unit 4 - atomic structure vocab

A subatomic particle that has no charge and is found in the nucleolus of an atom

• nucleous

• electron

• proton

• neutron

a subatomic particle that has a negitive chsrge

• nucleous

• electron

• proton

• neutron

located at the center of an atom and contains most of the atoms mass (protons and neutrons)

• nucleous

• electron

• proton

• neutron

subtomic particle that has a positive charge

• nucleous

• electron

• proton

• neutron

unit of mass that describes the mass of an atom or molechule, it is exactly 1/12 the mass of a carbon atom with mass #12

• atomic #

• mass #

• atomic mass unit (amu)

• orbital

#of protons in the nucleous of an atom

• atomic #

• mass #

• atomic mass unit (amu)

• orbital

the sum of the # of neutrons and protons in an atomic nucleous

• atomic #

• mass #

• atomic mass unit (amu)

• orbital

a region of space around the nucleolus where an electron is likely to be found

• atomic #

• mass #

• atomic mass unit (amu)

• orbital

protons and neutrons are found in the atoms nucleous. e;ectrons move in the sapce around the nucleous: the exact loco of an electron cannot be determined

• valence electron

• atomic theory

• neural atom

• modern atomic theory

Tags

NGSS.MS-PS1-1

theory that states all matter in made up of atoms, atoms from the same elements are alike, atoms from different elements are difernt, 2 or more atoms make compound

• valence electron

• atomic theory

• neural atom

• modern atomic theory

Tags

NGSS.MS-PS1-1