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Identify the family of hydrocarbon present in the following:
(c)
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13. Alkenes, Alkynes, and Aromatic Compounds
Intro to Hydrocarbons
Scelta multipla
Which of the following is not a valid bond rotation?
A
B
C
D
Guida verificata passo dopo passo1
Step 1: Understand the concept of bond rotation. Bond rotation refers to the ability of single bonds to rotate freely, allowing different spatial arrangements of atoms. Double bonds, however, restrict rotation due to the presence of pi bonds.
Step 2: Analyze the first image. It shows a simple alkane chain undergoing rotation. Since alkanes have single bonds, this rotation is valid.
Step 3: Examine the second image. It depicts a molecule with a double bond undergoing rotation. Double bonds do not allow rotation due to the pi bond, making this rotation invalid.
Step 4: Look at the third image. It shows a molecule with single bonds undergoing rotation. The stereochemistry changes, but single bonds allow rotation, so this is valid.
Step 5: Review the fourth image. It involves a molecule with a double bond and a stereochemical change. Double bonds restrict rotation, making this rotation invalid.
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