Show:
Atoms
Electrons
Discoveries
Creators/inventors
Gasses
100
theorized atoms and created the Atomic theory
who is John Dolton
100
discovered positive electrons
who is Rotherford
100
founder of uranium
Who is Bakquarel?
100
creator of first plastic
who is Hyyat?
100
discovered gasses but did not know what it was. Collected gasses in tubes.
Who is Priesstly?
200
dealt with how atoms connected woth one another. (some things go together and others dont)
who is Kekule
200
founder of the electron
who is Joseph Tomson
200
put electricity into things which led to solar pannels and rechargable batteries.
Who is Davey?
200
Built first spectroscope which could see the spectrum of specimins. Also discovered the presence of sodium in the sun.
who is Bonsun and Kirchhoff
200
Discovered oygen and other things (identified priestly's invention)
Who is Lavacie
300
studied how electrons connect to each other and said that atoms connect to their outer electrons
who is Lewis?
300
Discovered how to make artificial things
Who is Wholer?
300
Created Bakelite(plastic)
who is Baekeland?
300
first to suggest that air might consist 2 different fasses instead of being an element.
Who is DaVinci?
400
created p[eriodic table of elements
who is Mendeleev?
500
discovered that things are made of molecules and that you can put things together.
who is Gay-Lussac and Avagadro?