Multiple choice

The chemical formula of chlorophyll b is

  1. C55 H70 O5 N5 Mg

  2. C55 H70 O6 N4 Mg

  3. C55 H72 O5 N4 Mg

  4. C55 H72 O5 N5 Mg
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The chemical formula for chlorophyll b is C55H70O6N4Mg. It differs from chlorophyll a (C55H72O5N4Mg) by having an aldehyde group instead of a methyl group.

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