Examine the models of the lattice of ZnS (zinc blende) and Fe metal on display. a) Write the type of unit cell for ZnS:____________________ (S is black and Zn is light colored) b) What is the packing of the S atom in the ZnS? ______________ (See McMurry & Fay, P. 374, Table 10.10 or other general chemistry text) c) What is the coordination number (CN) of Zn: _______________ d) How many Zn atoms are there in a unit cell of ZnS? __________ e) There is another form of ZnS called “wurtzite.” How is it different from zinc blende? Zn blende: Wurtzite:
Examine the models of the lattice of ZnS (zinc blende) and Fe metal on display. a) Write the type of unit cell for ZnS:____________________ (S is black and Zn is light colored) b) What is the packing of the S atom in the ZnS? ______________ (See McMurry & Fay, P. 374, Table 10.10 or other general chemistry text) c) What is the coordination number (CN) of Zn: _______________ d) How many Zn atoms are there in a unit cell of ZnS? __________ e) There is another form of ZnS called “wurtzite.” How is it different from zinc blende? Zn blende: Wurtzite:
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter12: The Solid State
Section: Chapter Questions
Problem 59GQ
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Examine the models of the lattice of ZnS (zinc blende) and Fe metal on display.
a) Write the type of unit cell for ZnS:____________________ (S is black and Zn is light colored)
b) What is the packing of the S atom in the ZnS? ______________ (See McMurry & Fay, P. 374, Table 10.10 or other general chemistry text)
c) What is the coordination number (CN) of Zn: _______________
d) How many Zn atoms are there in a unit cell of ZnS? __________
e) There is another form of ZnS called “wurtzite.” How is it different from zinc blende?
Zn blende:
Wurtzite:
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