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Subatomic Particles
The Periodic Table
Atomic Structure
The Mole
Formula Weight
100
Where protons are located in an atom
What is the nucleus?
100
The name of the elements in group 18
What are noble gases?
100
The name of the electrons in the outer most shell?
What are valence electrons?
100
The molar mass of an element is the same as the ________________ of an element
What is average atomic mass?
100
The number of atoms in CaCl2
What is 3?
200
subatomic particles with a negative charge
What are electrons?
200
The number of protons plus the number of neutrons
What is atomic mass or mass number?
200
This model of the atoms shows all subatomic particles.
What is the Bohr model?
200
the number of atoms in a mole
What is 6.02 X 10-23?
200
The formula weight of OH
What is 17?
300
The charge of neutrons
What is zero?
300
The number of valence electrons in group 1
What is 1?
300
This model of an atom shows only the valence electrons.
What is Lewis Dot Structure?
300
The mole is a constant called_______________ (name after the person who defined it)
What is Avogadro's number?
300
The units for formula weight.
What is grams/mol
400
The mass of a proton is this many times larger than an electron.
What is 1800?
400
Atoms in the same __________ have similar properties.
What is group?
400
The number of electrons the second energy level can hold.
What is 8?
400
The number of atoms in 0.5 moles
What is 3.01 X 10-23?
400
The formula weight of PO4
What is 95 g/mol
500
These 2 subatomic particles are equal in number in a given atom.
What is protons and electrons?
500
Horizontal rows in the periodic table are called
What are periods?
500
Draw the Lewis Dot Structure of Aluminum
Al with 3 dots.
500
The number of moles in 42 grams of nitrogen.
What is 3?
500
The formula weight of H2SO4
What is 98 g/mol?