Intro Class

Question 1

Example of shells

Answer 1

1,2,3,4…

Question 2

What is a shell?

Answer 2

electrons captured to regions of space with diff distances from nucleus

Question 3

energy of electron _____ as average distace from the nucleus increases

Answer 3

increases

Question 4

energy of electron increases as average distace from the nucleus ______

Answer 4

increases

Question 5

What is an orbital?

Answer 5

math. solutions to a complex equation that describes the distrubiton of electron density in space

Question 6

Examples of orbitals

Answer 6

s, p, d

Question 7

How many s orbitals per shell?

Answer 7

one

Question 8

How many p orbitals per shell?

Answer 8

three

Question 9

How many d orbitals per shell?

Answer 9

five

Question 10

Which orbitals does carbon mainly deal with?

Answer 10

s and p

Question 11

Describe Aufbau principle

Answer 11

orbitals fill from lowest to highest energy

Question 12

Describe Pauli exclusion principle

Answer 12

only two electrons per orbital and spins must be opposite

Question 13

Describe Hund’s Rule

Answer 13

add electrons in each orbital before going back and adding another one

Question 14

Dots represent

Answer 14

valence electrons

Question 15

Octet rule does not apply to

Answer 15

H or B

Question 16

Line represents

Answer 16

shared electron pairs

Question 17

most electronegative element

Answer 17

F-

Question 18

least electronegative element

Answer 18

Fr

Question 19

What is the formula for FC?

Answer 19

of valence - # of non bondage - .5 of # of bonding electrons

Question 20

What is Formal Charge (FC)?

Answer 20

sum of fcs must be equal to overall charge of molecule, all atoms need not be neutral in lewis structure

Question 21

What are FCs used for?

Answer 21

Used to keep track of e- in molecules