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2 NH3 + CO2 = (NH2)2CO + H2O
MnSO4 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)2 + BiSO4 + Na2SO4 + H2O =>
6 MnSO4 + 10 NaBiO3 + 18 HNO3 = 6 HMnO4 + 9 Bi(NO3)2 + BiSO4 + 5 Na2SO4 + 6 H2O
CuCO3 + C = Cu + CO2 =>
2 CuCO3 + C = 2 Cu + 3 CO2
(NH4)2SO3 = NH3 + SO2 + H2O =>
(NH4)2SO3 = 2 NH3 + SO2 + H2O
CH3CH(OH)COOH + NaOH = CH3CH(ONa)COONa + H2O =>
CH3CH(OH)COOH + 2 NaOH = CH3CH(ONa)COONa + 2 H2O
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Mn + Cr(NO3)2 = Mn(NO3)3 + Cr =>
2 Mn + 3 Cr(NO3)2 = 2 Mn(NO3)3 + 3 Cr
CuS + O2 = Cu + SO2 =>
CuS + O2 = Cu + SO2
Ba(NO3)2(aq) + (NH4)3PO4(aq) = Ba3(PO4)2 + NH4NO3 =>
3 Ba(NO3)2(aq) + 2(NH4)3PO4(aq) = Ba3(PO4)2 + 6 NH4NO3
Al(s) + NH4ClO4(s) = NO(g) + Al2O3(s) + AlCl3(s) + H2O(l) =>
3 Al(s) + 3 NH4ClO4(s) = 3 NO(g) + Al2O3(s) + AlCl3(s) + 6 H2O(l)
C5H8 + KMnO4 + H2SO4 = C3H4O4 + K2SO4 + MnSO4 + H2O =>
15 C5H8 + 44 KMnO4 + 66 H2SO4 = 25 C3H4O4 + 22 K2SO4 + 44 MnSO4 + 76 H2O
FeS2(g) + O2(g) = Fe2O3(g) + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3(g) + 8 SO2(g)
NO2 + H2 = N2 + H2O =>
2 NO2 + 4 H2 = N2 + 4 H2O
H3BO3 = H2B4O7 + H2O =>
4 H3BO3 = H2B4O7 + 5 H2O
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + NaCH3CO2 =>
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + 2 NaCH3CO2
KOH + HClO2 = K(ClO2) + H2O =>
KOH + HClO2 = K(ClO2) + H2O
Fe + Ni2Cl = FeCl3 + Ni =>
Fe + 3 Ni2Cl = FeCl3 + 6 Ni
AgBr + O2 = BrO + Ag =>
2 AgBr + O2 = 2 BrO + 2 Ag
Cu2S + S8 = CuS =>
8 Cu2S + S8 = 16 CuS
Co + HI = CoI + H =>
Co + HI = CoI + H
FeS + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + NO + H2O =>
3 FeS + 12 HNO3 = Fe(NO3)3 + Fe2(SO4)3 + 9 NO + 6 H2O
CH3COOH + HCl = CH3COOCl + H =>
CH3COOH + HCl = CH3COOCl + 2 H
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + NaCH3CO2 =>
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + 2 NaCH3CO2
NaNO3(aq) + KI(aq) = KNO3(aq) + NaI(aq) =>
NaNO3(aq) + KI(aq) = KNO3(aq) + NaI(aq)
Al(OH)3 + H3AsO3 = Al2(HAsO3)3 + H2O =>
2 Al(OH)3 + 3 H3AsO3 = Al2(HAsO3)3 + 6 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
HC2H3O2 = H{+} + C2H3O2{-} =>
HC2H3O2 = H{+} + C2H3O2{-}
Pb(NO3)2 + HOH = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 HOH = Pb(OH)2 + 2 HNO3
C8H18 = C4H10 + C4H8 =>
C8H18 = C4H10 + C4H8
SNO2 + H2 = SN + H2O =>
SNO2 + 2 H2 = SN + 2 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
NaCl + MgO2 + H2SO4 = NaHSO4 + MgSO4 + H2O + Cl2 =>
2 NaCl + MgO2 + 3 H2SO4 = 2 NaHSO4 + MgSO4 + 2 H2O + Cl2
Mg + CO = MgO + C =>
Mg + CO = MgO + C
HOOH = H2 + O2 =>
HOOH = H2 + O2
SnS2 + O2 = Sn2O3 + SO2 =>
4 SnS2 + 11 O2 = 2 Sn2O3 + 8 SO2
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
AuCl3 = Au + Cl2 =>
2 AuCl3 = 2 Au + 3 Cl2
NiCl2 + O = NiO2 + Cl2O5 =>
NiCl2 + 7 O = NiO2 + Cl2O5
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
Na2SO4 + Pb + NaOH = Na2S + Na2PbO2 + H2O =>
Na2SO4 + 4 Pb + 8 NaOH = Na2S + 4 Na2PbO2 + 4 H2O
P4O4 + NaOH + H2O = PH3 + NaH2PO4 =>
2 P4O4 + 5 NaOH + 7 H2O = 3 PH3 + 5 NaH2PO4
CuI + I2 = Cu{2+} + I{-} =>
2 CuI + I2 = 2 Cu{2+} + 4 I{-}
CIO2 + H2O = HCIO2 + HCIO3 =>
2 CIO2 + H2O = HCIO2 + HCIO3
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
Sn(NO3)4 + (NH4)2S = SnS2 + NH4NO3 =>
Sn(NO3)4 + 2(NH4)2S = SnS2 + 4 NH4NO3
NH4OH + AgNO3 = NH4NO3 + Ag2O + H2O =>
2 NH4OH + 2 AgNO3 = 2 NH4NO3 + Ag2O + H2O
Br2 + CCl4 = CBr4 + Cl =>
2 Br2 + CCl4 = CBr4 + 4 Cl
CuO + Fe = Fe2O3 + Cu =>
3 CuO + 2 Fe = Fe2O3 + 3 Cu
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
Ni2O3 + H2O = NiO2H =>
Ni2O3 + H2O = 2 NiO2H
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