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Atoms
Elements
Chemical Equations
Periodic Table
Review
100
The smallest particles that makes up all matter.
Atoms
100
What is made up of only one type of atom?
An element
100
A number written below and to the right of a chemical symbol that shows the number of a specific type of atom present.
Subscript
100
The number of protons is determined by the
Atomic number
100
The basic unit of mass
Gram
200
The uncharged particles in an atom.
Neutrons
200
These are found on the periodic table.
Elements
200
What is located to the right of the yield sign?
Products
200
C is the ________ for Carbon.
Symbol
200
What is a nonrenewable resource?
A resource that cannot be replenished once its gone.
300
The positively charge particles in the nucleus of an atom.
Protons
300
Give two examples of elements that form the largest portion of the Earth’s crust, living matter, the oceans, and the atmosphere.
silicon, aluminum, iron, sodium, calcium, potassium, magnesium, hydrogen, oxygen, nitrogen, and carbon
300
How many carbon elements are in the chemical formula CH4?
1
300
The number of electrons is equal to the number of
Protons
300
A lava lamp is an example of what kind of heat transfer?
Convection
400
The negatively charged particle that orbits the nucleus.
Electrons
400
1.) NaCl 2.) CO2 3.) O 4.) CH4 Which is an element?
O
400
2Al and 3CuSO4 in the following chemical reaction: 2 Al(s) + 3 CuSO4(aq) → Al2(SO4)3(aq) + 3 Cu(s)
The reactants
400
What is the symbol for Silicon.
Si
400
When water evaporates and condenses this is formed.
Clouds
500
The two particles located in the nucleus of an atom.
Protons and Neutrons
500
What is the most common element that makes up the Earth's atmosphere?
Nitrogen
500
These 5 things are good clues and indicators that a chemical reaction has occurred. (Name at least 3)
Temperature change, odor, light, gas formation, and color.
500
Name the elements in the compound formula for baking soda. NaHCO3
Sodium Hydrogen Carbon Oxygen
500
When too much heat becomes trapped in the Earth's atmosphere it causes
Global warming