Calcium is an example of:

Options

A. Metal
B. Non-metal
C. Both (A) and (B)
D. None of these

Explanation

To determine what type of element calcium is, we can follow these steps:

### Step 1: Identify the Categories of Elements
Elements are categorized into three main types: metals, non-metals, and metalloids.

### Step 2: Classify Calcium
Calcium is found in the periodic table and is located in Group 2, known as the alkaline earth metals.

### Step 3: Analyze the Properties of Calcium
Calcium exhibits several properties typical of metals:
- **Shiny Appearance**: Calcium has a lustrous surface.
- **Sonorous Nature**: It produces a ringing sound when struck.
- **Malleability**: Calcium can be hammered into thin sheets without breaking.

### Step 4: Conclusion
Based on the classification and properties, we conclude that calcium is a metal.

### Final Answer
Calcium is an example of a metal.

---