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September 15, 2020
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Science H.W. timeline 1
Created by
kback19
⟶ Updated 30 Oct 2018 ⟶
List of edits
Timelines by
kback19
:
3 months ago
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13
wrapping my head around some things 1
a slightly inaccurate visual jumble
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Events
Plutonium (94) discovered
Lise Meitner develops model for nuclear fisson
Antoine Lavoisier executed by guillotine
Discovery of cesium (55) announced by Robert Bunsen
The effects of LSD discovered by Albert Hofmann
Discovery of Dubnium (105) announced
Discovery of Bromine (35) announced
Xenon (54) discovered
Preliminary announcement of discovery of argon (18)
Joseph Priestly isolates Oxygen (8)
X-rays discovered by Wihelm Rontgen
Discovery of curium (96) announced on “Quiz Kids” radio show
Birth of Henry Cavendish, discoverer of inflammable air (hydrogen)
Birth of James Chadwick, discoverer of the Neutron
Californium (98) discovered
Dow Chemical extracts Magnesium (12) from seawater
Radioactivity discovered in Uranium salts
Radiocarbon dating developed
Discovery of Neptunium (93) announced
Isolation of Vanadium (23) metal announced
Discovery of Seaborgium (106) announced
Daniel Rutherford announces his discovery of Nitrogen (7)
