Amongst the following the metals which are roasted to convert them into their correspondign metal oxides are : Zinc blende, iron pyrits, alumina , calamine, copper pyrites, galena , pyrolusite, malachite.

Explanation

To determine which metals are roasted to convert them into their corresponding metal oxides from the given list, we need to analyze each mineral and identify if they contain sulfides, as roasting is typically applied to sulfide ores.

### Step-by-Step Solution:

1. **Identify the Minerals:**
- Zinc Blende (ZnS)
- Iron Pyrite (FeS2)
- Alumina (Al2O3)
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