Vocab
Atoms with a charge.
What are ions?
Carbon dioxide.
What is CO2?
The ending of the second element in a compound.
What is -ide?
Elements in group 1 form ions with this charge.
What is +1?
A binary ionic compound contains this many elements
What is two?
The glue that holds atoms together.
What are bonds?
Sodium chloride.
What is NaCl?
XeF7
What is xenon heptafluoride?
Sulfur has this many valence electrons.
What is 6?
These are three properties of ionic compounds
What are high melting point, dissolves in water, and conduct electricity?
What is covalent?
Dihyrdogen monosulfide.
What is H2S?
K2O
What is potassium oxide?
This tells us that elements will give, take, or share electrons until their outer shell is full or empty.
What is the octet rule?
The prefix that means 8
What is octa?
A group of atoms that have a charge.
What is a polyatomic ion?
Magnesium chloride.
What is MgCl2?
Ca3(PO4)2
What is calcium phosphate?
Elements in this group have a full outer energy level so they don't form charges.
What are the noble gases or group 18?
This model shows how electrons are transferred to form the compound Na2O. (draw the model)
What is two sodium atoms each give one valence electron to a sulfur atom that has six valence electrons.
Describes how many atoms of each element are present in a compound.
What is a formula?
Iron (III) sulfate
What is Fe2(SO4)3?
CuClO3
What is copper (I) chlorate?
In the name of an ionic compound, this tells us the charge on an element that can have multiple oxidation states.
What is a roman numeral?
This model shows how the electrons are shared between the atoms in CH3Cl. (Draw the model)
What is carbon is in the center sharing two electrons with each hydrogen and the chlorine?