Taking the example of an element of atomic number 16, explain how the electronic configuration of the atom of an element relates to its position in the Modern Periodic Table and how valency of an element is calculated on the basis of its atomic number.

Explanation

To solve the question, we will break it down into steps to explain how the electronic configuration of an element relates to its position in the Modern Periodic Table and how to calculate the valency of an element based on its atomic number.

### Step-by-Step Solution:

1. **Identify the Element**:
- The element with atomic number 16 is sulfur (S).

2. **Determine the Electronic Configuration**:
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