Atomic Theory
Elements
Periodic Table
100
who wrote his own atomic theory in 1803
What is John Dalton
100
The three basic catagories of elements are
What is metalloids, metals, and non-metals
100
What scientist discovered the periodic table
What is Dimitri Mendeleev
200
what where the experiments that proved john dalton wrong
What is Thomson Cathode-Ray tube experiment
200
Elements in the first row below the rest of the periodic table are known as
What is Lanthanides
200
an atom in group 16 has how many valance electrons
What is 6
300
How many valance electrons are in helium
What is 18
300
The purpose of the zig zag line is to
What is seperate the metals from the non-metals
300
what are valance electrons
What is outer electron shells
400
Most of the volume of an atom is occupied by
What is the nucleus
400
The maximum number of shells an element can have is
What is 8
400
How many groups are in the periodic table
What is 18
500
an atom consists of 11 electrons, 12 neutrons and a number of protons which info will be most helpful in finding the atoms charge
What is mass number
500
Where are the electrons found in an atom
What is Orbiting the nucleus
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