Chemistry R Final 23-24

What does the word "atom" mean?

• particle
• indivisible
• neutron

When a glass breaks in the lab, you should...

• clean it up
• tell a teacher immediately
• ignore it and continue working

A mixture that has constant composition throughout and is always in a single phase

• homogenous mixture
• heterogenous mixture
• diluted mixture

The green particle represents what?

• proton
• neutron
• electron

The red particle represents what?

• proton
• neutron
• electron

The picture (Oxygen, O2) represents a/an...

• element
• compound
• neither

Use the table below to answer the following: Which element has an atomic number of 10?

• Beryllium
• Neon
• Boron

The picture (glucose, C6H12O6) represents a/an...

• element
• compound
• neither

If someone's article of clothing catches fire...

• you should scream
• another person should grab the fire blanket and wrap you in it
• you should run to the bathroom sink

Fireworks are a...

• physical change
• chemical change
• neither