REVIEW WEEKREVIEW WEEK

Day 4

WavesWaves

1. This is the product of wavelength and frequency.

2. This man’s constant is 6.626 × 10-34

3. To find the energy of a wave, one must multiply Planck’s constant and ______

4. What is the speed of light?

5. A photon has properties of both a _____ and a _______

Emission and the Bohr ModelEmission and the Bohr Model

Emission Series

ElectronsElectrons

1. What is the longhand electron configuration of Cl?

2. What is the purpose of shorthand EC?

3. What is the shorthand for Sr

4. [Ar] 4s2 is the shorthand EC for what element?

5. 1s22s22p63s23p63d104s24p5 is what element

Electrons cont.Electrons cont.

6. What is the largest # of e- that can fit in energy level 3?

7. Filling all orbitals with up-spin electrons before adding any down-spin is an example of this rule.

8. Before filling energy level 4, which energy levels must be filled?

9. What is the atomic # of this neutral atom: 1s22s22p63s23p2

C = λ vC = λ v (C = 3 x 10(C = 3 x 1088))

1. A photon of green light has a wavelength of 340 nm. What is its frequency? 1m = 1 x 109 nm

2. An FM radio station has a frequency of 89.8MHz, what is its wavelength 1MHz = 1 x 106 Hz

E = hvE = hv h = 6.626 × 10-34

• What is the energy of a wave that has a frequency of 16.7 x 1012

• What is the frequency of a photon that has 3.2 x 10-18 J of energy