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Pot Luck
Periodic Table
Metals, Metalloids, and Nonmetals
Numbers
Atomic Theory
100
This is the smallest part of an element.
What is an atom?
100
This is what we call rows on the periodic table.
periods
100
These are shiny and malleable.
Metals
100
The sum of protons and neutrons in the nucleus of an atom.
What is mass number?
100
This person came up with particles being indivisible and named it "ATOMOS"
Democritus
200
Neutrons are located here.
nucleus
200
The columns on the periodic table are this.
group/family
200
This are found on the right side of the zig-zag line
nonmetals
200
The number of protons in an atom of a certain element.
What is atomic number?
200
He used the cathode-ray tube to find electrons
Thomson
300
Electrons are located here.
outside nucleus, electron cloud
300
What is the family name for group 18
noble gases
300
These are what we group the elements along the staircase of the periodic table.
metalloids
300
The atomic number of Oxygen.
What is 8?
300
He used the gold foil experiment to find the positive nucleus.
Rutherford
400
The family name for group 1 is
alkali metals
400
The groups are distinguished from each other by this.
valence electrons
400
All metals are solid at room temperature except for this one.
Hg/Mercury
400
The atomic mass of Potassium (K).
What is 39.098?
400
Chadwick discovered these
neutrons
500
Which element is period 6, group 15
Bi/Bismith
500
Periods are separated by this.
Amount of shells an element has
500
What is the only nonmetal liquid?
Br/Bromine
500
There are ___ neutrons in carbon-14
8
500
Schrodinger and Heisenberg came up with this theory.
Quantum Theory/Electron Cloud