Lecture 11/5/2024

Question 1

As n—> n=1, what name is it?

Answer 1

lyman

Question 2

As n—> n=2, what name is it?

Answer 2

Balmer

Question 3

As n—> n=3, what name is it?

Answer 3

Paschen

Question 4

Closer to the nucleus, orbital energy is more ______

Answer 4

negative

Question 5

When electrons go from n=2 to n=3 they ______ energy

Answer 5

absorb

Question 6

When electrons go from n=3 to n=2 they ________ energy

Answer 6

release

Question 7

T or F: as an electron is brought closer to the nucleus, energy is released from the system

Answer 7

True

Question 8

What is the Heisenberg uncertainty principle

Answer 8

delta X (delta mu) >/= h/ 4 pie

Question 9

What variable shows uncertainty in position?

Answer 9

delta X

Question 10

What variable shows uncertainty in momentum?

Answer 10

delta mu

Question 11

T or F: the more precisely we know the position, the less precisely we know the momentum

Answer 11

True

Question 12

T or F: we can localize a wave by making a wave a particle

Answer 12

True

Question 13

When two waves join, what type of indifference can they make?

Answer 13

constructive and deconstructive

Question 14

With what type of wave is there
1. no difference in wavelength
2. uncertainty in wavelength is 0
3. uncertainty in p=0

Answer 14

monochromatic wave

Question 14

T or F: The more number of waves the easier to find the exact location of particles

Answer 14

True

Question 15

With what type of wave is there
1. uncertainty in wavelength = infinite
2.uncertainty in p(delta p)= infinite
3. uncertainty in x(delta x)= 0

Answer 15

superposition of infinite number of waves

Question 16

T or F: e- are not waves

Answer 16

FALSE

Question 17

T or F: energies of electronic orbitals are not quantized

Answer 17

FALSE

Question 18

T or F: electronic orbital can be described as a standing wave

Answer 18

True

Question 19

T or F: quantum mechanics must be a whole number of half waves

Answer 19

True

Question 20

T or F: Wavefunction is not similar to standing waves

Answer 20

FALSE

Question 21

What is the schrodinger equation?

Answer 21

H(weird Y)= E (weird Y)

Question 22

What is the variable for wave function?

Answer 22

weird Y

Question 23

What does weird Y^2 represent?

Answer 23

the probability of finding an electron in specific point an electron being a wavefunction will always being moving

Question 24

a ______ us a shape/ space where you can find an electron at maximum probability

Answer 24

orbital

Question 25

Orbitals have different
1.
2.
3.

Answer 25

sizes
shapes
orientations

Question 26

T or F: you can’t find electrons in nodes

Answer 26

True

Question 27

How many nodes are in a 2s orbital?

Answer 27

one

Question 28

T or F: increasing n means smaller orbital

Answer 28

FALSE

Question 29

T or F: increasing n means e- spends time further away from the nucleus

Answer 29

True

Question 30

T or F: cursive l determines the shape of the atomic orbital

Answer 30

true

Question 31

T or F: cursive l does not determine subshell

Answer 31

FALSE

Question 32

T or F: cursive l can have values of 0 to n-1

Answer 32

TRUE

Question 33

What letter is it when p= 0

Answer 33

s

Question 34

What letter is it when p=1

Answer 34

p

Question 35

What letter is it when p=2

Answer 35

d

Question 36

What letter is it when p=3

Answer 36

f

Question 37

m(cursive)l us related to the ______ of the orbital

Answer 37

orientation

Question 38

m(cursive)l has values between -l to __

Answer 38

l