Test Review

Ionic or Covalent

100

Is Bonding Sodium and Chlorine atoms Ionic or covalent?

Ionic 

200

Is the bonding of Carbon and Nitrogen a covalent or ionic bond?

Covalent bond

300

What bond is a Methane molecule CH₄? 

Covalent

400

What bond is calcium chloride molecule (CaCl)? 

Ionic Bond

500

The transfer of electrons between two atoms? 

Ionic

600

The sharing of electrons between atoms? 

Covalent Bond

Definitions

100

A group of atoms that have a positive or negative charge. 

What is an Ion? 

200

An atom with a negative charge? 

What is an Anion? 

300

Bond between 2 non-metals.?

What is Covalent Bond

400

Positive Charge Atom? 

What is a Cation? 

500

An atom that gains electrons from another? 

What is an anion? 

600

Mass cannot be created or destroyed? 

What is the Law of Conservation of Mass? 

Bonding

100

The sharing of 1 pair of electrons between atoms? 

What is a single bond? 

200

Electrons responsible for creating chemical bonds?' 

What are valence electrons? 

300

The max number of bonds that can be made between atoms? 

What is a triple bond? 

400

The sharing of 1 pair of electrons? 

What is a single bond? 

500

The sharing of 2 pairs of electrons? 

What is a double bond? 

600

Describe the Bonding between 1 Carbon and 2 oxygen atoms? 

What is a double bond between carbon and each oxygen through a covalent bond. Each oxygen will have 2 lone pair of electrons.

Count Atoms and balance equations

100

Number of Hydrogen, oxygen, and total atom count for the compound H₂O? 

2 Hydrogens 

1 Oxygen 

3 Atoms total

200

2Ba(SO₄)

2 bariums

2 Sulfurs 

8 oxygen 

12 total atoms

300

How many Hydrogen, Carbons, Oxygens?

What is the total number of atoms for the following compounds? 

6H₂O + 6CO₂

Hydrogens= 12

Oxygens= 18

Carbons=6 

Total= 36

400

Balance the chemical equation below? 

___C₃H₈ + ___ O₂ --> __CO₂ + ___ H₂O

What is 

1C₃H₈ + 5O₂ --> 3CO₂ + 4H₂O

500

Balance the equation below. 

___C₂H₆ + __O₂ --> __CO₂ + __H₂O

What is 

2C2H6 +7O2 --> 4CO2 + 6H2O

600

The side right of the arrow is....

The left side of the arrow is....

What is the reactants? 

What is the products? 

Periodic Table

100

This element is group 3 and period 3

What is Gallium? 

200

The atomic number of an element is found ....

What is above the atomic symbol of an element? 

300

The atomic number tells us the ______ of an element.  

What is the number of electrons and protons?

400

When 2 elements bond together they create a...

What is a molecule? 

500

What is the atomic symbol, mass, atomic number, and neutron count for Nickel? 

What is 

* atomic symbol= Ni

*mass= 59

atomic number=28

neutrons= 31

600

The most important thing to know about balancing chemical equations is that the number of atoms in the reactants...

What is the products?