Atoms and Elements

Matter Elements States of Matter Miscellaneous

10 10 10 10

20 20 20 20

30 30 30 30

40 40 40 40

50 50 50 50

The smallest unit of an element that has the properties of the element

atom

subatomic particle with a positive charge

proton

Subatomic particle with no charge, but the same mass as a proton

neutron

A subatomic particle with a negative charge.

electron

Draw an atom. Include the 3 subatomic particles and their location. Label the

center.

nucleus

A substance that is usually shiny, as the ability to be bent, and conducts

electricity well.

metal

nonmetal

An element that does not conduct heat and electricity well.

What do elements share to form compounds?

electrons

What is the most useful tool of the periodic table for classification?

columns (up/down) arrange elements with

similar properties

The periodic table gives information about each element. What information does the

table display?

name, atomic number, and symbol

Solid

State of matter with a definite shape and volume.

State of matter with a definite volume, but no definite shape

Liquid

Temperature at which a substance changes from a solid to a liquid

melting point

Fourth state of matter made up of charged atoms, uncharged atoms, and electrons.

plasma

Temperature at which a substance becomes a gas

Boiling Point

The atomic number is the same as...

The number of protons in an atom.

Substance made up of only one kind of atom.

element

What determines the elements properties?

atomic number

How do elements and compounds differ?

Elements have one kind of atom

Compounds have different kinds of atoms.

Atoms with the same number of protons, but different number of neutrons.

isotopes

22

Final Jeopardy

Which atom has a positive charge?

Atom II

Atom I Atom II Atom III

# protons 3 6 3

# neutrons

3 6 4

# electrons

3 5 3

Which two atoms are the same element?

Atom I & Atom III

Atom I Atom II Atom III

# protons 3 6 3

# neutrons

3 6 4

# electrons

3 5 3