What kind of oxides are formed by the alkaline earth metal ?

Explanation

To answer the question about the types of oxides formed by alkaline earth metals, we can break down the information step by step:

### Step-by-Step Solution:

1. **Identify Alkaline Earth Metals**: The alkaline earth metals include beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), and barium (Ba).

2. **Oxide Formation**: When these metals react with oxygen, they form oxides.
- Beryllium forms beryllium oxide (BeO).
...