What are the principle quantum shells?
1
2
3
4
What are the sub shells in principle quantum shell 1?
S
What are the sub shells in principle quantum shell 2?
S
P
What are the sub shells in principle quantum shell 3?
S
P
D
What are the sub shells in principle quantum shell 4?
S
P
D
F
How many electrons can occupy sub shell S?
2
How many electrons can occupy sub shell D?
10
How many electrons can occupy sub shell P?
6
How many orbitals does sub shell S contain?
1
How many orbitals does sub shell P contain?
3
How many orbitals does sub shell D contain?
5
How many orbitals does sub shell F contain?
7
What is the maximum number of electrons an orbital can hold?
2
What is an orbital?
Region of space where there is a high probability of finding an electron
What is ’spin pairing’?
Paired electrons in an orbital have opposite spins to reduce repulsion
What is the rule for the order of electrons filling atomic orbitals?
Electrons fill the lowest energy orbital available, one at a time
What is an s block element?
An element in which the last electron added to its electron configuration enters an s orbital
How do we classify elements as s,p,d block elements?
According to where their last electron goes
What is the shape of an s orbital?
Spherical
What is the shape of a p orbital?
Dumbbell
