Elements
Matter
The Atom
Periodic Table
Misc
100
Li
What is Lithium
100
These particles expand to fill a container, move at high speeds, and are far apart.
What are gas particles?
100
Has a negative attitude!
What is an electron?
100
number of protons
What is atomic number?
100
ions with a negative charge
What are anions?
200
Na
What is Sodium
200
what happens when ice melts
What is a phase change?
200
This particle is always positive!
What is a proton?
200
number of protons and neutrons
What is mass number?
200
Another name for a homogenous mixture
What is a solution?
300
P
What is Phosphorus
300
the simplest pure substance
What is an element?
300
Particles inside of the nucleus
What is neutron and proton?
300
most reactive nonmetals
What is halogens?
300
the process of mixing by particle motion
What is diffusion?
400
S
What is Sulfur
400
mixtures containing large clumps of distinctly different kinds of matter
What are heterogenous mixtures?
400
the electrons in the outermost energy level
What are valence electrons?
400
a row on the table
What is a period?
400
Ex. 1s2 2s2 2p6
What is electron configuration?
500
V
What is Vanadium
500
the resistance of liquids to flow
What is viscosity?
500
elements emit a certain color when heated
What is the atomic emissions spectrum?
500
the group of sodium and potassium
What is alkali metals?
500
the change of state from a solid directly to a gas
What is sublimation?
M
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