Which of the following acid is present in guava?

Options

A. Acetic acid
B. Tartaric acid
C. Oxalic acid
D. Lactic acid

Answer

**Step-by-Step Solution:**

1. **Identify the Question:** The question asks about the specific acid that is present in guava.

2. **Recall Information About Guava:** Guava is a fruit known for its nutritional value and flavor. It contains various organic acids.

3. **Identify the Common Acids in Fruits:** Many fruits contain organic acids such as citric acid, malic acid, and oxalic acid.

4. **Focus on Guava:** Among these acids, we need to determine which one is predominantly found in guava.

5. **Research or Recall the Acid in Guava:** It is known that guava contains oxalic acid as one of its primary acids.

6. **State the Answer:** The acid present in guava is oxalic acid.

7. **Provide the Molecular Formula:** The molecular formula for oxalic acid is C2H2O4.

8. **Draw the Structure (if required):** The structure of oxalic acid can be represented as:
```
O=C-C=O
| |
O O
```

**Final Answer:** The acid present in guava is oxalic acid (C2H2O4).

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