Chemical Reactions

Vocabulary

100

It's a type of bond that happens when 2 elements share electrons 

Covalent Bond

200

A bond that happens when two oppositely charged atoms attracted themselves between them

Ionic Bond

300

The process of a substances changed into another by adjusting it's chemical properties.

Chemical reaction

400

The substance that happens before going in the chemical reaction and is the left side of the chemical formula, is called?

Reactants

500

What is it called the end result of the substance when the chemical change already happened, and usually on the right side of the chemical formula?

Product

Types of Reactions

100

When two or more molecules combined to form a new compound substances

Formula: A+B --> AB

Synthesis Reaction

200

Where the substance is break down into new simpler molecule compound than from the original. 

Formula: AB -> A + B

Decomposition reaction

300

This chemical reaction happens when one element replaces another another element compound

Formula: A + BC -> AC+ B

 Single-Replacement

400

When two elements from compounds switch places, this type of reactions is called?

Formula: AB + CD -> AD + CB

Double Replacement

500

This chemical reactions deals with Carbon dioxide(CO2) in the reactant side and water (H2O) in the product side

Combustion reactions

Completing Reaction

100

2Fe₂O3 -> 4__ + 3__

What should be in the missing spaces to complete the equation?

Fe & O₂

200

2Al + 3FeO -> 1___ +  3___

This is single replacement reactions and what should be in the missing spaces to complete the equation?

Al₂O₃ & Fe

300

1H₃PO_{4 ->} 1H₄P₂O₇+ ______

What should be in the missing space to complete the equation?

H₂O

400

1P₄ + 5O₂ -> ___

What should be in the missing space to complete the equation?

2P₂O₅

500

1C₁₀H₁₆ + 8Cl₂ ->10__ + ___

This is a single replacement and what should be in the missing spaces to complete the equation?

C & 16 HCl

Balancing Reaction

100

In order for the chemical equation to be consider "balanced" that what needs to be required

Each side need to equal with the same amount of atoms due to the law of conservation of mass or equilibrium

200

What is the name of the number that is in front of the molecule that helps the equation to be balance.

Coefficient 

300

2HgO -> 2Hg + 1O₂

_{What type of reaction is the equation above and is it balanced or not?}

The type is decomposition reaction and the equation is balanced 

400

1Fe₂(SO₄)₃ + 6KOH -> 3K₂SO₄ + 2Fe(OH)₃

What type of chemical reaction is this and is it balanced or not

Double replacement reaction and it's balanced

500

6CO₂ + 6H₂O -> 1C₆H₁₂O₆ + 5O₂

What type of chemical reaction is this and is it balanced or not.

 The type is combustion reaction and is not balanced

Random

100

What does the law of conservation of mass states?

any amount of matter existed can't be created nor destroyed

200

What is the term called when used sign and symbol to represent a chemical reactions,

Chemical equation/ formula

300

What are signs of a chemical reaction

Color, temperature, light, gas, and new form

400

The number that tells you the amount of atom there is the equation.

subscript 

500

What does the arrow represent in the chemical equation?

The chemical change or reactions