Question

Question #0da15

Answer 1

There are 7 groups of them.

Explanation:

The functional groups are listed below

Groups (Properties):

• Hydroxyl (Polar)
• Methyl (Nonpolar)
• Carbonyl (Polar)
• Carboxyl (Charged)
• Amino (Charged)
• Phosphate (Charged)
• Sulfhydryl (Polar)

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SOURCES:
https://www.khanacademy.org/science/biology/properties-of-carbon/hydrocarbon-structures-and-functional-groups/a/functional-groups