Matter and the Particle Theory
Atoms
100
What are the three states of matter?

Solid, Liquid, and Gas

100

Who's atomic theory was described as a Raisin Bun?

Thompson's.

200

Define matter

Anything that has mass and takes up space.

200

What experiment did Rutherford preform that led to the discovery of the nucleus?

The Gold Foil Experiment.

300

Is Sublimation physical or chemical?

Physical.
300

How do you calculate the number of neutrons in an atom?

atomic mass - atomic number

400

Physical or Chemical? When your marshmallow catches fire.


Chemical change.
400

The more shells an atom has, the more _______ it is.

More reactive.

500

What is strange about the solid and liquid state of water?

Ice (solid) floats on liquid water, which makes it unusual.

500

Name the number protons, neutrons, and electrons in a potassium atom?

19 p, 19 e, 20 n