Atomic Structure

Question 1

Atom

Answer 1

the smallest unit of an element that still maintains the properties of the element

Question 2

Ion

Answer 2

if you change the number of electrons, you get an ion , which is an atom of an element with a charge

Question 3

Isotope

Answer 3

if the number of neutrons changes you get an isotope, which is an atom of an element with a different number of neutrons

Question 4

Average atomic mass

Answer 4

includes the ass and abundance of all isotopes of an element {( massX1)Abundance) +(MassX2)(abundance) so on, X being the isotope} over 100

Question 5

Electron configuration

Answer 5

the arrangement of electrons in an atom 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2

Question 6

Ground state

Answer 6

the arrangement that puts electrons in the lowest possible energy state (closest to the nucleus)