Atoms
Molecules and Compounds
Changes in states of Matter
Periodic Table
Chemistry
100
Has one proton and one electron
What is Hydrogen?
100
H20
What is water?
100
gas changing to a liquid
What is condensation?
100
the letters in the middle of a block on the periodic table
What is chemical symbol?
100
a chemical reaction between iron and oxygen
What is rust?
200
Has an atomic number of 6, and is found in all living matter.
What is Carbon?
200
CO2
What is Carbon Dioxide?
200
Liquid changing to a gas
What is evaporation?
200
proton+neutrons
What is the atomic mass?
200
the element found in bananas
What is potassium
300
The only element that is a liquid at room temperature.
What is Mercury?
300
NaCl
What is salt?
300
Liquid changing to a solid
What is freezing?
300
the number of proton or the number of electrons
What is atomic number?
300
a match being lit
What is chemical change?
400
The most common atom with 8 protons, 8 electrons and 8 neutrons.
What is Oxygen?
400
CO
What is Carbon Monoxide?
400
solid changing to a liquid.
What is melting?
400
The rows on the periodic table.
What are the periods?
400
it can be broken apart using physical means.
What is a mixture?
500
The 5 parts of an atom.
What is the nucleus, protons, neutrons, electrons and the electron shells?
500
Is made of 2 or more atoms combined chemically to form a new substance.
What is a molecule?
500
Solid changing to a gas
What is sublimation?
500
The columns on the periodic table
What are the groups or families
500
invented and organized the periodic table
Who is Dimitri Mendeleev ?
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