What types of hybridisation are involved in the formation of following molecules?
`BeCl_2`

Explanation

To determine the type of hybridization involved in the formation of the molecule BeCl₂, we can follow these steps:

### Step 1: Identify the central atom
The central atom in the molecule BeCl₂ is beryllium (Be).

**Hint:** Look for the atom that is bonded to other atoms; this is usually the central atom.

### Step 2: Determine the valence electrons of the central atom
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