Vocab
What vocab word is this the definition to: A way to show a chemical reaction using symbols and formulas. It shows the reactants on one side and the products on the other side, separated by an arrow.
Chemical Equation
What is an example of a chemical reaction?
MANY answers!
How many atoms are in the following equation:
A2 + O + N5
8
What kind of reaction is the following:
2CO + O2 --> 2CO2
Synthesis
Which vocab term tells you how many atoms there are?
Subscripts - To the right and below
What vocab word is this the definition to: The starting substances in a chemical reaction. They are what you begin with before the reaction takes place.
Reactant
Which of the following is NOT an example of a chemical reaction:
Baking cookies
Making concrete
Lighting a fire
Putting clothes in the dryer
Putting clothes in the dryer
How many atoms are in the following equation:
P6 + I + N5 + Ag5
17
How many different types of elements are usually in a synthesis reaction?
2
Which vocab term tells you how many molecules there are?
Coefficients - In front
What vocab word is this the definition to: The new substances formed after a chemical reaction. These are the result of the reactants combining or changing.
Product
What kind of chemical reaction is the following:
Zn + 2HCl → ZnCl2 + H2
Single Replacement
How many molecules are in the following equation:
N + 3Ag + 2P
6
Which type of reaction usually involves two pairs that switch partners?
Double Replacement
What is the Law of Conservation of Mass?
Matter cannot be created or destroyed.
What is a catalyst?
Something that speeds up a chemical reaction.
What kind of chemical reaction is the following:
2CO + O2 → 2CO2
Synthesis
How many molecules are in the following equation:
5Ag + 8P2 + 2O
15
Which type of reaction involves usually 3 elements that switch partners?
Single Replacement
Give an example of a chemical reaction that occurs in everyday life.
MANY answers!
What is an inhibitor?
Something that slows down a chemical reaction.
What kind of chemical reaction is the following:
H2CO3 → H2O + CO2
Decomposition
How many molecules AND atoms are in the following equation:
5O + 2H3 + O5
Atoms: 9
Molecules: 8
What is the way to remember each of the types of chemical reactions: Synthesis, Decomposition, Single Replacement, Double Replacement
Synthesis - S for simple
Decomposition - Decompose
Single Replacement - 1
Double Replacement - 2
What is the difference between a chemical reaction and a physical change?
A chemical reaction is a process where atoms in substances rearrange to form new substances with different properties, while a physical change alters the appearance of a substance without changing its chemical makeup.