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3 CuS + N2 = 3 S + Cu3N2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Fe304 + CO = FeO + C02 =>
Fe304 + 304 CO = 304 FeO + 152 C02
O2 = O25 =>
25 O2 = 2 O25
PbCl2 + NaCl = PbCl2*NaCl =>
PbCl2 + NaCl = PbCl2*NaCl
[Co(H2O)6]Cl2 + NH4SCN = (NH4)2[Co(SCN)4] + NH4Cl + H2O =>
[Co(H2O)6]Cl2 + 4 NH4SCN = (NH4)2[Co(SCN)4] + 2 NH4Cl + 6 H2O
Na + (H2O)2 = NaOH + H2 =>
2 Na + (H2O)2 = 2 NaOH + H2
CaSO4 + Al = Al2O3 + CaS =>
3 CaSO4 + 8 Al = 4 Al2O3 + 3 CaS
Sn2 + Cl2 = Sn2Cl3 =>
2 Sn2 + 3 Cl2 = 2 Sn2Cl3
Fel2 = Fel3 =>
3 Fel2 = 2 Fel3
AlCl3 + K3[Cr(OH)6] = Cr(OH)3 + Al(OH)3 + KCl =>
AlCl3 + K3[Cr(OH)6] = Cr(OH)3 + Al(OH)3 + 3 KCl
CsICl2 + NaOH = CsI(OH)2 + NaCl =>
CsICl2 + 2 NaOH = CsI(OH)2 + 2 NaCl
PbS + HNO3 = H2O + N2 + Pb(NO3)2 + S =>
5 PbS + 12 HNO3 = 6 H2O + N2 + 5 Pb(NO3)2 + 5 S
CH4 + CuO = CO2 + Cu + H2O =>
CH4 + 4 CuO = CO2 + 4 Cu + 2 H2O
Al2(SO4)3 + OH = Al(OH)3 + SO4 =>
Al2(SO4)3 + 6 OH = 2 Al(OH)3 + 3 SO4
FeOH2O = Fe(OH)2 =>
FeOH2O = Fe(OH)2
C32H36N4O2 + O2 = CO2 + H2O + NO2 =>
C32H36N4O2 + 44 O2 = 32 CO2 + 18 H2O + 4 NO2
V2O5 + NaOH = V(OH)5 + Na2O =>
V2O5 + 10 NaOH = 2 V(OH)5 + 5 Na2O
CaCl2 + Pb(NO3)2 = PbCl2 + Ca(NO3)2 =>
CaCl2 + Pb(NO3)2 = PbCl2 + Ca(NO3)2
UF6 + NaF = Na2UF8 =>
UF6 + 2 NaF = Na2UF8
Ca(OH)2 + K2SO4 = K(OH) + CaSO4 =>
Ca(OH)2 + K2SO4 = 2 K(OH) + CaSO4
Na2S2O3 + H2O = Na2S4O5 + NaOH =>
2 Na2S2O3 + H2O = Na2S4O5 + 2 NaOH
Ba + Cl2 + KI = BaI2 + KCl =>
Ba + Cl2 + 2 KI = BaI2 + 2 KCl
Cr2(SO4)3 + KMnO4 + H2O = K2SO4 + MnSO4 + H2SO4 + H2Cr2O7 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 3 K2SO4 + 6 MnSO4 + 6 H2SO4 + 5 H2Cr2O7
H + KMnO4 + KCl = KClO3 + MnCl2 + KOH =>
9 H + 3 KMnO4 + 7 KCl = KClO3 + 3 MnCl2 + 9 KOH
NaOH(aq) + FeCl3(aq) = FeOH + NaCl(aq) + OH =>
3 NaOH(aq) + FeCl3(aq) = FeOH + 3 NaCl(aq) + 2 OH
K2O = K + O2 =>
2 K2O = 4 K + O2
AlCl3(aq) + NaOH(aq) = NaCl3(aq) + AlOH(s) =>
AlCl3(aq) + NaOH(aq) = NaCl3(aq) + AlOH(s)
C6H10O5(n) + O2(g) = CO2(g) + H2O(g) =>
C6H10O5(n) + 6 O2(g) = 6 CO2(g) + 5 H2O(g)
HAsO4{2-} + H2O = AsO4{3-} + H3O{+} =>
HAsO4{2-} + H2O = AsO4{3-} + H3O{+}
H2O2 + H{+} + Au = Au{3+} + H2O =>
3 H2O2 + 6 H{+} + 2 Au = 2 Au{3+} + 6 H2O
MnO2 + HCl = MnCl + Cl2 + H2O =>
2 MnO2 + 8 HCl = 2 MnCl + 3 Cl2 + 4 H2O
Mg + Co2(SO4)3 = Co + MgSO4 =>
3 Mg + Co2(SO4)3 = 2 Co + 3 MgSO4
PbS + HCl(aq) = PbCl2(s) + H2S(g) =>
PbS + 2 HCl(aq) = PbCl2(s) + H2S(g)
C7H6O2 + CH4O = C3H8O2 + H2O =>
C7H6O2 + 11 CH4O = 6 C3H8O2 + H2O
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4 =>
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4
Na2S + BCl3 = NaCl + B2S3 =>
3 Na2S + 2 BCl3 = 6 NaCl + B2S3
NaF + Ca(CH3CO2)2 = NaCH3CO2 + CaF2 =>
2 NaF + Ca(CH3CO2)2 = 2 NaCH3CO2 + CaF2
[Al(OH)3] + [HCl] = [AlCl3] + [H2O] =>
[Al(OH)3] + 3[HCl] = [AlCl3] + 3[H2O]
Pd4 + O = PdO =>
Pd4 + 4 O = 4 PdO
S2C14N2O6H16 + PbCl2 = HCl + PbS2C14N2O6H14 =>
S2C14N2O6H16 + PbCl2 = 2 HCl + PbS2C14N2O6H14
CO2 + H2 = CH4O + H2O =>
CO2 + 3 H2 = CH4O + H2O
KI(aq) + Ag(aq) = KIAg =>
KI(aq) + Ag(aq) = KIAg
K2CrO4 + Na2S + H2O = Na3[Cr(OH)6] + KOH + S =>
2 K2CrO4 + 3 Na2S + 8 H2O = 2 Na3[Cr(OH)6] + 4 KOH + 3 S
Pr(OH)3 + HI = PrI3 + H2O =>
Pr(OH)3 + 3 HI = PrI3 + 3 H2O
Sr(NO3)2 + CaCO3 = Ca(NO3)2 + SrCO3 =>
Sr(NO3)2 + CaCO3 = Ca(NO3)2 + SrCO3
N2O3 = N2O + O =>
N2O3 = N2O + 2 O
Z + P = ZP =>
Z + P = ZP
Cu(NO3)2 = CuO + N2O5 =>
Cu(NO3)2 = CuO + N2O5
KBr + MnO2 + HCl = Br2 + MnCl2 + KCl + H2O =>
2 KBr + MnO2 + 4 HCl = Br2 + MnCl2 + 2 KCl + 2 H2O
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