Chemical Formulas
What are the two types of chemical formulas?
1. molecular formula
2. empirical formula
How many valence electrons does Fluorine have?
7
What charge will Sodium take when it becomes an ion?
+1
What is the ionic compound formula for potassium oxide?
K2O
What is Ms. Woodside's dogs name?
Bear
What is a molecular formula?
A formula that shows the kinds of atoms present and the number of each atom present in a molecule of the compound.
What does the Lewis dot structure of Phosphorus look like?
* draw picture on board *
What charge will oxygen take when it becomes an ion?
-2
What is the ionic compound name of Rb3N?
Rubidium nitride
What is Ms. Woodside's favorite color?
Yellow
What is an empirical formula?
A chemical formula that shows the elements in a compound in their lowest whole number ratio.
How many valence electrons does Krypton have?
8
Define an ion.
An atom with a charge.
(From the gain or loss of electrons).
What is the ionic compound name of Pb3N2?
Lead (II) nitride
What teacher at WMAA was Ms. Woodside's college roommate
Ms. Slater
Is C6H12O6 a molecular or empirical formula?
molecular
BONUS 50 points - what charge does a cation have?
Positive
What is the ion name for selenium?
Selenide
What is the ionic compound formula for Cobalt (II) hydroxide?
Co(OH)2
What sport did Ms. Woodside do in high school?
Track & field
yes, H2O.
How do you know if an element will become an anion?
It has more than 4 valence electrons.
Barium ion.
What is the ionic compound formula for Lithium carbonate?
Li2CO3
What college did Ms. Woodside go to?
Aquinas College