Atomic Knowledge
This is the smallest subatomic particle.
What is an electron?
How many millimeters are in 2.9 meters?
2,900 mm
The three subatomic particles.
What are protons, neutrons, and electrons?
Balance and name this type of reaction:
C2H5OH + O2 → CO2 + H2O
C2H5OH + 3 O2 → 2 CO2 + 3 H2O
What is the formula for AgNO3?
Silver Nitrate
Draw a Bhor model of Helium
Neon has 2 protons, 2 neutrons, and 2 e-.
It has 1 orbital.
How many grams is 4 moles of Helium (He)
16g
What is the location of the three subatomic particles?
P: Nucleus
N: Nucleus
e-:Outside Nucleus
What type of reaction is this:
BeCl2 + 2 AgNO3 → Be(NO3)2 + 2 AgCl
Double Replacement
What is the formula for Sodium Chloride?
NaCl
What is the periodic trend of electronegativity?
Going left to right on the periodic table?
Going down the periodic table?
Left to Right - Increases
Down - Decreases
What is the Molecular formula of Benzene if the mass is 78.108 g/mol and the empirical formula is CH
C6H6
The name of an atom that has the same number of protons but a different number of electrons?
Ions
What type of reaction is this and rewrite it balanced
CaCO3 → CaO + CO2
Decomposition
CaCO3 → CaO + CO2
Name this compound Fe2O3
Iron (III) Oxide
What are the 4 types of sublevels?
Bonus: (300)
How many total electrons can each hold?
s: 2
p: 6
d: 10
f: 14
How many grams of Helium are 1.505x1023 atoms?
1
Atoms of different elements have different numbers of these.
Protons
Balance this equation:
Na2O + FeCl3 → NaCl + Fe
3 Na2O + 2 FeCl3 → 6 NaCl + FeO3
Write the formula for Zinc Sulfide
ZnS
Who discovered the nucleus of an atom by shooting alpha particles at gold foil.
Rutherford
Bet Points
What is the average flight speed of an unladen swallow?
An atom with the same number of protons but a different number of neutrons.
What is an isotope?
Balance this equation: Calcium fluoride powder is made from the explosive combination of fluorine gas and metallic calcium.
F2 + Ca → CaF2
What is the formula for Manganese (VI) Oxide
MnO3