4.3 Distinguishing Among Atoms Flashcards
0
Q
The total number of protons and neutrons in an atom
A
Mass number
1
Q
The number of protons in the nucleus of an atom of that element
A
Atomic number
2
Q
Are Adams I have the same number of protons but different numbers of neutrons
A
Isotopes
3
Q
One 12th of the mass of a Carbon 12 atom
A
Atomic mass unit
4
Q
The weighted average mass of the atoms in the naturally occurring sample of the element
A
Atomic mass
5
Q
And arrangement of elements in which the elements are separated into groups based on a set of repeating properties
A
Periodic table
6
Q
Is each horizontal row of the periodic table
A
Period
7
Q
Each vertical column of the periodic table
A
Group
