How will you prepare :
a primary amine from a cyanide

Explanation

To prepare a primary amine from a cyanide (nitrile), we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Reactants**:
- The starting material is a cyanide (nitrile), which has the general formula R-C≡N, where R represents an alkyl or aryl group.

2. **React with Lithium Aluminium Hydride (LiAlH4)**:
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