The main product obtained on reducing boron trichloride with lithium aluminium hydride is ……………………. .

Explanation

To solve the question regarding the main product obtained from the reduction of boron trichloride (BCl3) with lithium aluminum hydride (LiAlH4), we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Reactants**:
- The reactants in this reaction are boron trichloride (BCl3) and lithium aluminum hydride (LiAlH4).

2. **Understand the Nature of the Reaction**:
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