Chemistry ; Ions

chemistry KILLS ! ughhh . the periodic table of elements and now memorizing IONS ?!
ohh jeeezz .
ammonium, NH4+
barium, Ba2+
aluminum, Al3+
lead(IV), Pb4+
copper(I), Cu+
acetate, C2H3O2-
carbonate, CO32-
carbide, C4-
bromide, Br-
nitride, N3-
hydrogen, H+
calcium, Ca2+
copper(II), Cu2+
chromium(III), Cr3+
silicon(IV), Si4+
chlorate, ClO3-
chloride, Cl-
chromate, CrO42-
dichromate, Cr2O72-
phosphate, PO43-
lithium, Li+
iron(II), Fe2+
lead(II), Pb2+
tin(IV), Sn4+
cyanide, CN-
fluoride, F-
oxalate, C2O42-
oxide, O2-
phosphide, P3-
mercury(II), Hg2+
potassium, K+
silver, Ag+
magnesium, Mg2+
nickel(II), Ni2+
iron(III), Fe3+
hydride, H-
hydroxide, OH-
iodide, I-
peroxide, O22-
phosphite, PO33-
sodium, Na+
tin(II), Sn2+
zinc, Zn2+
nitrate, NO3-
nitrite, NO2-
permanganate, MnO4-
thiocynate, SCN-
sulfate, SO42-
sulfide, S2-
sulfite, SO32-


this is like ... albert einstein stuff !