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WorksheetsPeriodic Table
Total questions: 15
Worksheet time: 8mins
This is what is in charge of an element
Proton
Neutron
Valence Electron
Atom
The number of Valence Electrons that need to be added up to is:
2
8
10
Same number as Atoms
This is the largest category on the Periodic table
Metals
Non-Metals
Metalloids
Irons
This is the smallest category on the periodic table.
Metals
Non-Metals
Metalloids
Irons
Who is the Dude who discovered the periodic table before everyone else.
Dmitri Mendeleev
Albert Enstin
Charles Darwin
Mr. Stevens
These are organized by atomic number, read left to right, and do NOT share common chemical Properties.
Periods
Groups
Metals
Non-Metals
These are organized valence electrons, read up and down, and DO share common chemical Properties.
Periods
Groups
Metals
Non-Metals
Families is another name for this category
Periods
Groups
Metals
Non-metals
Atoms want to have a FULL shell, in order for this to happen, they need to have
Same number of neutrons as protons
Same number of electrons as the atomic mass
Same number of protons as the Atomic mass
8 valence electrons on the outer shell
Valence electrons are powerhouses that always take the most amount of electrons when they chemically combine.
True
False
2n2 is the formula to calculate what?
Atomic mass
Number of electrons on the shell
Number of Neutrons needed
Total number of electrons in the atom
H20 is two hydrogen atoms and one Oxygen atom. If Oxygen has 6 valence electrons, how many dose Hydrogen have?
1
2
6
8
What does the number 2 represent in this photo?
Number of Valence Electrons
Atomic Mass
Number of Neutrons
Number of Protons
What category on the periodic table is "iffy" or still argued by many scientist.
Metals
Non-Metals
Metalloids
Irons
What compound formula is on the glass window by the eye washing station in the classroom?
H20
HeHeHe
NaCl
PkTa
