Chapter 1-EL3

Question 1

What is the principle quantum number for the first 4 shells?

Answer 1

n=1, n=2, n=3, n=4

Question 2

What happens as the number of n gets higher?

Answer 2

The further the shell is from the nucleus and the higher the energy associated with the shell

Question 3

What are the 4 sub-shells?

Answer 3

s, p, d and f

Question 4

How many electrons can s sub-shell hold?

Answer 4

2

Question 5

How many electrons can p sub-shell hold?

Answer 5

6

Question 6

How many electrons can d sub-shell hold?

Answer 6

10

Question 7

How many electrons can f sub-shell hold?

Answer 7

14

Question 8

Which sub shells are filled in n=1?

Answer 8

One s sub-shell

Question 9

Which sub shells are filled in n=2?

Answer 9

One s sub-shell and one p sub-shell

Question 10

Which sub shells are filled in n=3?

Answer 10

One s sub-shell and one p sub-shell and one d sub-shell

Question 11

Which sub shells are filled in n=4?

Answer 11

One s sub-shell and one p sub-shell and one d sub-shell and one f sub-shell

Question 12

Which sub-shells overlap?

Answer 12

4s and 3d

Question 13

Name the first 10 sub-shells in order of they are filled

Answer 13

1s 2s 2p 3s 3p 4s 3d 4p 4d 4f

Question 14

How many electrons can one orbital hold?

Answer 14

2

Question 15

How many and which orbitals does a s sub-shell hold?

Answer 15

one s-orbital

Question 16

How many and which orbitals does a p sub-shell hold?

Answer 16

three p-orbitals

Question 17

How many and which orbitals does a d sub-shell hold?

Answer 17

five d-orbitals

Question 18

How many and which orbitals does a f sub-shell hold?

Answer 18

seven f-orbitals

Question 19

What shape is a s- and p-orbital?

Answer 19

s=sphere
p=fiqure of 8

Question 20

What are the 4 things no two electrons in an atom can have the same?

Answer 20

shell, sub-shell, orbital and spin