Symbols
Balancing
Types of Reactions
Definitions
"Did you Know..."
100
The symbol in a chemical equations that means "gas"
What is "g"
100
When balancing an equation, what can you never change
What is the subscript
100
What type of reaction occurs when a substance breaks down into two or more simpler substances
What is decomposition
100
This shows the elements and the number of atoms of each element. Ex. NaCl
What is a chemical formula
100
The products of a chemical reaction are always found here
What is the left side
200
The symbol in a chemical reaction that means solid.
What is "s"
200
In a chemical equation, what are you allowed to change?
What is the coefficient
200
What type of reation shows two elements replacing each other to form two new compounds
What is Double Displacement
200
A number showing the specific number of atoms in an element
What is the subscript
200
The reactants of a chemical reaction are always found here
What is the right side
300
The symbol in a chemical equation that means Liquid
What is "L"
300
Two substances, equaling 25 grams, are combined. After they react, the product produced is 25 grams. What is this an example of?
What is conservation of mass
300
A + BC-------AC + B is what type of reaction?
What is Single Displacement
300
What is an ionic bond?
What is a bond formed when two oppositely charged ions are attracted to each other.
300
When a chemical reaction occurs, the same amount of matter will be found in the _______ and ________
What is the reactants and products
400
In a chemical equation, what symbol represent the word "plus"
What is "+"
400
Balance the equation shown by Mrs. Wells
What is Mrs. Wells has the answer
400
The products produced in a combustion reaction
What is water and carbon dioxide
400
The number of electrons lost, gained or shared in a chemical bond
What is the oxidation number
400
In an endothermic reaction, energy is
absorbed
500
What symbol represents the word "yields"
What is and arrow
500
Balance the equation shown by Mrs. Wells
What is What is Mrs. Wells has the answer
500
AB + CD-----AD + CB represents what type of reaction
What is Double displacement
500
Numbers that precede symbols and formulas in a chemical equation.
What is a coefficient
500
Three forms of energy are
light sound heat
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