What are the common oxidation states exhibited by the elements of group 14 and which state is more stable for Pb ?

Explanation

To solve the question regarding the common oxidation states exhibited by the elements of group 14 and identifying the more stable oxidation state for lead (Pb), we can follow these steps:

### Step-by-Step Solution:

1. **Identify Group 14 Elements**:
- The elements in Group 14 of the periodic table are Carbon (C), Silicon (Si), Germanium (Ge), Tin (Sn), and Lead (Pb).

2. **Determine the Outer Electronic Configuration**:
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