This number respresents the number of protons in an element?
What is the atomic number?
100
Elements like sodium that react easily with water.
What are alkali metals?
100
How readily atoms lose electrons.
What is ionization energy?
200
The total sum of the masses of all elements in a compound
What is molar mass?
200
Elements that have a shiny luster and easily conduct electricity.
What are metals?
200
The average of all of the atomic masses of the naturally occuring isotopes of an element.
What is the atomic mass?
200
Elements like xenon that do not easily react with other elements.
What are the noble gases?
200
Related to the space between diatomic particles, this increases as you work your way down the Periodic Table (top to bottom).
What is atomic radius?
300
The unit that molar mass is measured in.
What is grams per mole (g/mol)?
300
Elements that have both metallic and nonmetallic qualities.
What are metalloids?
300
Atoms that have more neutrons than then normally would have.
What is an isotope?
300
Elements like magnesium that are somewhat reactive with water, but not as much as elements like sodium. They can have a metallic like appearance, or appear more metallic.
What are the alkaline earth metals?
300
The scientist who arranged the Periodic Table by mass.
What is Mendeleev?
400
The conversion for figuring out number of particles in a substance.
What is moles of substance x avogadro's number?
400
A term for elements that exhibit qualities such as rocky appearance or being unable to conduct electricity.
What are nonmetals?
400
An atom that has a negative charge.
What is anion?
400
The element group that contain elements that can exist as solids, liquids, or gases.
What are the halogens?
400
Scientist responsible for the current arrangement of atoms on the Periodic Table.
Who is Moseley?
500
The conversion for figuring out the number of moles in a substance.
What is grams of substance divided by molar mass?
500
The highest energy level that electrons of radioactive atoms occupy.
What is f?
500
A common isotope of carbon used for dating archaeological finds.
What is carbon-14?
500
Elements that do not have full inner electron shells.
What are transition elements?
500
How readily atoms attract electrons when in a compound.