How does `BF_(3)` act as a catalyst in industrial process?

Explanation

### Step-by-Step Solution:

1. **Understanding BF3 Structure**:
- Boron trifluoride (BF3) consists of one boron atom bonded to three fluorine atoms.
- The electronic configuration of boron is 1s² 2s² 2p¹, indicating it has three valence electrons.

2. **Octet Rule**:
- According to the octet rule, atoms are most stable when they have eight electrons in their outer shell.
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