Study the electronic configuration given below and answer the following:-

A - 1s², 2s² 2p⁶, 3s²
B - 1s², 2s² 2p⁶, 3s² 3p⁵

1. Write the name of elements A and B.
2. Write the balanced chemical equation of chemical reaction occurs between these two elements.

1. Element A is Magnesium(Mg) and element B is Chlorine(Cl).
2. Mg + 2Cl → MgCl₂