Name the compound which gives blue colour to the glass.

Explanation

To answer the question regarding the compound that gives blue color to glass, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for a compound that imparts a blue color to glass. This typically involves the use of transition metal oxides.

2. **Identifying Transition Metal Oxides**: Transition metals are known for their ability to impart colors due to their d-orbitals. We need to identify which transition metal oxides can give a blue color.

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