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Vocabulary that Matters
Writing Reactions
Balancing Act
Who Dat?
Miscellaneous
100
When one or more substances are changed into new substances is called this.
What is a chemical reaction?
100

In chemical reactions the -> symbol stands for this.

What is yields or makes?

100
Balance the following equation. You must show all work and simplify your answer! Li + Br2 --> LiBr
2Li + Br2 --> 2LiBr
100
If there is one product in your equation, then you have this type of reaction.
What is a synthesis reaction?
100

Who has the most aura of all?

Killian. 

200
When the number of atoms is equal on each side we say that the equation is this.
What is balanced?
200

The molecules before the arrow in a chemical reactions are called the:

What are reactants?

200

Balance the following: 

__ Na  +  __ Cl2 -->  __ NaCl

2 Na  +  Cl2 -->  2 NaCl

200
This chemical reaction has the generic formula of: AB --> A + B
What is a decomposition reaction?
200

Which of the following is NOT a sign that a chemical reaction has occurred?

Creation of a precipitate

Phase Change

Energy Change

Unexpected color change

Formation of  a gas


What is Phase Change?

300

What Law states that elements are not created or destroyed during a chemical reactions?

What is the Law of Conservation of Mass?

300
In the chemical reaction, Mg + O -> MgO, the compound MgO is located on this side of the equation.
What is the product side?
300

Balance the following reaction:  

__ CH4  +  __ O2 -->  __ CO2 + __ H2O

What is: 

__ CH4  +  2 O2 -->  __ CO2 + 2 H2O

300

A combustion reaction has these 3 things in every combustion reaction

What are oxygen, carbon dioxide, and water?

300
CsF is an example of this
What is a compound?
400

A combination of two or more atoms is called a?

What is a molecule?

400

Elements form compounds in order to satisfy this characteristic (think electrons).

What is a complete octet?

400
Balance the following chemical equation. You must show all work and simplify your answer. Fe + O2 --> Fe2O3
4 Fe + 3O2 --> 2Fe2O3
400
When ions from 2 compounds switch places, this type of reaction occurs.
What is a double displacement reaction?
400
This reaction could be classified in this way 2Na + 2H2O --> 2NaOH + H2
What is a single replacement reaction?
500

This term refers to the numbers in front of compounds that enables chemical equations to be balanced

What is a coefficient?

500
These 3 things are essential in writing a chemical equation.
What are reactants, an arrow, and products?
500

Balance the following equation. You must show all work and simplify your answer! C6H6 + O2 --> CO2 + H2O

2C6H6 + 15O2 --> 12CO2 + 6H2O

500
Please list each type of reaction, give an example of each type, and balance each equation
Ca + S --> CaS, synthesis 2AlN --> 2Al + N2, decompostion CH4 + 2O2 --> CO2 + 2H2O, combustion 2KI + Cl2 --> 2KCl + I2, single replacement Pb(NO3)2 + 2NaI --> 2NaNO3 + PbI2, double displacement
500
Balance the following equation. Be sure to show all work and simplify your answer. (NH4)3PO4 + Mg(NO3)2 --> Mg3(PO4)2 + NH4NO3
2(NH4)3PO4 +3Mg(NO3)2 --> Mg3(PO4)2 + 6NH4NO3