History
More History
Moles, Grams and Particles
Conversions
Nomenclature
100
Bombarded Gold foil with alpha particles.
What was Rutherford's experiment?
100
Believed all matter was composed of 4 elements.
Who is Aristotle?
100
The molecular weight of H3PO4
What is 98.0 g?
100
250 degrees Celsius = _________ Kelvins
What is 523 Kelvins?
100
P4S5
What is the formula for Tetraphosphorus pentasulfide?
200
The concept of the "no-cut" atomos was developed from his ideas.
Who is Democritus?
200
Francis Aston
Who discovered Isotopes?
200
The number of moles in 98.3 grams of Aluminum Hydroxide.
What is 1.26 moles?
200
______g = 8.00x10x5 mg
What is 0.800g?
200
dinitrogen trioxide
What is the chemical name for N2O3?
300
Dmitri Medeleev
Who is given credit for the modern day periodic table?
300
James Chadwick
Who discovered the Neutron?
300
The number of atoms in 25.0 grams of NH3
What is 3.50x10x24 total atoms?
300
______mm = 294.5pm
What is 2.945x10x-7mm?
300
CuOH
What is the formula for Copper (I) Hydroxide, also known as Cuprous Hydroxide?
400
Discovered the electron.
Who is Thomson?
400
Discovered the charge of an Electron.
Who is Robert Millikan?
400
The number of the molecules in 23 moles of Oxygen
What is 1.4x 10x25 molecules?
400
________nm = 17.43 Tm
What is 1.743x10x22 nm?
400
Potassium Nitride
What is the chemical name for K3N?
500
He's called the grandfather of modern chemistry.
Who is Geber? (Jabir ibn Hayyan)
500
Dalton's 4th law
What is the Law of Definite Proportions?
500
The number of grams in 8.2 x 10x22 molecules of N2I6
What is 1.1 X 10X2 grams?
500
________m/s = 60.0 miles/hour
What is 26.8 meters per second?
500
MgCrO4
What is the formula for Magnesium Chromate?
M
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