromine

What group are the Halogens?

• 1

• 2

• 7

• 0

Which of these is not a noble gas?

• Helium
• Argon
• Nitrogen
• Krypton

What is the trend in boiling point for noble gases?

• There is no trend.

• Boiling point decreases down the group.

• Boiling point increases down the group.

• All the boiling points are the same.

Which noble gas is found in signs or light displays?

• Krypton
• Helium
• Argon
• Neon

Another term for being chemically inactive is...

• Inert
• Inbert
• Insert
• Inmert

As you move down the group, halogens' reactivity...

• increases

• decreases

• doesn't change

• shows no trend.

Which halogen is the most reactive?

• iodine

• chlorine

• bromine

• fluorine