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Ba(MnO4)2 + H2SO4 = 2 HMnO4 + BaSO4
Pb + Al2O3 = Al + PbO2 =>
3 Pb + 2 Al2O3 = 4 Al + 3 PbO2
HC = H2 + C2 =>
2 HC = H2 + C2
KI(ac) + KMnO4(ac) + H2SO4(ac) = MnSO4(ac) + K2SO4(ac) + I2(g) + H2O(l) =>
10 KI(ac) + 2 KMnO4(ac) + 8 H2SO4(ac) = 2 MnSO4(ac) + 6 K2SO4(ac) + 5 I2(g) + 8 H2O(l)
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Na2SO4 + Cu(OH)2 = Na(OH) + CuSO4 =>
Na2SO4 + Cu(OH)2 = 2 Na(OH) + CuSO4
Na2S(aq) + HClO4(aq) = NaClO4(aq) + H2S(g) =>
Na2S(aq) + 2 HClO4(aq) = 2 NaClO4(aq) + H2S(g)
CH3COOCH2CH3 + H2O = CH3COOH + C2H5OH =>
CH3COOCH2CH3 + H2O = CH3COOH + C2H5OH
Mn + Br = MnBr2 =>
Mn + 2 Br = MnBr2
[Cd(NH3)4]{2+} + HCl = [CdCl4]{2-} + NH4{+} =>
[Cd(NH3)4]{2+} + 4 HCl = [CdCl4]{2-} + 4 NH4{+}
NaOH + NaBr = Na + OHBr =>
NaOH + NaBr = 2 Na + OHBr
Al2(SO4)3(s) + Mg(s) = MgSO4 + Al =>
Al2(SO4)3(s) + 3 Mg(s) = 3 MgSO4 + 2 Al
Cu(s) + AgNO3 = Ag(s) + CuNO3 =>
Cu(s) + AgNO3 = Ag(s) + CuNO3
Au + N2 = Au2N =>
4 Au + N2 = 2 Au2N
KI + NaBrO3 + HCl = KCl + NaBr + H2O + I2 =>
6 KI + NaBrO3 + 6 HCl = 6 KCl + NaBr + 3 H2O + 3 I2
CH3COOH + C2H5OH = CH3CO2C2H5 + H2O =>
CH3COOH + C2H5OH = CH3CO2C2H5 + H2O
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
CaC2 + H2O + CO2 = CH2CHO2H + Ca(OH)2 =>
4 CaC2 + 14 H2O + 2 CO2 = 5 CH2CHO2H + 4 Ca(OH)2
ClO + I = Cl + IO =>
ClO + I = Cl + IO
NOBr = NO + Br2 =>
2 NOBr = 2 NO + Br2
O2 + C + H2 = C6H12O6 =>
3 O2 + 6 C + 6 H2 = C6H12O6
Fe3 + NH4OH = Fe(OH) + NH4 =>
Fe3 + 3 NH4OH = 3 Fe(OH) + 3 NH4
H2O + Ag2O + S2O4 = AgSO3 + H2 =>
H2O + Ag2O + S2O4 = 2 AgSO3 + H2
H3PO4 + Ag = AgH3 + PO4 =>
H3PO4 + Ag = AgH3 + PO4
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3P4Mo12O40 + NaNO3 + NH4NO3 + H2O =>
32 Na3PO4 + 96(NH4)2MoO4 + 234 HNO3 = 8(NH4)3P4Mo12O40 + 96 NaNO3 + 153 NH4NO3 + 147 H2O
NaCl = Cl2 + Na =>
2 NaCl = Cl2 + 2 Na
Ca(s) + Cl(g) = CaCl2(s) =>
Ca(s) + 2 Cl(g) = CaCl2(s)
NO3 + NH3 = NH3(NO3)2 =>
2 NO3 + NH3 = NH3(NO3)2
C3 = C6 =>
2 C3 = C6
Zn(CH3COO)2 + N2H4 + H2O = Zn(OH)2 + CH3COON2H5 =>
Zn(CH3COO)2 + 2 N2H4 + 2 H2O = Zn(OH)2 + 2 CH3COON2H5
ZnCl2 + CuSO4 = ZnSO4 + CuCl2 =>
ZnCl2 + CuSO4 = ZnSO4 + CuCl2
K2SO4(aq) + CaCl2(aq) = KCl(aq) + CaSO4(s) =>
K2SO4(aq) + CaCl2(aq) = 2 KCl(aq) + CaSO4(s)
H3PO3 + H2SO4 = SO2 + H3PO4 + H2O =>
H3PO3 + H2SO4 = SO2 + H3PO4 + H2O
Ga + H2SO4 = H2S + GaSO4 + H2O =>
4 Ga + 5 H2SO4 = H2S + 4 GaSO4 + 4 H2O
K2Cr2O7 + H2O2 + H2SO4 = K2SO4 + Cr(O4)3 + H2O =>
K2Cr2O7 + 18 H2O2 + H2SO4 = K2SO4 + 2 Cr(O4)3 + 19 H2O
CH4 + NO3 = CO2 + N2 + H =>
3 CH4 + 2 NO3 = 3 CO2 + N2 + 12 H
Cu + Ag(NO3)7 = Ag + Cu(NO3) =>
7 Cu + Ag(NO3)7 = Ag + 7 Cu(NO3)
Mg + Al{3+} = Mg{3+} + Al =>
Mg + Al{3+} = Mg{3+} + Al
Au + H2SO4 = AuH2(SO4)3 + H2 =>
Au + 3 H2SO4 = AuH2(SO4)3 + 2 H2
KI + CUSO4 = CUI + I2 + K2SO4 =>
4 KI + 2 CUSO4 = 2 CUI + I2 + 2 K2SO4
CH4(g) + Br2(g) = CH3Br(g) + HBr(g) =>
CH4(g) + Br2(g) = CH3Br(g) + HBr(g)
NaMnO4 + HNO2 + H2SO4 = MnSO4 + HNO3 + Na2SO4 + H2O =>
2 NaMnO4 + 5 HNO2 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + Na2SO4 + 3 H2O
As + HNO3 = HAsO3 + NO + H2O =>
3 As + 5 HNO3 = 3 HAsO3 + 5 NO + H2O
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
ICl3 + I2 = ICl =>
ICl3 + I2 = 3 ICl
Cr2O3 + C = Cr + CO =>
Cr2O3 + 3 C = 2 Cr + 3 CO
C4H6 + HBr = C4H8Br2 =>
C4H6 + 2 HBr = C4H8Br2
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
K2CO3 + H2O = KOH + CO2 =>
K2CO3 + H2O = 2 KOH + CO2
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
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