Atomic Structure Homework

100 Points

 

 

27.2-27.3 Photons and the Photo-electric effect

13 18, 22 26, 32, 36, 37, 38, 40, 41

 

24: E = Pt = hf = hc/l

25: eVo = hf +fo

32: a) Kmax = hf - fo = hc/l - fo b) fo = fo/h

41: Dl = lc (1-Cosq)

 

27.4 Bohr Model and Energy Levels

49 52, 54, 55, 63, 67

 

63: a) E = hf b) DKE = answer to part a 13.6eV

67: E = (13.6eV)Z2/n2 where Z = the atomic number = number of protons

 

28.1 28.3 Wave particle duality

1-5, 14, 16, 17, 20-23, 25, 31

 

4: l = h/mv

14: a) l = h/mv b) 2pr where r = 0.529 x 10-10m which is the radius of the orbit

 

29.1 Alpha particle scattering and Rutherford model

1-5, 8-10

 

29.2 29.3 Radioactivity and half life

12, 14, 15, 21, 24, 25, 26, 28, 33

 

30.1 30.4 Nuclear Reactions including Conservation of mass number and charge and mass-energy equivalence

1-4, 9, 13, 25 29, 34-37

 

37: Neutrinos have zero mass so E = pc = hc/l