Write the values of all the four quantum numbers of the outermost electron of an element whose atomic number is 12

Explanation

To determine the values of all four quantum numbers of the outermost electron of an element with atomic number 12, we can follow these steps:

### Step 1: Identify the Element
The atomic number 12 corresponds to the element Magnesium (Mg).

### Step 2: Write the Electron Configuration
The electron configuration of Magnesium (atomic number 12) is:
- 1s² 2s² 2p⁶ 3s²
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