Ionic or Covalent?
High Melting Point
Ionic Compounds
Draw the dot structure for the element Oxygen
6 valence electrons
Name the compound: BeO
Beryllium Oxide
What is the prefix for 4?
Tetra
What do you add in front of compounds in order to balance an equation? (What is the term for the number in front of a compound: 2NaCl)
Coefficient
Low Melting Point
Covalent Compounds
Draw the dot structure for the anion nitrogen forms
Charge of negative 3
Name the compound: NaCl
Sodium Chloride
What prefix does not go in front of the first element?
Mono- if it is on you leave it without a prefix.
What is the term for a small number below an element in a compound? (CF4)
Subscript
Share electrons to form a bond
Draw the cation Potassium forms
Charge of plus 1
Name the compound: BaBr2
Barium Bromide
Name the compound: CCl4
Carbon Tetrachloride
_____ CH4 + _____ O2 --> _____ CO2 +_____ H2O
What type of chemical reaction is this?
Combustion reaction
Forms between a nonmetal and metal
Ionic Compounds
Draw the covalent compound that is formed between sulfur and oxygen. Write the chemical formula.
SO with a double bond
Write the chemical formula for compound formed between Magnesium and Chlorine. (Draw the compound to find the
MgCl2
Dinitrogen Trioxide
_____ CH4 + _____ O2 --> _____ CO2 +_____ H2O
Balance this equation.
__1__ CH4 + ___2__ O2 --> __1__ CO2 +__2__ H2O
List three properties of Ionic Compounds
High Melting Points
High Boiling Points
Forms between a nonmetal and a metal
Forms Crystals
Hard and Brittle
Draw the ionic compound formed between Calcium and Nitrogen. Write its chemical formula.
Ca3N2
Write the chemical formula formed between nitrogen and lithium. (You will have to draw it to find out!)
Li3N
Write the formula for the compound Sulfur Hexachloride
SCl6
_____ K + _____ Cl2 --> _____ KCl
Balance this equation. Write the name of each compound or element included. What type of reaction is it?
Potassium + Dichloride --> Potassium Chloride
Synthesis Reaction
2 K + Cl2 --> 2 KCl