Quantum Test

Question 1

for emission the change in energy =

Answer 1

initial energy - final energy

Question 2

large change in energy = _____ frequency and _______ wavelength

Answer 2

high frequency

short wavelength

Question 3

small change in energy = ______ frequency and ______ wavelength

Answer 3

low frequency

high wavelength

Question 4

in the balmer series n final =

Answer 4

2

Question 5

balmer series color emitted when n initial=6

Answer 5

purple

Question 6

balmer series color emitted when n initial =5

Answer 6

blue

Question 7

balmer series color emitted when n initial =4

Answer 7

green

Question 8

balmer series color emitted when n initial =3

Answer 8

red

Question 9

principle quantum #

Answer 9

n

Question 10

n determines

Answer 10

binding energy/shell

Question 11

n =

Answer 11

1,2,3,…

Question 12

angular momentum

Answer 12

l

Question 13

l describes the

Answer 13

subshell/shape of the orbital

Question 14

l =

Answer 14

0,1,2,3, … n-1

Question 15

magnetic quantum #

Answer 15

mℓ

Question 16

mℓ determines

Answer 16

behavior in the magnetic field, the specific orbital and orientation

Question 17

mℓ =

Answer 17

-l, …. 0 … +l

Question 18

what orbital when l = 0

Answer 18

s orbital

Question 19

what orbital when l = 1

Answer 19

p orbital

Question 20

what orbital when l = 2

Answer 20

d orbital

Question 21

what orbital when l = 3

Answer 21

f orbital

Question 22

when mℓ = -1 or 1 it is

Answer 22

x or y

Question 23

when mℓ =0 it is

Answer 23

z

Question 24

physical interpretation of a wave function

Answer 24

the probabbility of a finding an electron in a defined region is proportional to the square of the wave function

Question 25

probability density =

Answer 25

[Ψnlm (r,θ,Φ)]^2 ▪probability/volume ▪likelihood of locating an electron in a given region of space

Question 26

bohrs radius

Answer 26

a sub 0 | 52.9 pm for 1s

Question 27

RPD

Answer 27

radial probability distribution

Question 28

r sub mp

Answer 28

distance from the nucleus (r) you will most likely find an electron at

Question 29

Ψnlm(r,θ,Φ)=

Answer 29

radial wave function x angular wave function

Question 30

E subn

Answer 30

binding energy

Question 31

radial node

Answer 31

▪where the radial wave function =0 | ▪means there is 0 possibility of measuring the particle at that value of r

Question 32

nodal plane

Answer 32

arise from angular nodes in the wave function

Question 33

of angular nodes =

Answer 33

l

Question 34

angular node

Answer 34

where the angukar wave function changes signs

Question 35

number of radial nodes

Answer 35

n-l-1

Question 36

total # of nodes =

Answer 36

n-1

Question 37

l=2 mℓ=0

Answer 37

dz^2

Question 38

radial wave function (R)

Answer 38

probability of finding an electron at some distance from the nucleus and its energy

Question 39

angular wave function (Y)

Answer 39

sets an orientation of the orbital in 3d space

Question 40

energy of the electron increases as the distance from the nucleus ______

Answer 40

increases

Question 41

shading depicts what?

Answer 41

different signs of the wave function

Question 42

magnetic spin

Answer 42

ms

Question 43

ms =

Answer 43

+ 1/2 (up) or -1/2 (down)

Question 44

ms describes

Answer 44

electron, not orbital

Question 45

Ψ(nl)mℓ(ms) describes

Answer 45

electron

Question 46

how many p orbitals

Answer 46

e

Question 47

how many d orbitals

Answer 47

5

Question 48

how many s orbitals

Answer 48

1

Question 49

how many quantum numbers define an electron

Answer 49

4

Question 50

pauli exclusion principle

Answer 50

▪no 2 electrons can be in the same orbital and have the same spin ▪no 2 electrons in the same atom can have the samr 4 quantum numbers

Question 51

as n increases the probability of finding an electron moves

Answer 51

farther away from the nucleus

Question 52

energy of an electron in the hydrogen atom is determined by

Answer 52

n

Question 53

energy of an electron in a mulrielectron system depends on

Answer 53

n and l

Question 54

max # of electrons that can occupy an energy level descrubed by n is

Answer 54

2n^2

Question 55

of f orbitals

Answer 55

7

Question 56

wavelength associated with a moving particle

Answer 56

debroglie wavelength

Question 57

degenerate orbitals

Answer 57

have the sams amount if energy

Question 58

electron configuration

Answer 58

the arrangement of electeons in the orbitals of an atom