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NH4Br + I = NH4I + Br
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
Al + Pb(OH)2 = Al(OH)4 + Pb =>
Al + 2 Pb(OH)2 = Al(OH)4 + 2 Pb
NO + HCl = NCl2 + H2O =>
NO + 2 HCl = NCl2 + H2O
KOH + CO2 = KCO2 + H2O2 =>
2 KOH + 2 CO2 = 2 KCO2 + H2O2
Al + CaCO3 = Al(CO3)3 + Ca =>
Al + 3 CaCO3 = Al(CO3)3 + 3 Ca
H2SiF2 + H2O = SiO2 + HF + H2 =>
H2SiF2 + 2 H2O = SiO2 + 2 HF + 2 H2
HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
MgO + SiO2 = Mg2Si + O2 =>
2 MgO + SiO2 = Mg2Si + 2 O2
C2H3Br3 + HO2 = CO2 + H2O + Br2 =>
6 C2H3Br3 + 22 HO2 = 12 CO2 + 20 H2O + 9 Br2
V2O5 + H2S = V2S3 + SO2 + H2O =>
3 V2O5 + 11 H2S = 3 V2S3 + 2 SO2 + 11 H2O
Cu(HCO3)2 + H2SO4 = CuSO4 + H2O + CO2 =>
Cu(HCO3)2 + H2SO4 = CuSO4 + 2 H2O + 2 CO2
NaO + Cl2 = NaCl + O2 =>
2 NaO + Cl2 = 2 NaCl + O2
HI + Na2CO3 = H2CO3 + NaI =>
2 HI + Na2CO3 = H2CO3 + 2 NaI
Ni(O3)2 + Zn(NO3)2 + Fe(NO3)3 + Nd(NO3)36H2O + NH2CONH2 = NiZnNdFe2O4 + N2 + CO2 + H2O =>
3 Ni(O3)2 + 3 Zn(NO3)2 + 6 Fe(NO3)3 + 3 Nd(NO3)36H2O + 134 NH2CONH2 = 3 NiZnNdFe2O4 + 200 N2 + 134 CO2 + 271 H2O
Pb + PbO2 + H2(SO4) = Pb(SO4) + H2O =>
Pb + PbO2 + 2 H2(SO4) = 2 Pb(SO4) + 2 H2O
AlBr3 + NH4F = AlF3 + NH4Br =>
AlBr3 + 3 NH4F = AlF3 + 3 NH4Br
S2O8 = SO4 =>
S2O8 = 2 SO4
CH2O + CuSO4 + NaOH = HCOOH + Cu2O + Na2SO4 + H2O =>
CH2O + 2 CuSO4 + 4 NaOH = HCOOH + Cu2O + 2 Na2SO4 + 2 H2O
Al2(SO4)3 + HBr = AlBr3 + H2SO4 =>
Al2(SO4)3 + 6 HBr = 2 AlBr3 + 3 H2SO4
Na3Au(S2O3)2 + H2SO4 = Na2SO4 + Au2S + SO2 + H2O =>
2 Na3Au(S2O3)2 + 8 H2SO4 = 3 Na2SO4 + Au2S + 12 SO2 + 8 H2O
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
Al + NiO = AlNi + Al2O3 =>
5 Al + 3 NiO = 3 AlNi + Al2O3
Fe + SCN = Fe(SCN)3 =>
Fe + 3 SCN = Fe(SCN)3
RCOCH3 + Cl2 + NaOH = RCO2Na + CHCl3 + NaCl + H2O =>
RCOCH3 + 3 Cl2 + 4 NaOH = RCO2Na + CHCl3 + 3 NaCl + 3 H2O
KMnO4 + FeCl2 + HCl = FeCl3 + Mn2 + KCl + H2O =>
2 KMnO4 + 14 FeCl2 + 16 HCl = 14 FeCl3 + Mn2 + 2 KCl + 8 H2O
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S2O3{2-} + 4 Cl2 + 10 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H2O
O2 + Mn(OH)2 = MnO2 + H2O =>
O2 + 2 Mn(OH)2 = 2 MnO2 + 2 H2O
C6H6 + CH3Cl = C6H5CH3 + HCl =>
C6H6 + CH3Cl = C6H5CH3 + HCl
Na2H3CO6 = H2O2 + Na2CO3 =>
2 Na2H3CO6 = 3 H2O2 + 2 Na2CO3
Fe(s) + H2S(aq) = Fe2S3(s) + H2(g) =>
2 Fe(s) + 3 H2S(aq) = Fe2S3(s) + 3 H2(g)
KMnO4 + Hg + H2SO4 = MnSO4 + HgSO4 + KSO4 + H2O =>
KMnO4 + 2 Hg + 4 H2SO4 = MnSO4 + 2 HgSO4 + KSO4 + 4 H2O
Ca(ClO)2 + KI + H2SO4 = CaCl2 + I2 + H2O + K2SO4 =>
Ca(ClO)2 + 4 KI + 2 H2SO4 = CaCl2 + 2 I2 + 2 H2O + 2 K2SO4
HNO3 + CH3CH2CH2NH2 = CH3CH2CH2OH + N2 + H2O =>
3 HNO3 + 5 CH3CH2CH2NH2 = 5 CH3CH2CH2OH + 4 N2 + 4 H2O
(H2SO4) + Pb(OH)4 = Pb(SO4)2 + H2O =>
2(H2SO4) + Pb(OH)4 = Pb(SO4)2 + 4 H2O
B(OH)3 + NaCl = NaOH + BCl3 =>
B(OH)3 + 3 NaCl = 3 NaOH + BCl3
HCIO = HCI + O =>
HCIO = HCI + O
C6H5NO2 + C6H14O4 = C12H10N2 + C6H12O4 + H2O =>
2 C6H5NO2 + 4 C6H14O4 = C12H10N2 + 4 C6H12O4 + 4 H2O
Na + FeBO3 = Fe + Na(BO3) =>
Na + FeBO3 = Fe + Na(BO3)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C + H2 = CH4 =>
C + 2 H2 = CH4
MnO2 + H2O = MnO(OH)2 =>
MnO2 + H2O = MnO(OH)2
FeSO4*7H2O + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO4*7H2O + 2 H2SO4 = Fe2(SO4)3 + SO2 + 16 H2O
KHP + Ca(OH)2 = H2O + CaP + K2P =>
2 KHP + Ca(OH)2 = 2 H2O + CaP + K2P
VBr3 + Zn = ZnBr2 + V =>
2 VBr3 + 3 Zn = 3 ZnBr2 + 2 V
Al + CoCl = AlCl3 + Co =>
Al + 3 CoCl = AlCl3 + 3 Co
Pb(OH)4{2-} + H2O2 = H2O + PbO2 + OH{-} =>
Pb(OH)4{2-} + H2O2 = 2 H2O + PbO2 + 2 OH{-}
HNO3 + Ca(H2PO4)2 = Ca(NO3)2 + H(H2PO4) =>
2 HNO3 + Ca(H2PO4)2 = Ca(NO3)2 + 2 H(H2PO4)
K2SO4(aq) + NaOH(aq) = K2OH(aq) + NaSO4(aq) =>
K2SO4(aq) + NaOH(aq) = K2OH(aq) + NaSO4(aq)
ZnCl2 + Ag3PO4 = Zn3(PO4)2 + AgCl =>
3 ZnCl2 + 2 Ag3PO4 = Zn3(PO4)2 + 6 AgCl
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