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The nucleus of an atom is made of ...
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
The current model of the atom
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
About how many elements are on the periodic table?
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
The formula mass of a compound is...
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
Thomson's atomic model was called the______________ model
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
Elements have a wide range of....
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
The columns (up and down) on the periodic table are called...
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
Electrons have a _____________________ charge
100-125
plum pudding
families or groups
negative
the total atomic mass
properties
electron cloud model
protons and neutrons
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