When did Democritus formulate his atomic theory?
460 B.C.
What year was Dalton born in?
1766
What discovery is J.J. Thomson most famous for?
The discovery of the electron.
What part of the atom did Sir James Chadwick discover?
Neutron
When was Dmitri Mendeleev born?
1834
Democritus' states that ______ are indestructible and indivisible.
Atoms
Where was he from?
England
Who is considered the father of modern chemistry, promoted the Chemical Revolution, named oxygen and helped systematize chemical nomenclature?
Antoine-Laurent Lavoisier
Who calculated the mass of an electron?
Robert Millikan
Where was Dmitri Mendeleev born?
Russia (Siberia)
Aristotle said that ______ could not exist.
Empty Space
What is one of the main points of Dalton's Atomic Theory?
Elements are made of extremely small particles called atoms. Atoms of a given element are identical in size, mass, and other properties; atoms of different elements differ in size, mass, and other properties. Atoms cannot be subdivided, created, or destroyed. Atoms of different elements combine in simple whole-number ratios to form chemical compounds. In chemical reactions, atoms are combined, separated, or rearranged.
What was the name of J.J. Thomson’s diagram of the atom?
The Plum Pudding diagram
Who proposed the nuclear atomic model, replacing J.J. Thomson's plum pudding model?
Ernest Rutherford
Dmitri Mendeleev is best known for creating what?
The Periodic Table of Elements
Why are Aristotle and Democritus's theories not considered science?
They did not back them up with experiments
John Dalton proposed which law we just studied in chapter 3?
The Law of Multiple Proportions
Antoine-Laurent Lavoisier established what law we studied in chapter 3?
The Law of Conservation of Mass
What two rays did Ernest Rutherford discover?
Alpha and Beta
Name a college that Mr. Stoker has attended.
WSU, CBC, U of I, and Norwich
Why did Aristotle's ideas gain greater acceptance than Democritus'?
He was more popular
What disability did he have?
Color Blindness
Who is commonly referred to as the “Father of Chemistry?"
Robert Boyle
What did the Geiger-Marsden Experiment (Gold Foil Experiment) show?
It showed that the an atom had a nucleus.
What was the score of the last Seahawks game?
30-29