Unit 6 Chemistry

A substance whose molecules contain atoms of different elements

• Compound
• Element
• Mixture
• All of These

A chart that shows all known elements arranged by atomic number

• Periodic Table of Elements
• Group/Family
• Period/Row
• Chemical Reaction

The changes that happen in substances during a chemical change.

• Chemical Property
• Chemical Reaction
• Reactants
• Products

The columns (vertical) on the Periodic Table of Elements. Each family of elements have the same number of valence electrons creating the same reactivity. There are 18 families.

• Group/Family
• Period
• Noble Gases
• Metals

The rows (horizontally) of the Periodic Table of Elements. Represents the number of electron orbitals (shells). There are 7 rows/periods.

• Groups
• Families
• Periods
• Valence Electrons

The number on the Periodic Table of Elements that represents the number of protons (positive subatomic particle) within an atom of that element

• Atomic Number
• Atomic Mass
• Group
• Period

The number on the Periodic Table of Elements for each element that represents the amount of molecular matter in an atom of the element. The number is determined by adding the protons and neutrons of the element

• Atomic Mass
• Atomic Number
• Group
• Period

Matter made from plants or animals and contains the element carbon

• Organic compound
• Inorganic Compound
• Element
• All of These

Any substance in which two or more chemical elements other than carbon are combined

• Inorganic Compound
• Organic Compound
• Element
• All of These

A change from one form to another without turning into a new substance

• Physical Change
• Chemical Change
• Organic Change
• All of These