Answer the following question:
Magnesium is an essential mineral required for many biological processes, including muscle contraction, nerve function, and bone health. The most abundant isotope of magnesium has a mass number of \(24\) and an atomic number of \(12\). Amir studies this magnesium atom to understand its atomic structure and chemical behaviour.
1. The number of neutrons present in the magnesium atom is
2. What is the electronic configuration of the magnesium atom?
3. How many electrons are present in the outermost shell of magnesium?