Here’s how each label corresponds to the descriptions you provided:
- Aldehyde - 2. May be a structural isomer of a ketone
- Thiol - 3. Forms disulfide bonds
- Organic phosphate - 1. Contributes negative charge
So the matches are:
- Aldehyde → May be a structural isomer of a ketone
- Thiol → Forms disulfide bonds
- Organic phosphate → Contributes negative charge