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H2O2(l) + MnO2(s) = H2O(l) + MnO3(g)
H3PO4 + P2O5 = H4P2O7 =>
4 H3PO4 + P2O5 = 3 H4P2O7
K2Cr2O7 + KI + H2SO4 = K2SO4 + H2O + Cr2(SO4)3 + I2 =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + 7 H2O + Cr2(SO4)3 + 3 I2
AgNO3 + NaSO = AgSO + NaNO3 =>
AgNO3 + NaSO = AgSO + NaNO3
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
CaSiO3 + HNO3 = Ca(NO3) + HSiO3 =>
CaSiO3 + HNO3 = Ca(NO3) + HSiO3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
H8C6O7 + OH = H7C6O7 + H2O =>
H8C6O7 + OH = H7C6O7 + H2O
Be2C + O2 = BeO + CO2 =>
Be2C + 2 O2 = 2 BeO + CO2
CH3COOH + Na2CO3 = H2O + CO2 + NaHCH3COO =>
9 CH3COOH + 4 Na2CO3 = 2 H2O + 6 CO2 + 8 NaHCH3COO
Y2O3 + BaCO3 + CuO + O = YBa2Cu3O7 + CO2 =>
Y2O3 + 4 BaCO3 + 6 CuO + O = 2 YBa2Cu3O7 + 4 CO2
Mg2 + Cl3 = MgCl2 =>
3 Mg2 + 4 Cl3 = 6 MgCl2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na2S + Pb(C2H3O2)2 = PbS + NaC2H3O2 =>
Na2S + Pb(C2H3O2)2 = PbS + 2 NaC2H3O2
Na2CO3 + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3 + H2SO4 = Na2SO4 + H2CO3
CsBr(s) = Cs(aq) + Br(aq) =>
CsBr(s) = Cs(aq) + Br(aq)
MgO + Cu(OH)2 = CuO + Mg(OH)2 =>
MgO + Cu(OH)2 = CuO + Mg(OH)2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu(OH)2 + MgSO4 = Mg(OH)2 + CuSO4 =>
Cu(OH)2 + MgSO4 = Mg(OH)2 + CuSO4
K + BO3 = KO + B =>
3 K + BO3 = 3 KO + B
NiS + HNO3 = Ni(NO3)3 + NO + S + H2O =>
NiS + 4 HNO3 = Ni(NO3)3 + NO + S + 2 H2O
K + S = K6S2 =>
6 K + 2 S = K6S2
Sn(OH)2 + HMnO4 = Sn(MnO4)2 + H2O =>
Sn(OH)2 + 2 HMnO4 = Sn(MnO4)2 + 2 H2O
Cr2O3 + NaNO3 + NaOH = Na2CrO4 + NaNO2 + H2O =>
Cr2O3 + 3 NaNO3 + 4 NaOH = 2 Na2CrO4 + 3 NaNO2 + 2 H2O
S + CuO = Cu + SO2 =>
S + 2 CuO = 2 Cu + SO2
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + H2O =>
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + 2 H2O
CH2OH + NaBr + H2SO4 = CH2Br + H2O + Na2SO4 =>
2 CH2OH + 2 NaBr + H2SO4 = 2 CH2Br + 2 H2O + Na2SO4
Fe + Cl2 = FeCl =>
2 Fe + Cl2 = 2 FeCl
HCOONa + HOH = HCOOH + NaOH =>
HCOONa + HOH = HCOOH + NaOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
TiO(OH)2 + NH4H2PO4 = Ti(HPO4)2 + NH3 + H2O =>
TiO(OH)2 + 2 NH4H2PO4 = Ti(HPO4)2 + 2 NH3 + 3 H2O
Zn(OH)2 + Co(NO3)2 = Co(OH)2 + Zn(NO3)2 =>
Zn(OH)2 + Co(NO3)2 = Co(OH)2 + Zn(NO3)2
Cr2 + S = Cr2S3 =>
Cr2 + 3 S = Cr2S3
Fe(NO3)3*9H2O + C2H5NO2 = Fe3O4 + N2 + H2O + CO2 =>
54 Fe(NO3)3*9H2O + 92 C2H5NO2 = 18 Fe3O4 + 127 N2 + 716 H2O + 184 CO2
NO + NH32 = N2 + H2O =>
32 NO + 2 NH32 = 17 N2 + 32 H2O
K2Cr2O7 + NaNO3 = K2NO3 + NaCr2O7 =>
K2Cr2O7 + NaNO3 = K2NO3 + NaCr2O7
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
S + Li2S = Li2S4 =>
3 S + Li2S = Li2S4
Mg + ZnCl = MgCl2 + Zn =>
Mg + 2 ZnCl = MgCl2 + 2 Zn
Si + SO3 = SiSO3 =>
Si + SO3 = SiSO3
HPO3 + AgNO3 + NH3 = AgPO3 + NH4NO3 =>
HPO3 + AgNO3 + NH3 = AgPO3 + NH4NO3
CaCl + HNO3 = Ca(NO3)2 + H2Cl =>
CaCl + 2 HNO3 = Ca(NO3)2 + H2Cl
NH2CH2COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH2COOH + 9 O2 = 8 CO2 + 10 H2O + 2 N2
Zn + Sn2Cl = ZnCl2 + Sn =>
Zn + 2 Sn2Cl = ZnCl2 + 4 Sn
NaNO3(aq) + Pb(C2H3O2)2(aq) = NaC2H3O2(aq) + Pb(NO3)2(aq) =>
2 NaNO3(aq) + Pb(C2H3O2)2(aq) = 2 NaC2H3O2(aq) + Pb(NO3)2(aq)
Na + I = NaI =>
Na + I = NaI
Fe2O3 + HNO3(conc) = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3(conc) = 2 Fe(NO3)3 + 3 H2O
Na2Co3 + NaOH = NaCo3 + Na2OH =>
Na2Co3 + NaOH = NaCo3 + Na2OH
Br2(l) + H2O(l) = HOBr(aq) + HBr(aq) =>
Br2(l) + H2O(l) = HOBr(aq) + HBr(aq)
K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + O2 + H2O =>
2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 O2 + 8 H2O
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