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Match it!
Match it! Select the correct answer from the pull down...Good luck!
The current model of the atom
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
Bohr's atomic theory and model stated that electrons circled the nucleus in patterns called...
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
The columns (up and down) on the periodic table are called...
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
Compounds are
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
About how many elements are on the periodic table?
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
Rutherford found that the atom was mostly
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
An atom with 10 protons, 10 electrons and 15 neutrons would have an atomic mass of
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
Which scientist believed that atoms of the same elment are exactly alike?
two elements joined together
Dalton
empty space
energy levels or shells
100-125
electron cloud model
20
families or groups
Check it!