Which group of 3 elements are in the 3d sublevel? Silicon (Si), Phosphorus (P), Chlorine (CI)
Vanadium (V). Nickel (Ni), Iron (Fe)
Zinc (Zn). Palladium (Pd). Osmium (76)
Arsenic (As), Zinc (Zn). Calcium (Ca)

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons

How many peaks will be present in a mass spectrum for brcl?