Who's Who
It's In the Numbers
What's In a Name
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Picture This
100

Which is not a molecule:   H20   SO2   Co   NH4

What is Co

100
This number is responsible for identifying an element and is also equal to the number of protons.
What is the atomic number.
100
The name of this element with the symbol "C"
What is Carbon
100
This family on the periodic table is completely non-reactive and is located in the column on the far right.
What is the noble gases
100

This diagram is used to show the 2 dimensional structure of an atom with its sub-particles

What is a Bohr model

200

Which is a formula that contains one atom of Carbon, 2 Nitrogen, and 2 atoms of Oxygen:  

CoNO2     C0N2O2    CNi202    CN2O2

What is CN202?  

200
The number of protons plus the number of neutrons constitutes this measurement.
What is the atomic mass.
200

The name of the following compound NaCl

What is sodium chloride

200
This family on the periodic table shares characteristics of both metals and non-metals and is located in groups 13-17.
What is the metalloids
200
This diagram is used to show what energy level ALL the electrons in an atom are located on.
What is a Bohr diagram
300

This is the center of the atom

What is the nucleus

300
The number of neutrons is sodium, which has an atomic number of 11 and an atomic mass of 23.
What is 12
300

How many atoms in CF4

What is 5  (1 C and 4 F)

300

This is the largest family on the periodic table.

What is the transition metals.

300
This is where the valence electrons are located on the Bohr diagram of an element.
What is the outermost energy level
400

This is one of two naturally occurring liquids

Bromine or Mercury 

400
The energy level of sodium's valence electrons if it is located in the first group on the periodic table and the third period.
What is the third energy level.
400
This is the formula for the following compound Iron(II) Sulfide
What is Fe2S
400
These two families are located at the very bottom of the periodic table in a row instead of a column.
What is the lanthanides and actinides
400
This symbol is used to represent a covalent bond between two elements and represents the sharing of one electrons from each atom.
What is a line.
500
This scientist is credited with organizing the first periodic table of elements.
Who is Dimitri Mendeleev.
500
This is the number of electrons that can be held in the third energy level.
What is 18.
500
This is the name for the following compound: Al(PO4)
What is Aluminum Phosphate
500
This family is located in the first group on the periodic table and is the most reactive of the metals.
What is the alkali metals.
500

This molecule contains 2 atoms of sodium, 1 atoms of chlorine and 4 atoms of oxygen and it is called sodium perchlorate.  Write out the formula. 

NaClO4

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