Chemistry Test #1 Flashcards
1
Q
Number of electrons on each energy shell
A
K 2 L8 M8 or 18 N32 O32 P8 or 18 Q2
2
Q
Metalloids
A
Elements with metal and non metal characteristics
3
Q
Quarks
A
Elementary particles- cannot be broken down further
4
Q
What is the heaviest part of the atom
A
Nucleus
5
Q
What quarks are in protons and their value
A
Up +2/3
Down -1/3
Charm +2/3
6
Q
What quarks are in neutrons and their values
A
Strange -1/3
Top +2/3
Bottom -1/3
7
Q
Subatomic particles
A
Protons
Neutrons
Electrons
8
Q
AMU and what does it measure
A
Atomic Mass Unit and particles in atom
9
Q
Isotope
A
Same element but has different number of neutrons and atomic number
10
Q
What does the electron configuration determine
A
- Tells number of energy shells
- Number of electrons on each shell
- Add numbers together to get the atomic number
- Shows the balance electron
11
Q
Names of energy shells in order
A
K L M N O P Q
