Cadmium forms ion with +2 charge. It is Cd2+
Cd2+ ion is formed. It has 46 electrons and has a pseudo-noble gas electronic configuration of [Kr] 4d10
Cd+ ion is formed.
Zn2+, electronic config. [Ar] 3d10
The cadmium ion is divalent - Cd2+.
The cadmium is Cd2+.
Cd2+
Ca2+
Sodium looses one electron to achieve noble gas electronic configuration.The formula of ion formed is Na+
Sodium looses one electron to achieve noble gas electronic configuration.The formula of ion formed is Na+
K+
2.8.8
Na+ is the formula of the ion formed when sodium achieves a stable electron configuration.
K+
P3-
Ca2+
s2,s2 p6.s1
Sulfur atoms will gain two electrons in order to achieve a noble gas electron configuration. A sulfide ion has the formula S2-.
Sodium looses one electron to achieve noble gas electronic configuration.The formula of ion formed is Na+
P-3 ion is formed with 18 electrons.
P3- or phosphide ion is formed. it has the same number of electrons as the noble gas, argon
Sodium looses one electron to achieve noble gas electronic configuration.The formula of ion formed is Na+
K+And the K ion configuration is 1s2 2s2 2p6 3s2 3p6Noble gases have the configuration up to 3p6Pseudo noble gases have it up to 3d10
K+