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Vocabulary that Matters
Chemicals Don't Reason they React
Balancing Act
Classified
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?
100
When the number of atoms are equal on both sides of the equation, this law has been fulfilled.
What is the Law of Conservation of Mass
100
If there is one product in your equation, then you have this type of reaction.
What is a synthesis reaction?
100
In a chemical reaction, when Hydrogen and Hydroxide are bonded together, it forms...

What is H2O?

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

Elements form compounds in order to satisfy this characteristic.

What is the octet rule?

200
These are used to help balance chemical equations.
What are coefficients?
200
This chemical reaction has the generic formula of: AB --> A + B
What is a decomposition reaction?
200

The solubility of a compound with Hydrogen in front is usually...

What is aqueous?

300

When an element occurs naturally with a subscript of 2 it is called this.

What is a diatomic molecule?

300
When heat is produced, light is emitted, or a precipitate is formed this is an indication of this
What is a chemical reaction/change?
300
Balance the following chemical equation. You must show all work and simplify your answer. Fe + O2 --> Fe2O3
4 Fe + 3O2 --> 2Fe2O3
300

A combustion reaction has these 3 things in every combustion reaction

What are oxygen, carbon dioxide, and water?

300

Can be used to describe either a formula unit or molecule

What is a compound?

400
This term refers to a substance that has been dissolved in water
What is an aqueous solution?
400
These 3 things are essential in writing a chemical equation.
What are reactants, an arrow, and products?
400
Balance the following equation. You must show all work and simplify your answer! Li + Br2 --> LiBr
2Li + Br2 --> 2LiBr
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

List all the diatomic molecules.

Hydrogen Nitrogen Fluorine Oxygen Iodine Chlorine Bromine

500

In the chemical reaction, why do some ions stay aqueous? and what are those ions called?

What is a spectator ion? and they have stronger attraction to water than other ions

500
Balance the following equation. You must show all work and simplify your answer! C6H6 + O2 --> CO2 + H2O
2C6H6 + 15O2 --> 12CO2 + 6H2O
500

Classify each reaction:

CH4+2O2->CO2+H2O

KI+Cl2->2KCl+I2

2AlN->2Al+N2

 CH4 + 2O2 --> CO2 + 2H2O, combustion

2KI + Cl2 --> 2KCl + I2, single replacement

2AlN --> 2Al + N2, decompostion

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