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4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
HCl(aq) + Na2SO3(aq) = H2O(l) + NaCl() + SO2(g) =>
2 HCl(aq) + Na2SO3(aq) = H2O(l) + 2 NaCl() + SO2(g)
K2CO3 + HCl = KHCO3 + KCl =>
K2CO3 + HCl = KHCO3 + KCl
Cu(NH3)4(H2O)2{2+} + H2SO4 = CuSO4 + (NH4)2SO4 + H3O{1 = } =>
Cu(NH3)4(H2O)2{2+} + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O{1
ZnO + H2 = Zn + H2O =>
ZnO + H2 = Zn + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn = Zn4 =>
4 Zn = Zn4
C20H14O4 + NaOH = NaOHC20H14O4 =>
C20H14O4 + NaOH = NaOHC20H14O4
SnF2 + Ca = CaF2 + Sn =>
SnF2 + Ca = CaF2 + Sn
KMnO4 + CH3COOH = KCH3COO + HMnO4 =>
KMnO4 + CH3COOH = KCH3COO + HMnO4
Cu + AgNO3 = Cu2(NO3) + Ag =>
2 Cu + AgNO3 = Cu2(NO3) + Ag
CaCO3 + HCl = CaCl4 + CO2 + H2 + H2O =>
CaCO3 + 4 HCl = CaCl4 + CO2 + H2 + H2O
NH4Cl + Mg3N2 = (NH4)3N + MgCl2 =>
6 NH4Cl + Mg3N2 = 2(NH4)3N + 3 MgCl2
CuCl2(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + NaCl(aq) =>
3 CuCl2(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 6 NaCl(aq)
Na2WO4*2H2O + Na2O3Si + C4H10O + HCl = H4SiW12O40*7H2O + NaCl + C2H6O =>
12 Na2WO4*2H2O + Na2O3Si + 28 C4H10O + 26 HCl = H4SiW12O40*7H2O + 26 NaCl + 56 C2H6O
P2O3 + KOH = HKP2O4 =>
P2O3 + KOH = HKP2O4
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO + CO2 =>
2 MnO2 + 2 K2CO3 + KNO3 = 2 K2MnO4 + KNO + 2 CO2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
NaHCO3 + C3H8O7 = Na3C3H5O7 + CO2 + H2O =>
3 NaHCO3 + C3H8O7 = Na3C3H5O7 + 3 CO2 + 3 H2O
H{+} + VO{+2} + Zn = V{+3} + Zn{+2} + HOH =>
4 H{+} + 2 VO{+2} + Zn = 2 V{+3} + Zn{+2} + 2 HOH
K2Cr2O7 + HCl + FeCl2 = FeCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 6 FeCl2 = 6 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
CuCO3 + S2 = CuS + CO3 =>
2 CuCO3 + S2 = 2 CuS + 2 CO3
As2S3 + HNO3 + H2O = AsO4{3-} + SO4{2-} + NO + H{+} =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 AsO4{3-} + 9 SO4{2-} + 28 NO + 36 H{+}
C7H8O + Br2 = C7H5Br3O + HBr =>
C7H8O + 3 Br2 = C7H5Br3O + 3 HBr
Na2S + PbSO3 = Na2SO3 + PbS =>
Na2S + PbSO3 = Na2SO3 + PbS
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C6H12O6 + O2 = CO4 + H3 =>
C6H12O6 + 9 O2 = 6 CO4 + 4 H3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + 10 CO + P4
HClO3 + CaOH2 = H3O + CaClO3 =>
HClO3 + CaOH2 = H3O + CaClO3
NaH + CaCl = NaCl + CaH =>
NaH + CaCl = NaCl + CaH
Co + NH3 = Co(NH3) =>
Co + NH3 = Co(NH3)
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
FeCl2 + K3[Fe(CN6)] = KFe[Fe(CN6)] + KCl =>
FeCl2 + K3[Fe(CN6)] = KFe[Fe(CN6)] + 2 KCl
NO2 + F2 = NO2F =>
2 NO2 + F2 = 2 NO2F
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4 =>
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3) + H2O =>
3 MnO + 5 PbO2 + 5 HNO3 = 3 HMnO4 + 5 Pb(NO3) + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
IO3 + As2O3 = I + AsO4 =>
5 IO3 + 3 As2O3 = 5 I + 6 AsO4
Zn + HClO3 = ZnClO3 + H2 =>
2 Zn + 2 HClO3 = 2 ZnClO3 + H2
FeCl3 + NH3 + H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2 =>
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2
NaBr + H2SO4 + H2O2 = Br2 + NaHSO4 + H2O =>
2 NaBr + 2 H2SO4 + H2O2 = Br2 + 2 NaHSO4 + 2 H2O
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
HNO3 + K2SO4 = H2SO4 + KNO3 =>
2 HNO3 + K2SO4 = H2SO4 + 2 KNO3
Sr3N2 + F = N + SrF2 =>
Sr3N2 + 6 F = 2 N + 3 SrF2
Al(OH)3 + HCl = Al(OH)2Cl + H2O =>
Al(OH)3 + HCl = Al(OH)2Cl + H2O
H2CO3 + Sn(OH)4 = Sn(CO3)2 + H2O =>
2 H2CO3 + Sn(OH)4 = Sn(CO3)2 + 4 H2O
NaCl + H2SO4(s) = Na2SO4 + HCl =>
2 NaCl + H2SO4(s) = Na2SO4 + 2 HCl
Si + KOH = SiOH + K =>
Si + KOH = SiOH + K
Ca(NO3)2 + Fe2(SO4)3 = Ca(SO4)3 + Fe2(NO3)2 =>
Ca(NO3)2 + Fe2(SO4)3 = Ca(SO4)3 + Fe2(NO3)2
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