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K2FeO2 + 2 H2O = 2 KOH + Fe(OH)2
KOH + C18H36O2 + H2SO4 = C12H25KO4S + H2O + CO2 =>
13 KOH + 9 C18H36O2 + 13 H2SO4 = 13 C12H25KO4S + 19 H2O + 6 CO2
F2 + CoCl3 = Cl + CoF3 =>
3 F2 + 2 CoCl3 = 6 Cl + 2 CoF3
BaSO4 + K3PO4 = Ba3(PO4)2 + K2SO4 =>
3 BaSO4 + 2 K3PO4 = Ba3(PO4)2 + 3 K2SO4
Ge + S = Ge2S4 =>
2 Ge + 4 S = Ge2S4
CaO2 + H2O = Ca + (OH)2 =>
CaO2 + 2 H2O = Ca + 2(OH)2
Fe(CN)6{3-} + N2H4 + OH{-} = Fe(CN)6{4-} + N2 + H2O =>
4 Fe(CN)6{3-} + N2H4 + 4 OH{-} = 4 Fe(CN)6{4-} + N2 + 4 H2O
CU + HNO3 = CU(NO3)2 + NO + H2O =>
3 CU + 8 HNO3 = 3 CU(NO3)2 + 2 NO + 4 H2O
Zn(s) + Cu(N03)2(aq) = Zn(N03)2(aq) + Cu(s) =>
Zn(s) + Cu(N03)2(aq) = Zn(N03)2(aq) + Cu(s)
Al + KOH + KNO3 + H2O = K3[Al(OH)6] + NH3 =>
8 Al + 21 KOH + 3 KNO3 + 18 H2O = 8 K3[Al(OH)6] + 3 NH3
Fe2O3 + CO = CO2 + Fe2 =>
Fe2O3 + 3 CO = 3 CO2 + Fe2
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
Zn + CuSO4 = Cu + ZnSO4 = =>
Zn + CuSO4 = Cu + ZnSO4
Mn + F = Mn2F2 =>
2 Mn + 2 F = Mn2F2
SO2 + HIO3 + H2O = H2SO4 + I2 =>
5 SO2 + 2 HIO3 + 4 H2O = 5 H2SO4 + I2
Cr2(SO4)3 + HCl = Cr(HCl) + SO4 =>
Cr2(SO4)3 + 2 HCl = 2 Cr(HCl) + 3 SO4
Ca2 + Cl1 = CaCl3 =>
Ca2 + 6 Cl1 = 2 CaCl3
Zn + Pb(NO3)2 = Zn6NO3 + Pb =>
12 Zn + Pb(NO3)2 = 2 Zn6NO3 + Pb
ZnO + NaOH + H2O = Na2[Zn(OH)4] =>
ZnO + 2 NaOH + H2O = Na2[Zn(OH)4]
NaS + Pb(NO3) = NaNO3 + PbS =>
NaS + Pb(NO3) = NaNO3 + PbS
Zn + HCl = Zn1HCl1 =>
Zn + HCl = Zn1HCl1
Al + O2 = Al2O3 = =>
4 Al + 3 O2 = 2 Al2O3
[Co(H2O)6] + HCl = [Co(H2O)6]Cl2 + H =>
[Co(H2O)6] + 2 HCl = [Co(H2O)6]Cl2 + 2 H
CaOH + AlO = CaO + AlOH =>
CaOH + AlO = CaO + AlOH
BaNO3 + K2SO4 = BaSO4 + K2NO3 =>
BaNO3 + K2SO4 = BaSO4 + K2NO3
H(ClO4) + Fe2O3 = Fe(ClO4)3 + H2O =>
6 H(ClO4) + Fe2O3 = 2 Fe(ClO4)3 + 3 H2O
Cl2 + K2S + O2 = KCl + SO2 =>
Cl2 + K2S + O2 = 2 KCl + SO2
KBr + BaCl2 = KCl + BaBr2 =>
2 KBr + BaCl2 = 2 KCl + BaBr2
Fe + N = Fe2N3 =>
2 Fe + 3 N = Fe2N3
KBr + H2O = BrOH + HK =>
KBr + H2O = BrOH + HK
Ba(OH)2 + SrSO4 = BaSO4 + Sr(OH)2 =>
Ba(OH)2 + SrSO4 = BaSO4 + Sr(OH)2
MnBr2 + KOH + H2O2 = K2MnO4 + KBr2 + H2O =>
2 MnBr2 + 6 KOH + 5 H2O2 = 2 K2MnO4 + 2 KBr2 + 8 H2O
NH4(PO4) + MgP = NH4P + Mg(PO4) =>
NH4(PO4) + MgP = NH4P + Mg(PO4)
Ba(OH)2(ac) + CH3COOH = Ba(CH3COO)2 + H2O =>
Ba(OH)2(ac) + 2 CH3COOH = Ba(CH3COO)2 + 2 H2O
Fe + KMnO4 = Fe2O3 + MnO2 + K2O =>
2 Fe + 2 KMnO4 = Fe2O3 + 2 MnO2 + K2O
BaMnO4 + CO2 = Ba(MnO4)2 + MnO2 + BaCO3 =>
3 BaMnO4 + 2 CO2 = Ba(MnO4)2 + MnO2 + 2 BaCO3
Hg2(SCN)2 = Hg(SCN)2 + Hg =>
Hg2(SCN)2 = Hg(SCN)2 + Hg
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
CeCl3 + NH4OH + H2O2 = CeO2(OH)2 + NH4Cl + H2O =>
2 CeCl3 + 6 NH4OH + 3 H2O2 = 2 CeO2(OH)2 + 6 NH4Cl + 4 H2O
Al + H3Po4 = H3 + AlPo4 =>
Al + H3Po4 = H3 + AlPo4
SiCl4 + Mg = Si + MgCl2 =>
SiCl4 + 2 Mg = Si + 2 MgCl2
Bi(OH)3 = Bi2O3 + HOH =>
2 Bi(OH)3 = Bi2O3 + 3 HOH
Nh4Cl + AgNo3 = Nh4No3 + AgCl =>
Nh4Cl + AgNo3 = Nh4No3 + AgCl
FeCl3(aq) + NaOH(aq) = Fe(OH)3(aq) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(aq) + 3 NaCl(aq)
Na + H2 = Na2H3 =>
4 Na + 3 H2 = 2 Na2H3
S2O3{-2} + ClO2{-} + H2O = SO4{-2} + Cl{-} + H{+} =>
S2O3{-2} + 2 ClO2{-} + H2O = 2 SO4{-2} + 2 Cl{-} + 2 H{+}
SCl2(l) + NaF(s) = SF4(g) + S2Cl2(l) + NaCl(s) =>
3 SCl2(l) + 4 NaF(s) = SF4(g) + S2Cl2(l) + 4 NaCl(s)
H2SO4 + C20H14O4 + NaOH = HOH + NaS04 + C20H12O4 =>
8 H2SO4 + 25 C20H14O4 + 2 NaOH = 34 HOH + 2 NaS04 + 25 C20H12O4
V3 + F3 = VF =>
V3 + F3 = 3 VF
Mn(NO3)2 + H2O2 + Na2C2O4 = MnO2 + Na(NO3) + H2O + CO2 =>
Mn(NO3)2 + 2 H2O2 + Na2C2O4 = MnO2 + 2 Na(NO3) + 2 H2O + 2 CO2
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