Periodic Table & Elements
Atoms
Molecule, Compounds, & Mixtures
Physical or Chemical Properties of Elements
Vocabulary

100

What are the families on the Periodic Table?
The up and down columns.

100

What are the three parts of an atom?
Proton, neutron, and electron

100

Which column in the Periodic Table doesn't often bond with other elements because it doesn't have a charge?
Column 18 or Nobel Gases

100

The color of an element is a ___________ property.
physical

100

protons, neutrons, and electrons
particles

200

What are the periods on the Periodic Table?
The left to right rows.

200

What is the charge of the proton, neutron, and electron in an atom?
Proton-positive Neutron-none/neutral Electron-negative

200

Things mixed together but not bonded are known as what?
mixtures

200

An element has a crystal structure or shape is a _______________ property.
physical

200

A chart of the elements.
Periodic Table

300

How many groups are there on the Periodic Table?
18

300

An atom that has the same number of protons but different number of neutrons is called a what?
isotope

300

Two oxygen molecules bonded with a carbon molecule is more commonly known as what?
Carbon Dioxide (CO2)

300

The element bonds with hydrogen to form an acid is a ____________ property.
chemical

300

A force that holds molecules and compounds together
bond (chemical bond)

400

How many valence electrons does carbon have?
4

400

The atomic number is determined by the number of what?
Protons

400

Three oxygen molecules bonded together for the substance ozone. Ozone is an example of a molecule or compound or both?
Molecule

400

The element is highly explosive so it is a _____________ property.
chemical

400

The part of the atom that has no charge and found in the nucleus.
neutrons

500

What is the charge of the element sodium?
Positive 1 (+1)

500

When you draw a dot model of an atom, you need to know the chemical symbol and the __________________.
number of valence electron (electrons in the outer shell)

500

Why wouldn't lithium bond with sodium?
They both have a positive charge (on the left side of the Periodic Table).

500

The density of an element is a _________________ property.
physical

500

Positive charged part of an atom found in the nucleus.
proton