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Periodic Table
Metals, nonmetals, metalloids
Elements and Compounds
Chemical Formulas
Atoms
100
Total number of periods on the periodic table.
What is seven?
100
This has luster, is malleable, and a good conductor.
What is a metal?
100
A pure substance that cannot be separated into a simpler substance.
What is an element?
100
A shorthand notation using chemical symbols and numbers.
What is a chemical formula?
100
Smallest particle of an element.
What is an atom?
200
Total number of groups on the periodic table.
What is 18?
200
Poor conductor, good insulator, brittle.
What is a nonmetal?
200
Salt
What is a compound?
200
A small number to the right of the atomic symbol that tells how many atoms there are in the formula or compound.
What is a subscript?
200
Protons, electrons, neutrons.
What are subatomic particles?
300
Most reactive group on the periodic table.
What is Alkali metals or Group 1?
300
Used to make wires because of their ductility.
What is a metal?
300
A compound with Carbon.
What is an organic compound?
300
A number written before the atomic symbol in a chemical formula that tells how many molecules.
What is coefficient?
300
Number of protons plus neutrons.
What is Atomic mass?
400
A nonreactive group on the periodic table.
What are Noble gases?
400
Zigzag line on the periodic table whose property include semiconductor.
What is a metalloid?
400
The number of total elements on the table?
What is 118?
400
Total amount of atoms in 3(CO2)5.
What is 45?
400
Atomic mass minus atomic number
What is neutron?
500
The increase of valence electrons increases the attraction to the nucleus making the shell closer to the nucleus and less spread out.
What is the reason for decreasing atomic size from left to right?
500
Halogens belong to this group.
What is a nonmetal?
500
C6H12O6
What is glucose?
500
Total number of elements in: NaCSiSOClKP
What is 8?
500
Identifying the amount of these on the atom will reveal the identity of the element.
What is a proton?