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CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
H2S + BaCl2 = ClH + BaS =>
H2S + BaCl2 = 2 ClH + BaS
Ba(No3)2 + Ca(OH)2 = Ca(No3)2 + Ba(OH)2 =>
Ba(No3)2 + Ca(OH)2 = Ca(No3)2 + Ba(OH)2
K2Cr2O7 + K2C2O4 + H2SO4 = Cr2(SO4)3 + H2O + CO2 + K2SO4 =>
K2Cr2O7 + 3 K2C2O4 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 6 CO2 + 4 K2SO4
C11H20O12 + O2 = CO2 + H2O =>
C11H20O12 + 10 O2 = 11 CO2 + 10 H2O
Mg + Cu2 = CuMg2 =>
4 Mg + Cu2 = 2 CuMg2
FeCl2 + NaNO2 + HCl = FeCl3 + NaCl + NO + H2O =>
FeCl2 + NaNO2 + 2 HCl = FeCl3 + NaCl + NO + H2O
AlCl3(aq) + Na2CO3(aq) = Al2(CO3)3 + NaCl(aq) =>
2 AlCl3(aq) + 3 Na2CO3(aq) = Al2(CO3)3 + 6 NaCl(aq)
Zn + C6H8O7 = Zn3(C6H8O7)2 =>
3 Zn + 2 C6H8O7 = Zn3(C6H8O7)2
NaF + H2O = NaHF + OH =>
NaF + H2O = NaHF + OH
C6H5Cl + CH3Cl = CH3C6H5 + HCl =>
3 C6H5Cl + 10 CH3Cl = 4 CH3C6H5 + 13 HCl
Fe(OH)3 + HgSO4 = Fe(SO4) + Hg(OH)3 =>
Fe(OH)3 + HgSO4 = Fe(SO4) + Hg(OH)3
K2SiO3 + NiSO4 = NiSiO3 + K2SO4 =>
K2SiO3 + NiSO4 = NiSiO3 + K2SO4
F2 + Cu = CuF2 =>
F2 + Cu = CuF2
C6H12O6 + O2 = CO2 + H(OH) =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H(OH)
SrC2O4 + HCl = SrCl + HC2O4 =>
SrC2O4 + HCl = SrCl + HC2O4
Yb20O30 + Si10O20 + Mg10O10 = Yb18Mg2Si20O67 + O20 =>
9 Yb20O30 + 20 Si10O20 + 2 Mg10O10 = 10 Yb18Mg2Si20O67 + O20
As(s) + KBrO(aq) + KOH(aq) = K3AsO4(aq) + KBr(aq) + H2O(l) =>
2 As(s) + 5 KBrO(aq) + 6 KOH(aq) = 2 K3AsO4(aq) + 5 KBr(aq) + 3 H2O(l)
Na2SiO3 + Fe = Fe2(SiO3)3 + Na =>
3 Na2SiO3 + 2 Fe = Fe2(SiO3)3 + 6 Na
Al2O3 + Zn = Zn2O3 + Al =>
Al2O3 + 2 Zn = Zn2O3 + 2 Al
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaHCO3 + Ba(OH)2 = BaCO3 + NaOH + H2O =>
NaHCO3 + Ba(OH)2 = BaCO3 + NaOH + H2O
FeBr3 + Br2 = FeBr4 =>
2 FeBr3 + Br2 = 2 FeBr4
MgO + NaOH = Na2MgO2 + H2O =>
MgO + 2 NaOH = Na2MgO2 + H2O
CCl3CHO + C6H5Cl = (C6H4Cl)2CHCCl3 + H2O =>
CCl3CHO + 2 C6H5Cl = (C6H4Cl)2CHCCl3 + H2O
C10H16 + CI2 = C + HCI =>
C10H16 + 8 CI2 = 2 C + 16 HCI
Zn(NO3)2*6H2O + Na2CO3 = ZnO + NaNO3 + H2O + CO2 =>
Zn(NO3)2*6H2O + Na2CO3 = ZnO + 2 NaNO3 + 6 H2O + CO2
HCCl + O2 = CO2 + H2O + Cl2 =>
4 HCCl + 5 O2 = 4 CO2 + 2 H2O + 2 Cl2
NiCl2(aq) + (NH4)2CrO4(aq) = NiCrO4(s) + NH4Cl(aq) =>
NiCl2(aq) + (NH4)2CrO4(aq) = NiCrO4(s) + 2 NH4Cl(aq)
CaO + Hg = Ca + HgO =>
CaO + Hg = Ca + HgO
I + AgNO3 = NO3 + AgI =>
I + AgNO3 = NO3 + AgI
C6H8O7 + OH{-} = C6H7O7{-} + H2O =>
C6H8O7 + OH{-} = C6H7O7{-} + H2O
MnI2 + Ba(OH)2 = Mn(OH)2 + BaI2 =>
MnI2 + Ba(OH)2 = Mn(OH)2 + BaI2
Bi2S3 + H2O2 + RuCl3 + NaOH = Bi2Ru2O7 + Na2SO4 + NaCl + H2O =>
Bi2S3 + 13 H2O2 + 2 RuCl3 + 12 NaOH = Bi2Ru2O7 + 3 Na2SO4 + 6 NaCl + 19 H2O
KNO2 + Br + H2O = KNO3 + HBr =>
KNO2 + 2 Br + H2O = KNO3 + 2 HBr
Mg + H2SO4(concentrated) = MgSO4 + H2O + SO2 =>
Mg + 2 H2SO4(concentrated) = MgSO4 + 2 H2O + SO2
CaCl2 + Al2(SO4)3 = AlCl + Ca(SO4)3 =>
CaCl2 + Al2(SO4)3 = 2 AlCl + Ca(SO4)3
B(ClO3)3 = BCl3 + O2 =>
2 B(ClO3)3 = 2 BCl3 + 9 O2
KHCO3 + CH3COOH = CH3COOK + CO2 + H2O =>
KHCO3 + CH3COOH = CH3COOK + CO2 + H2O
Ca(OH)2 + H3PO2 = Ca3(PO2)2 + H2O =>
3 Ca(OH)2 + 2 H3PO2 = Ca3(PO2)2 + 6 H2O
P + SO2 = P2O + S =>
4 P + SO2 = 2 P2O + S
CH3CH(CH3)CH2COH + CuO = CH3CH(CH3)CH2COOH + Cu2O =>
CH3CH(CH3)CH2COH + 2 CuO = CH3CH(CH3)CH2COOH + Cu2O
H + B = H3B =>
3 H + B = H3B
NaHCO3(s) + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3(s) + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
C3H7OK + H2O = C3H7OH + KOH =>
C3H7OK + H2O = C3H7OH + KOH
K2MnO4 + H2SO4 + K2SO3 = MnO2 + K2SO4 + H2O =>
K2MnO4 + H2SO4 + K2SO3 = MnO2 + 2 K2SO4 + H2O
C16H12O + C10H13ON2F + H2 = C26H25N2OF + H2O =>
C16H12O + C10H13ON2F + H2 = C26H25N2OF + H2O
Li2O + Na2CO3 = Li2CO3 + Na2O =>
Li2O + Na2CO3 = Li2CO3 + Na2O
AgNO3 + Na(Cl)2 = AgCl2 + NaNO3 =>
AgNO3 + Na(Cl)2 = AgCl2 + NaNO3
FeS + HNO3 = NO + FeSO4 + H2O =>
3 FeS + 8 HNO3 = 8 NO + 3 FeSO4 + 4 H2O
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