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Zn + Pb2(NO3) = Zn(NO3) + Pb2
Na(OH)2 + SO2 = Na2SO4 + H2O =>
2 Na(OH)2 + SO2 = Na2SO4 + 2 H2O
SiO2 + H2 = H2O + Si =>
SiO2 + 2 H2 = 2 H2O + Si
Al4(SiO4)3 + MgC4H4O6 = Al2(C4H4O6)3 + Mg2SiO4 =>
Al4(SiO4)3 + 6 MgC4H4O6 = 2 Al2(C4H4O6)3 + 3 Mg2SiO4
PbCl2 + Al2(SO4)3 = PbSO4 + AlCl3 =>
3 PbCl2 + Al2(SO4)3 = 3 PbSO4 + 2 AlCl3
ZnCO3 + NH3 = Zn(H)2 + N2(CO3)3 =>
3 ZnCO3 + 2 NH3 = 3 Zn(H)2 + N2(CO3)3
Pb + HS = PbS + H =>
Pb + HS = PbS + H
C3H6(OH)2 + K2Cr2O7 + H2SO4 = C2H5COOH + K2SO4 + H2O + Cr2(SO4)3 =>
3 C3H6(OH)2 + K2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + K2SO4 + 7 H2O + Cr2(SO4)3
H{+} + FeO4{2-} + NH3 = N2 + Fe{3+} + H2O =>
10 H{+} + 2 FeO4{2-} + 2 NH3 = N2 + 2 Fe{3+} + 8 H2O
CaOCl2 + SnSO4 + H2SO4 = CaCl2 + Sn2(SO4)4 + H2O =>
2 CaOCl2 + 2 SnSO4 + 2 H2SO4 = 2 CaCl2 + Sn2(SO4)4 + 2 H2O
Cr(OH)3 = Cr + H2O + O2 =>
4 Cr(OH)3 = 4 Cr + 6 H2O + 3 O2
SrO + Al = Sr + Al2O3 =>
3 SrO + 2 Al = 3 Sr + Al2O3
H2Te + H2O = H3O + HTe =>
H2Te + H2O = H3O + HTe
KI + MnO2 + H2SO4 = I2(s) + H2O + KHSO4 + MnSO4 =>
2 KI + MnO2 + 3 H2SO4 = I2(s) + 2 H2O + 2 KHSO4 + MnSO4
O2 = O1 =>
O2 = 2 O1
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
FeCl2 + NaF = NaCl + FeF2 =>
FeCl2 + 2 NaF = 2 NaCl + FeF2
SO3 + HOH = HSO3 + OH =>
SO3 + HOH = HSO3 + OH
Mg(CH3COO)2 + K2S = MgS + K(CH3COO) =>
Mg(CH3COO)2 + K2S = MgS + 2 K(CH3COO)
Na2O + SO3 = Na2SO3 + O2 =>
2 Na2O + 2 SO3 = 2 Na2SO3 + O2
NaOH + K3[Fe(CN)6] = Na3[Fe(CN)6] + KOH =>
3 NaOH + K3[Fe(CN)6] = Na3[Fe(CN)6] + 3 KOH
H2SO4 + PbO2 = PbSO4 + H2O2 =>
H2SO4 + PbO2 = PbSO4 + H2O2
ZnO + SO = ZnS + O2 =>
ZnO + SO = ZnS + O2
Ca(OH)2 + H3PO4 = (CaOH)3PO4 + H2O =>
3 Ca(OH)2 + H3PO4 = (CaOH)3PO4 + 3 H2O
CaSO4 + CaS = CaO + SO =>
CaSO4 + CaS = 2 CaO + 2 SO
P2O3 + Br2 + H2O = HBr + H3PO4 =>
P2O3 + 2 Br2 + 5 H2O = 4 HBr + 2 H3PO4
Ai(OH)3 + H2SO4 = Ai2(SO4)3 + H2O =>
2 Ai(OH)3 + 3 H2SO4 = Ai2(SO4)3 + 6 H2O
NaBrCl{2} = NaClBr{2} =>
NaBrCl{2} = NaClBr{2}
LiClO3 = LiCl + O2 =>
2 LiClO3 = 2 LiCl + 3 O2
Re{2+} + O{2-} = Re2O2 =>
2 Re{2+} + 2 O{2-} = Re2O2
I2 + Fe(CN)6{4-} = Fe(CN)6{3-} + I{-} =>
I2 + 2 Fe(CN)6{4-} = 2 Fe(CN)6{3-} + 2 I{-}
FeCl3 + MnO2 + H2SO4 = FeSO4 + MnSO4 + H2O + Cl =>
FeCl3 + MnO2 + 2 H2SO4 = FeSO4 + MnSO4 + 2 H2O + 3 Cl
K2Cu(SO4)2 + BaCl2 = BaSO4 + K2SO4 + CuCl2 =>
K2Cu(SO4)2 + BaCl2 = BaSO4 + K2SO4 + CuCl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
PbCO3 + Na2S = PbS + Na + CO3 =>
PbCO3 + Na2S = PbS + 2 Na + CO3
ZnSO3 + HNO3 = Zn(NO3)2 + SO2 + H2O =>
ZnSO3 + 2 HNO3 = Zn(NO3)2 + SO2 + H2O
H2CO3(aq) + Mg(OH)2 = MgCO3 + H2O =>
H2CO3(aq) + Mg(OH)2 = MgCO3 + 2 H2O
Pd + HNO3 + H2SO4 = PdSO4 + NO2 + H2O =>
Pd + 2 HNO3 + H2SO4 = PdSO4 + 2 NO2 + 2 H2O
ZnCO3 + NH4OH = [Zn(NH3)4]CO3 + H2O =>
ZnCO3 + 4 NH4OH = [Zn(NH3)4]CO3 + 4 H2O
C2H5Br + KOH = KBr + H2O + C2H4 =>
C2H5Br + KOH = KBr + H2O + C2H4
KMnO4 + H2SO4 + H2C2O4 = CO2 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 H2C2O4 = 10 CO2 + 2 MnSO4 + K2SO4 + 8 H2O
Fe(OH)3 + Fe2S3 = Fe + S(OH)2 =>
2 Fe(OH)3 + Fe2S3 = 4 Fe + 3 S(OH)2
Cl2 + NaF = F2 + NaCl =>
Cl2 + 2 NaF = F2 + 2 NaCl
C6H12O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C6H12O(g) + 17 O2(g) = 12 CO2(g) + 12 H2O(g)
AlPO4 + Mg = Al + Mg3(PO4)2 =>
2 AlPO4 + 3 Mg = 2 Al + Mg3(PO4)2
K3(Po4) + NaOH = K3OH + Na(Po4) =>
K3(Po4) + NaOH = K3OH + Na(Po4)
Mg + FeCl3 = Fe + MgCl =>
3 Mg + FeCl3 = Fe + 3 MgCl
Cl + NaF = FCl + Na =>
Cl + NaF = FCl + Na
Hg(O2CCH3)2 + Na2S = HgS + NaO2CCH3 =>
Hg(O2CCH3)2 + Na2S = HgS + 2 NaO2CCH3
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