Common oxidizing agents
Oxygen (O2)
Ozone (O3)
Hydrogen peroxide (H2O2) and other inorganic peroxides, Fenton's reagent.
Fluorine (F2), chlorine (Cl2), and other halogens.
Nitric acid (HNO3) and nitrate compounds.
Sulfuric acid (H2SO4)
Peroxydisulfuric acid (H2S2O8)
Peroxymonosulfuric acid (H2SO5)
KmNO4
K2Cr2O7
Common reducing agents
Lithium aluminium hydride (LiAlH4), a very strong reducing agent.
Nascent (atomic) hydrogen.
Hydrogen without or with a suitable catalyst e.g. a Lindlar catalyst.
Sodium amalgam (Na(Hg))
Sodium-lead alloy (Na + Pb)
Amalgam (chemistry)#Zinc amalgam (Zn(Hg)) (reagent for Clemmensen reduction)
Diborane.