Element, Compound or Mixture
Periodic Table
Ionic/Covalent Bonds
Chemical Formulas
Parts of Atoms
100
Salt water
mixture
100
What is the name of the Columns?
families/groups
100
What bond is the result of opposite charges (+ and -) attracting
ionic bonds
100
What is the symbol for carbon?
What is C
100
What is the center of an atom called?
nucleus
200
Gold
element
200
What is the name of the rows?
periods
200
What type of bond has a low melting point
covalent (molecular)
200
What is the chemical formula for water?
What is H O 2
200
What parts of the atom are in the nucleus?
protons and neutrons
300
Milk
mixture
300
What has an atomic mass that rounds to 16?
oxygen
300
Which electrons are involved in bonding
valence electrons
300
What does the 2 in H O mean? 2
There are 2 atoms of Hydrogen
300
What part of the atom is on the outside?
electrons
400
Water
compound
400
Which family is called the noble gasses? and why?
family 8 (18) because it is stable
400
What type of bond shares electrons
covalent bond
400
What is CO 2
Carbon Dioxide
400
What part of the atom is negative?
Electrons
500
Salt
compound
500
which group has 4 valence electrons
group 4 (14)
500
What type of bond conducts electricity in water
ionic bond
500
What is the small number called in a formula?
a subscript
500
Atoms are smaller/bigger/same size as cells
smaller
M
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