Glucose contains..... `1^@` alcoholic group/groups and .... `2^@` alcoholic group/groups.

Explanation

To determine the number of alcoholic groups in glucose, we need to analyze its structure.

### Step-by-Step Solution:

1. **Understanding the Structure of Glucose:**
- Glucose is a six-carbon sugar (hexose) with the molecular formula C₆H₁₂O₆.
- It contains an aldehyde functional group at one end of the molecule.

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