Chemical Reactions Review Game

Moles-Mass-Molecules

100

What is the molar mass of N₂O₂

60.01 g/mol

200

What is the molar mass of diatomic oxygen?

32 g/mol

300

What is the mass found in 0.10 mol of KHC₄H₄O₆?

Roughly 19 g

400

1 mol of He is always equal to how many grams?

4

500

1.5 mols of NH₃ equals how many grams?

25.55 grams

Chemicals Don't Reason they React

100

In chemical reactions the -> symbol stands for this.

What is yields?

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?

300

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

What is the product side?

400

Elements form compounds in order to satisfy this characteristic.

What is a complete octet?

500

These 3 things are essential in writing a chemical equation.

What are reactants, an arrow, and products?

Balancing Act

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

200

These are used to help balance chemical equations.

What are coefficients?

300

Balance the following chemical equation. You must show all work and simplify your answer. Fe + O2 --> Fe2O3

4 Fe + 3O2 --> 2Fe2O3

400

Balance the following equation. You must show all work and simplify your answer! Li + Br2 --> LiBr

2Li + Br2 --> 2LiBr

500

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

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

Reaction Types

100

If there is one product in your equation, then you have this type of reaction.

What is a synthesis reaction?

200

This chemical reaction has the generic formula of: AB --> A + B

What is a decomposition reaction?

300

A combustion reaction has these 3 things in every combustion reaction

What are hydrocarbons, carbon dioxide, and water?

400

When ions from 2 compounds switch places, this type of reaction occurs.

What is a double displacement reaction?

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

A few Vocab

100

Changing from a gas or vapor to a solid without becoming a liquid

deposition

200

The average kinetic energy of a substance's particles

temperature

300

CsF is an example of this

What is a compound?

400

A comparison between the numbers of any two of the substances in a balanced chemical equation

Mole ratio

500

The calculation of reactants and products in chemical reactions.

Stoichiometry