Electroplating of ______________ is done on objects like water taps and cycle bell to give them a shiny appearance.

Options

A. Sodium
B. Silver
C. chromium
D. Nickel

Explanation

**Step-by-Step Solution:**

1. **Understanding Electroplating**: Electroplating is a process where a layer of metal is deposited onto the surface of an object through the use of electric current. This is done to enhance the appearance and durability of the object.

2. **Identifying the Metal Used**: In the context of objects like water taps and cycle bells, the metal that is commonly used for electroplating is chromium.

3. **Reasons for Using Chromium**:
- **Shiny Appearance**: Chromium gives a shiny and attractive finish to the objects, making them visually appealing.
- **Rust Prevention**: The chromium layer acts as a protective shield, preventing the underlying material from rusting and corroding.
- **Increased Hardness**: The application of chromium increases the hardness of the surface of the object, making it more durable and resistant to scratches.

4. **Final Answer**: Therefore, the blank in the question can be filled with "chromium".

**Complete Sentence**: Electroplating of **chromium** is done on objects like water taps and cycle bells to give them a shiny appearance.

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