Ions
Misc.
Properties of Ionic/Covalent Compounds
Molecular Compounds
Covalent Bonds
100

Magnesium bromide is an ionic compound with the empirical formula AlCl3 What does the 3 tell you?

What is there are 3 chlorine ions for every aluminum ion

100

A combination of symbols that show the ratio of elements in a ionic compound

What is empirical formula

100
In what state of matter do ions conduct electricicty?
What is liquid The ions in soild cyrstals are tightly packedand cannot move. If the ions cannot move there is no current.
100

A molecular compound is

What is a compound that is composed of two or more non-metals. (Covalent)

100
what is a molecule
What is a neutral group of atoms joined by covalent bonds
200

When an atom loses an electron it becomes a_______

What is positive ion or cation?

200

A word that means a compound is dissolved in water

What is Aqueous?

200
The attraction of a postive and negative ion results in a___________________________
What is ionic bond
200
When electrons are ___________________between two atoms, a covalent bond is formed
What is shared
200

The formula for covalently bonded groups of atoms is the ____________ formula.

What is molecular?

300

An ionic bond is__________

What is the attraction of oppositely charged ions

(bonding of a metal + nonmetal)

300

The _____ rule says that atoms will gain or lose electrons in order to obtain eight electrons in their outermost energy level.

What is the Octet Rule?

300

Identify the property of Ionic bonds. 

A)They have low melting points 

B)They have low boiling points 

C)The form hard, brittle crystals with irregular shapes 

D)They contain no charges

What is they form hard, brittle crystals with irregular shapes

300

A negatively charged ion or __________ and a positively charged ion or ___________ chemically combined to form molecular compounds.

What are anions and cations?

300
A chemical bond that is formed when two atoms share electrons is called
What is covalent bond
400
Ions that are made of more then one atom are examples of _______
What is polyatomic ions
400
When ions having a positive charge form bonds with ions having a negative charge, the charge on the resulting compound is
What is Neutral or Zero
400
Ionic compounds are electrically ___________
What is neutral
400
Which is a property shared by most molecular compounds?
What is low melting points
400

What is a double bond?

What are two pairs (4) of electrons that are shared between two atoms

500

When an atom gains an electron it becomes a

What is negative ion or anion?

500

The formula for an ionic compound is written in the ________ whole number ratio?

What is the smallest?
500
What are the three properties of Ionic bonds?
What is 1)Ionic crystals 2)High Melting Points 3)Electrical Conductivity
500
What are three properties of molecular compounds
What is low melting points, low boiling point, and poor conductivity
500

The molecular formula when nitrogen covalently bonds to hydrogen.

What is NH3?

M
e
n
u