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2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Na2SO4 + AgNO3 = AgSO4 + Na2NO3 =>
Na2SO4 + AgNO3 = AgSO4 + Na2NO3
HNO3 + HI = NO2 + HIO3 + H2O =>
6 HNO3 + HI = 6 NO2 + HIO3 + 3 H2O
C3H5(OH)3 + K2Cr3O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H5(OH)3 + 14 K2Cr3O7 + 77 H2SO4 = 9 CO2 + 21 Cr2(SO4)3 + 14 K2SO4 + 89 H2O
C + H = C3H8 =>
3 C + 8 H = C3H8
Ag2S + Al + NaOH + H2O = Ag + HS + NaAlO2 =>
3 Ag2S + Al + NaOH + H2O = 6 Ag + 3 HS + NaAlO2
HCl(aq) + Li2CO3(aq) = H2CO3(aq) + LiCl(aq) =>
2 HCl(aq) + Li2CO3(aq) = H2CO3(aq) + 2 LiCl(aq)
Ca(ClO3)2 + CaCl2 + H2O = Cl + Ca(OH)2 =>
Ca(ClO3)2 + 5 CaCl2 + 6 H2O = 12 Cl + 6 Ca(OH)2
NH4F + HF = NH4HF2 =>
NH4F + HF = NH4HF2
H2PO4 + K = K3PO4 + H2 =>
H2PO4 + 3 K = K3PO4 + H2
AgSCN + NH4OH = AgNH3 + SCN + H2O =>
AgSCN + NH4OH = AgNH3 + SCN + H2O
Cl2 + HBr = BrCl + H =>
Cl2 + 2 HBr = 2 BrCl + 2 H
FeS2 + CaO + O2 = FeSO4 + CaS3 =>
6 FeS2 + 2 CaO + 11 O2 = 6 FeSO4 + 2 CaS3
K + Fe3 = K3Fe =>
9 K + Fe3 = 3 K3Fe
Pb(OH)3{-} + Cl2 + OH{-} = PbO2 + Cl{-} + H2O =>
Pb(OH)3{-} + Cl2 + OH{-} = PbO2 + 2 Cl{-} + 2 H2O
MgCl2 + H2SO4 = MgSO4 + HCl(aq) =>
MgCl2 + H2SO4 = MgSO4 + 2 HCl(aq)
Na2SO4 + HCa = CaSO4 + HNa2 =>
Na2SO4 + HCa = CaSO4 + HNa2
R3N + CH3COOH = CH3COO + R3NH =>
R3N + CH3COOH = CH3COO + R3NH
LiO(s) + CO2(g) = LiCO3(s) =>
LiO(s) + CO2(g) = LiCO3(s)
HCI + AIO = AI(CI) + HO =>
HCI + AIO = AI(CI) + HO
BiCl3 + Na[Sn(OH)3] + NaOH = Bi + NaCl + Na2[Sn(OH)6] =>
2 BiCl3 + 3 Na[Sn(OH)3] + 9 NaOH = 2 Bi + 6 NaCl + 3 Na2[Sn(OH)6]
Cu + S = Cu2S =>
2 Cu + S = Cu2S
H2SO4 + NaOH = (SO4)Na2 + H2O =>
H2SO4 + 2 NaOH = (SO4)Na2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
AgNO3 + NaOH = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH = Ag2O + 2 NaNO3 + H2O
I = I2 =>
2 I = I2
NH3 + HClO = NCl3 + H2O =>
NH3 + 3 HClO = NCl3 + 3 H2O
X3Y8 + O2 = XO2 + Y2O =>
X3Y8 + 5 O2 = 3 XO2 + 4 Y2O
K2MnO4 = K + MnO4 =>
K2MnO4 = 2 K + MnO4
H2SO4 + FeCl2 = FeSO4 + HCl =>
H2SO4 + FeCl2 = FeSO4 + 2 HCl
FeCO3 + H2O = Fe(OH)3 + H2 + CO2 =>
2 FeCO3 + 4 H2O = 2 Fe(OH)3 + H2 + 2 CO2
Cu(s) + H2SO4(l) = CuSO4(aq) + SO2 + H2O =>
Cu(s) + 2 H2SO4(l) = CuSO4(aq) + SO2 + 2 H2O
K4[Fe(CN)6] + K2Cr2O7 + H2SO4 = K3[Fe(CN)6] + Cr2(SO4)3 + K2SO4 + H2O =>
6 K4[Fe(CN)6] + K2Cr2O7 + 7 H2SO4 = 6 K3[Fe(CN)6] + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
C6H4C2H5Cl + KMnO4 + H2SO4 = CO2 + H2O + C6H4ClCOOH + K2SO4 + MnSO4 =>
5 C6H4C2H5Cl + 12 KMnO4 + 18 H2SO4 = 5 CO2 + 28 H2O + 5 C6H4ClCOOH + 6 K2SO4 + 12 MnSO4
Pb2O + H2O = PbOH =>
Pb2O + H2O = 2 PbOH
RbOH + H2SO4 = H2O + Rb2SO4 =>
2 RbOH + H2SO4 = 2 H2O + Rb2SO4
SHCH2(CH2)4CH2OH + HCl = SHCH2(CH2)4CH2Cl + H2O =>
SHCH2(CH2)4CH2OH + HCl = SHCH2(CH2)4CH2Cl + H2O
NH4OH + CO2 = (NH4)2CO3 + H2O =>
2 NH4OH + CO2 = (NH4)2CO3 + H2O
CH3COOH + KOH = KCH2COOH + H2O =>
CH3COOH + KOH = KCH2COOH + H2O
Zn + H2O = ZnO + H =>
Zn + H2O = ZnO + 2 H
CuSO4*5H2O(s) = CuSO4(s) + H2O(l) =>
CuSO4*5H2O(s) = CuSO4(s) + 5 H2O(l)
H2S + Cu(SO4) = CuS + H2(SO4) =>
H2S + Cu(SO4) = CuS + H2(SO4)
CH3 + Br2 = CBr4 + HBr =>
2 CH3 + 7 Br2 = 2 CBr4 + 6 HBr
Fe(OH)3 + H2C2O4 = Fe + H2O + C2O4 =>
2 Fe(OH)3 + 3 H2C2O4 = 2 Fe + 6 H2O + 3 C2O4
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Ca{2+} + Br{-} = Ca + Br2 =>
Ca{2+} + 2 Br{-} = Ca + Br2
Ca(OH)2 + H2SO4 = H2(OH)2 + CaSO4 =>
Ca(OH)2 + H2SO4 = H2(OH)2 + CaSO4
AgNO3(s) + NaCl(s) = NaNO3 + AgCl(s) =>
AgNO3(s) + NaCl(s) = NaNO3 + AgCl(s)
Zn + HCI = H2 + ZnCI =>
2 Zn + 2 HCI = H2 + 2 ZnCI
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