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2.46 There are a number of Web sites that display atomic orbitals. Use a search

ID: 1085573 • Letter: 2

Question






2.46 There are a number of Web sites that display atomic orbitals. Use a search engine to find a complete set of the f orbitals. a. How many orbitals are there in one set (for example, a set of 4f orbitals)? b. Describe the angular nodes of the orbitals. c. Observe what happens to the number of radial nodes as the principal quantum number is increased. d. Include the URL for the site you used for each, along with sketches or printouts of the orbitals. (Two useful Web sites at this writing are orbitals.com and winter.group.shef ac.uk/orbitron)

Explanation / Answer

a. Each energy level has seven f orbitals. So there are seven in 4f orbital.

When n=1, it means it has one shell. First shell is 's' and s has one orbital. When n=2, there are one s and 3 p orbitals. Similarly when n is 4 f shells show up, and it will have 7 orbitals.

b. 4f orbital.

n=4 , l=3 and mf =7. The l number determinea the number of angular nodes.

Each has 3 angular nodes.