The Periodic Table
Elements
The Atom
Chemical Bonds
Potpourri
100

Russian chemist known as the "Father of the Periodic Table"

Mendeleev

100

The lightest element

Hydrogen

100

The positively charged particle in an atom

Proton

100

These electrons are involved in chemical bonds

Valence Electrons

100

This is formed when an atom gains or loses electrons

Ion

200

The rows on the periodic table

Periods

200

What elements are made up of

Atoms

200

Protons and neutrons are located here

In the nucleus

200

Bond formed when electrons are transferred between atoms

Ionic
200

Metals are good conductors; nonmetals are called this

Insulators

300

How elements on the periodic table are arranged

Increasing atomic number

300

The only metal that is a liquid at room temperature

Mercury

300

Negatively charged particle

Electron

300

Type of bond formed when atoms share electrons

Covalent

300

Carbon-12 and Carbon-13 are examples of this

Isotopes

400

Average mass of all isotopes of an element

Atomic Weight

400

This group of elements are the least reactive

Noble Gases

400

An atom at its lowest energy is in this state

Ground State

400

Type of bond formed between Ca and F

Ionic

400

Pattern of colors produced by an element

Spectrum

500

The columns on the periodic table

Groups

500

These elements have properties of metals and nonmetals

Semimetals

500

An atom with an unstable nucleus is called this

Radioactive

500

A group of atoms joined by covalent bonds

Molecule

500

A solid mixture of metals

Alloy