Related articles:
Caesium
Astatine
Radium
Rhenium
Rubidium
Uranium
Thorium
Bismuth
Alkali metal
Gallium
Thallium
Technetium
Electronegativity
Helium
Chemical element
Radon
Abundance of the chemical elements
Lead
Mercury (element)
Potassium
Key terms:
francium
atoms
element
decay
isotope
perey
caesium
stable
alkali metal
discovered
trapped
crust
chemical
synthesized
sample
melting point
stony brook
alpha decay
astatine
radium
quantum
amounts
francio
uranium
thorium
neutral
observed
discovery
gold target
decay energy
nuclear reaction
ions
rather than
naturally occurring
proposed the name
salts
electronegativity
chemical elements
actinium
point may have been
francium atoms
mev
marguerite perey
kev
radioactivity
allison
periodic
predicted
calculated
experimental
Search external links cited by footnotes on Wikipedia page Francium:
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