Lecture 7: Atomic Spectra & the Bohr Model Flashcards

1
Q

Blackbody Radiation

A

Matter emits light only in
quantized amounts (E=hν)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Photoelectric effect

A

Light itself is quantized – it exists in ‘wave packets’ called photons E=hv = hc/λ

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Spectrum

A

a set of wavelengths(λ)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Continuous spectrum

A

all wavelengths are present (in the given range)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

balmer series

A

Visible lines in the H atom spectrum are called the

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Bohr proposed the idea that

A

the energy of electrons is quantized

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

free electron

A

An electron with zero energy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

distinct spectral lines exist because of

A

electrons jumping between energy levels in the atom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly