Emma, Rachel, Catherine, Mabel POINTS

This prize was awarded jointly to recognize their work in the synthesis of new radioactive elements.

16 POINTS

Studied electrical discharges in gases
Discovered gases had charge
Lead to new atomic models
Studied physics in addition to chemistry
Was able to isolated element Thallium
Invented radiometer for kinetic theory of gases

Emma, Rachel, Catherine, Mabel POINTS

Irene and Frederic Joliot-Curie were the daughter and son-in-law of Marie and Pierre Curie. They made great advances in the study of radioactivity. Frederic met Irene while working as Marie Curie’s lab assistant. They signed all their work jointly, a partnership hinted at by their hyphenated last name.

15 POINTS

English scientist and teacher
Studied behaviour of gases
Created idea of Atomic Weight
Discovered all atoms of one element are identical
Atomic model did not include electrical nature

+5 ELECTRON POINTS

Group 17: Halogens

+4 ELECTRON POINTS

Group 17: Halogens

+3 ELECTRON POINTS

Group 17: Halogens

+2 ELECTRON POINTS

Group 17: Halogens

+1 ELECTRON POINTS

Group 17: Halogens