The Basics
Where in an atom are the protons and neutrons located
Nucleus
What is the name we give to the parts that make up an atom
Subatomic particles (protons, neutrons, electrons)
KI
Potassium iodide
Cl2 + Ag → AgCl
Synthesis
Would taste sour
If an element has an atomic number of 12 and a mass number of 24, how many electrons would it have?
12
Na2SO3
Sodium sulfate
NaCl +KBr → KCl + NaBr?
Double displacement/replacement
The coefficient in front of barium chloride when the equation is balanced: BaCl2 + KBr → KCl + BaBr2
1
What is considered neutral on the pH scale?
7
How many energy levels do period 4 elements have?
4
What is the proper name for the HOBrINCl elements?
Diatomic molecules
Al(OH)3
Aluminum hydroxide
2Zn + 2HBr → H2 + 2ZnBr
Single displacement/ replacement
Predict the products for the following reaction:
C4H10 + O2 →
CO2 + H2O
Contains hydronium ions H+
Acids
What would be the charge of an ion for an element in group 16?
-2
The name given to ions that are made up of more than one atom.
Polyatomic ion
PCl3
Phosphorus trichloride
2H2O → 2H2 + O2?
Decomposition
Balance Fe +O2 → Fe2O3
What is 4Fe +3O2 → 2Fe2O3?
Contains hydroxide ions OH-
Base
How many neutrons would an element have if it's atomic number was 9 and it's atomic mass was 19?
10
Covalent
FeCl3
Iron (III) chloride
CH4 + 2O2 → CO2 + 2H2O?
Combustion
Balance HNO3 + Mg(OH)2 → H2O + Mg(NO3)2
What is 2HNO3 + Mg(OH)2 → 2H2O + Mg(NO3)2?
When phenolphthalein is added this solution turns pink
Base