Chapter 11/12 Quiz and Vocab

The electrons in the picture that are black are known as 

• Electrons
• Valence Electrons
• Negative Electrons
• Protons

Fe, Co, Ni, are three elements that make up a 

• Group
• Period

Ca, Sr, and Ba are three elements that make up a 

• group 
• period

The nonreactive nonmetals in Group 18 are known as the  

• Noble Gases
• Oxygen Group
• Alkali Metals
• Halogens

A process where one or more substances change to make one or more new substances

• Physical Change
• Chemical Reaction
• Precipitate
• Physical Reaction

A solid substance that is formed in a solution is known as a 

• Solution
• Precipitate 
• Gas Formation

A combination of chemical symbols and numbers to represent a substance.
Ex. H₂O     or    C₆H₁₂O₆

• Chemical Reaction
• Chemical Equation
• Chemical Formula
• Product

A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products.

• Chemical Equation
• Chemical Formula
• Chemical Symbol
• Chemical Reaction

A substance or molecule that participates in a chemical reaction. Found to the left of the arrow. 

• Reactant 
• Product

The substance that forms in a chemical reaction. Found to the right of the arrow. 

• Reactant
• Product