Chemical formula
What is the chemical formula of potassium oxide?
K2O
What is the formula unit of Na+ Cl-?
NaCl
What is an ionic compound?
An ionic compound is a compound composed of cations and anions.
Ionic compounds generally have low melting points/
True or False
False
what is the charge of a cation?
positive
What is the chemical formula of peroxide?
H2O2
What is the formula unit of Mg+2 Cl-1?
MgCl2
What are ionic bonds?
Ionic bonds are electrostatic forces that hold ions together in ionic compounds.
Most ionic compounds are _________ at room temperature
crystalline solids
what is the charge of a anion?
negative
What is the chemical formula of sodium oxide?
Na2O
What is the formula unit of Al+3 Br-1?
AlBr3
What does a chemical formula do?
A chemical formula shows the numbers of atoms of each element in the smallest representative unit of a substance.
ionic compounds are generally_________?
Neutral
how do you spell the chemistry teachers first and last name?
Jonathan Collins
What is the chemical formula of sodium sulfate?
Na2SO2
what is the formula unit of Mg+2 O-2?
Mg2O2
What is a formula unit?
A formula unit is the lowest whole-number ratio of ions in an ionic compound
In what state of matter do ions conduct electricity?
Liquid
Originator of the Vitruvian Man.
Leonardo da Vinci
What is the chemical formula of Hydrogen Phosphate?
H3PO4
What is the formula unit of Mg+2 N-3
Mg3N2
What does the coordination number of an ion represent?
The coordination number of an ion is the number of ions of opposite charge that surround the ion in a crystal.
Ionic compounds can conduct an _______ ______when melted or dissolved in water
Ionic compounds can conduct an electric current when melted or dissolved in water
Why did the chemist sole and heel his shoes with silicone rubber?
To reduce his carbon footprint!