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Chemical Equation Vocab
Chemical vs Physical Changes
Types of Reactions
Ricotta Chem
100

The signs and symbols used to represent a chemical reactions

What is a chemical equation?

100
Which of the following is NOT an example of a physical change?
A. crumpled paper
B. pencil sharpening
C. shrunken clothing
D. rust


What is D. rust?

100
If there is one product in your equation, then you have this type of reaction.
What is a synthesis reaction?
100

Why did increasing the heat make it so we were able to make more curds?

What is particles moving faster increased collisions?

200

This term refers to a substance that has been dissolved in water

What is an aqueous solution?

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

What does the acid do to the negative casein proteins when it is added to milk?

What is the positive charge of the acid neutralizes the casein?

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 type of change is this: glass breaking

What is a physical change?

300

What type of reaction is shown here:

2KI + Cl2 --> 2KCl + I2

What is single replacement

300

Why were the neutralized casein proteins able to be separated from the water?

What is because they were no longer attracted to the positive part of water?

400
These 3 things are essential in writing a chemical equation.
What are reactants, an arrow, and products?
400

What type of change is shown here: 

C6H6 + O2 --> CO2 + H2O

What is chemical change?

400
A combustion reaction has these 3 things in every combustion reaction
What are hydrocarbons, carbon dioxide, and water?
400

Why should we use lemon juice instead of vinegar to make the most cheese using room temperature milk

What is lemon juice is more acidic, so there are more positive charges to interact with the negative casein proteins

500
When one or more substances are changed into new substances is called this.
What is a chemical reaction?
500

What type of change is happening when a popsicle melts in the hot sun?

What is a physical change?

500
When ions from 2 compounds switch places, this type of reaction occurs.
What is a double displacement reaction?
500

When the casein proteins are able to be separated from the water, that means they have become:

A. Soluble

B. Insoluble

What is insoluble?