Page 288 - Chemistry--atom first
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278 Chapter 5 | Advanced Theories of Bonding
Example 5.3
Assigning Hybridization
Ammonium sulfate is important as a fertilizer. What is the hybridization of the sulfur atom in the sulfate ion,
Solution
The Lewis structure of sulfate shows there are four regions of electron density. The hybridization is sp3.
Check Your Learning
What is the hybridization of the selenium atom in SeF4?
Answer: The selenium atom is sp3d hybridized.
Example 5.4
Assigning Hybridization
Urea, NH2C(O)NH2, is sometimes used as a source of nitrogen in fertilizers. What is the hybridization of each nitrogen and carbon atom in urea?
Solution
The Lewis structure of urea is
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