Science
0.0(0)
Studied by 1 person
Learn
Practice Test
Spaced Repetition
Match
FlashcardsCard Sorting
1/24
Earn XP
Description and Tags
Study Analytics
Name | Mastery | Learn | Test | Matching | Spaced |
|---|
No study sessions yet.
25 Terms
1
New cards
atoms
all matter is composed of atoms
2
New cards
3 subatomic particles
Protons Neutrons Electrons
3
New cards
What are the rings on a bohr model
energy levels
4
New cards
Nucleus houses
protons and neutrons
5
New cards
How to find the mass
protons plus neutrons
6
New cards
how to find neutrons
mass minus protons
7
New cards
Isotope symbol
mass on top left element in the middle atomic number on the bottom left
8
New cards
charge
protons minus electrons
9
New cards
atomic number
number of protons and number of element on the table
10
New cards
charge of a proton
\+1
11
New cards
charge of neutron
0
12
New cards
charge of electron
\-1
13
New cards
A equals
mass number
14
New cards
Z equals
atomic number
15
New cards
energy level 1
max 2 electrons
16
New cards
energy level 2
max 8 electrons
17
New cards
energy level 3
max 8 or 18 electrons
18
New cards
energy level 4
max 8 or 32 electrons
19
New cards
energy level 5
max 8 or 32 electrons
20
New cards
energy level 6
max 8 or 18 electrons
21
New cards
energy level 7
max 8 electrons
22
New cards
valence electrons
electrons in the highest energy level
23
New cards
Number before A
Number of valence electrons
24
New cards
however many rows down on table
period number
25
New cards
period number
number of energy levels