Respuesta :

Explanation:

  1. beryllium( be)
  2. magnesium (mg)

Explanation:

The Alkaline Earth Metals. Group 2A (or IIA) of the periodic table are the alkaline earth metals: beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra).

Otras preguntas