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Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
Cu + HNO3(verd) = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3(verd) = 3 Cu(NO3)2 + 4 H2O + 2 NO
Co(OH)Br + HI = H2O + CoBrI =>
Co(OH)Br + HI = H2O + CoBrI
Mg + Fe2(SO3)3 = Mg3(SO3)2 + Fe =>
9 Mg + 2 Fe2(SO3)3 = 3 Mg3(SO3)2 + 4 Fe
(NH4)2CO3 + Ca(NO3)2 = CaCO3 + (NH4)(NO3) =>
(NH4)2CO3 + Ca(NO3)2 = CaCO3 + 2(NH4)(NO3)
Fe + (OH)3 + HCe = FeCe + H2O =>
3 Fe + (OH)3 + 3 HCe = 3 FeCe + 3 H2O
H2 + F = H2F2 =>
H2 + 2 F = H2F2
Na2O + SO2 = Na2SO3 =>
Na2O + SO2 = Na2SO3
NaI + Br2 + H2O = NaIO3 + HBr =>
NaI + 3 Br2 + 3 H2O = NaIO3 + 6 HBr
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Sn(OH)2 + HNO3 = Sn(NO3)2 + H2O =>
Sn(OH)2 + 2 HNO3 = Sn(NO3)2 + 2 H2O
Sn(C2H3O2)4 + Na2S = Sn2(S)4 + NaC2H3O2 =>
2 Sn(C2H3O2)4 + 4 Na2S = Sn2(S)4 + 8 NaC2H3O2
Ca(NO3) + Al = Ca + Al(NO3)3 =>
3 Ca(NO3) + Al = 3 Ca + Al(NO3)3
Mg + Fe2(SO3)3 = Mg3(SO3)2 + Fe =>
9 Mg + 2 Fe2(SO3)3 = 3 Mg3(SO3)2 + 4 Fe
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
Ag + KCl = AgCl + K =>
Ag + KCl = AgCl + K
Cr + OH + Cl = CrOHCl2 =>
Cr + OH + 2 Cl = CrOHCl2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
IO3{-} + SO2 + H2O = I{-} + SO4{2-} + H3O{+} =>
IO3{-} + 3 SO2 + 9 H2O = I{-} + 3 SO4{2-} + 6 H3O{+}
K2CO3 + HNO3 = K2CO3(HNO3)2 =>
K2CO3 + 2 HNO3 = K2CO3(HNO3)2
CrCl2 + NaOH = Cr(OH) + NaCl2 =>
CrCl2 + NaOH = Cr(OH) + NaCl2
CH3CHCO2H + NaOH = CH3CHCO2Na + H2O =>
CH3CHCO2H + NaOH = CH3CHCO2Na + H2O
FeCl3 + H2O = H2 + FeCl3O =>
FeCl3 + H2O = H2 + FeCl3O
K2Cr2O7 + H2SO4 + C2H5OH = C2H4O + H2O + Cr2(SO4)3 + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = 3 C2H4O + 7 H2O + Cr2(SO4)3 + K2SO4
(CH3)2NH + HCl = (CH3)2Cl2 + NH3 =>
(CH3)2NH + 2 HCl = (CH3)2Cl2 + NH3
AgNO3 + PH3 + H2O = Ag + H3PO4 + HNO3 =>
8 AgNO3 + PH3 + 4 H2O = 8 Ag + H3PO4 + 8 HNO3
MnO2 + KNO3 + KOH = K2MnO4 + KNO2 + H2O =>
MnO2 + KNO3 + 2 KOH = K2MnO4 + KNO2 + H2O
HNO3 + HI = HIO3 + NO + H2O =>
2 HNO3 + HI = HIO3 + 2 NO + H2O
KMnO4 + H2SO4 + Zn = KHSO4 + MnSO4 + ZnSO4 + H2O =>
2 KMnO4 + 9 H2SO4 + 5 Zn = 2 KHSO4 + 2 MnSO4 + 5 ZnSO4 + 8 H2O
NO2(g) + H2O(l) = HNO3(g) + HNO2(g) =>
2 NO2(g) + H2O(l) = HNO3(g) + HNO2(g)
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
CH3COOH + C5H12O = C7H14O + H2O =>
5 CH3COOH + 12 C5H12O = 10 C7H14O + 12 H2O
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
C2H2 + KMnO4 = MnO2 + KOH + C2O4K2 + H2O =>
3 C2H2 + 8 KMnO4 = 8 MnO2 + 2 KOH + 3 C2O4K2 + 2 H2O
Na + CO = NaCO =>
Na + CO = NaCO
CaO + CH3COOH = Ca(CH3COO)2 + H2O =>
CaO + 2 CH3COOH = Ca(CH3COO)2 + H2O
CH3 + OH + Na = C2H3ONa + H2 =>
2 CH3 + OH + Na = C2H3ONa + 2 H2
Ca + NaCl = CaCl + Na =>
Ca + NaCl = CaCl + Na
MgSO3 = MgO + SO2 =>
MgSO3 = MgO + SO2
K3PO4 + CuBr2 = K3Br2 + CuPO4 =>
K3PO4 + CuBr2 = K3Br2 + CuPO4
Sn(C2H3O2)4 + Na2S = Sn2(S)4 + NaC2H3O2 =>
2 Sn(C2H3O2)4 + 4 Na2S = Sn2(S)4 + 8 NaC2H3O2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Mg + Fe2(SO3)3 = Mg3(SO3)2 + Fe =>
9 Mg + 2 Fe2(SO3)3 = 3 Mg3(SO3)2 + 4 Fe
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
HNO2 + CaO = Ca(NO2)2 + H2O =>
2 HNO2 + CaO = Ca(NO2)2 + H2O
C3H7OH + Cl = C3H6Cl + H2O =>
C3H7OH + Cl = C3H6Cl + H2O
Be(OH)2 + NH4HF2 = (NH4)2BeF4 + H2O =>
Be(OH)2 + 2 NH4HF2 = (NH4)2BeF4 + 2 H2O
Mg + Fe2(SO3)3 = Mg3(SO3)2 + Fe =>
9 Mg + 2 Fe2(SO3)3 = 3 Mg3(SO3)2 + 4 Fe
KNaCrO4 + H2SO4 = K2Cr2O7 + Na2SO4 + H2O =>
2 KNaCrO4 + H2SO4 = K2Cr2O7 + Na2SO4 + H2O
Sn(C2H3O2)4 + Na2S = Sn2(S)4 + NaC2H3O2 =>
2 Sn(C2H3O2)4 + 4 Na2S = Sn2(S)4 + 8 NaC2H3O2
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