Anion vs. Cation
metals become these types of ions
What is a cation
radium
What is Ra2+
Rb1+
What is rubidium ion
bromide
What is 1-
Electrons in Ca+2
18
AlC3
Aluminum chloride
Sulfur with a 2- charge
What is an anion
aluminum
What is Al3+
Sr2+
what is strontium ion
aluminum
What is 3+
electrons in O-2
10
Na2O
Sodium xideo
an atom that has gained electrons
What is an anion
chromium (III)
What is Cr+3
N3-
What is nitride
Sulfur
What is 2-
electrons in Pb+4
78
Magnesium phosphide
Mg3P2
this ion has more protons than electrons
What is a cation
Selenide
What is Se-2
Cl1-
What is chloride
zirconium (II)
What is 2+
electrons in I-1
54
Rubidium nitride
Rb2N
Antimony?
cation (3+)
cobalt (II)
What is Co+2
Co2+
What is cobalt (II) ion
copper (II) ion
+2
Why does an atom gain or lose electrons when becoming an ion?
To have the same number of electrons as a noble gas (to fill its outer orbital).
Lead (IV) oxide
PbO2