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Vocabulary that Matters
Chemicals Don't Reason they React
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?
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

When two elements or compounds combine, what type of reaction is this?

What is a synthesis reaction?

100

In order for an equation to be balanced it must have this.

What is equal amount of elements/ compounds on both sides of the equation.

200
When the number of atoms is equal on each side we say that the equation is this.
What is balanced?
200
When heat is produced, light is emitted, or a precipitate is formed this is an indication of this
What is a chemical reaction/change?
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

Why should a chemical equation be balanced?

What is to show the Law of Conservation of Mass?

300

When energy is released in a chemical equation.

Exothermic

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

What are the missing coefficients to balance this equation? Fe + O2 --> Fe2O3

What is 4,3,2?

300
A combustion reaction has these 3 things in every combustion reaction
What are hydrocarbons, carbon dioxide, and water?
300
CsF is an example of this
What is a compound?
400
Can be used to describe either an element or a compound
What is a substance?
400

What is a way to indicate that a chemical reaction has occurred?

What is a change in color, odor, gas production, precipitation formation, and emission of energy?

400

What are the missing coefficients to balance this equation?  Li + Br2 --> LiBr

What is 2,1,2

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 a substance that can be easily dissolved in water

What is an aqueous solution?

500

These 3 things are essential in writing a chemical equation.

What are reactants, a yield sign, and products?

500

What are the missing coefficients to balance this equation? H2 + Cl2 --> HCl

What is 1,1,2

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

What reaction type is shown? CuCl2 + H2S --> CuS + HCl

What is Double Replacement reaction?