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H2SO4 + Na2CO3 = Na2(SO4) + H2(CO3)
Co2 + Ca(OH)2 = CaCo3 + OH =>
3 Co2 + 2 Ca(OH)2 = 2 CaCo3 + 4 OH
HNO3(aq) + HBr(g) = NO(g) + Br2(l) + H2O =>
2 HNO3(aq) + 6 HBr(g) = 2 NO(g) + 3 Br2(l) + 4 H2O
FeSO4(aq) + Zn(s) = ZnSO4(aq) + Fe(s) =>
FeSO4(aq) + Zn(s) = ZnSO4(aq) + Fe(s)
HClAgNO3 = AgCl + HNO3 =>
HClAgNO3 = AgCl + HNO3
{226}Rn{88} = {226}Ra{86}{+} =>
{226}Rn{88} = {226}Ra{86}{+}
C3H6O2 + KOH = KH3C3O + H2O =>
C3H6O2 + KOH = KH3C3O + 2 H2O
C19H22O6 + O2 = CO2 + H2O =>
2 C19H22O6 + 43 O2 = 38 CO2 + 22 H2O
KCl + H2SO4 = KCl(SO4)2 + H =>
KCl + 2 H2SO4 = KCl(SO4)2 + 4 H
KBr + H2O = KBr*H2O =>
KBr + H2O = KBr*H2O
Fe + Zn = Fe2Zn3 =>
2 Fe + 3 Zn = Fe2Zn3
HNO3 + H2TeO3 = H2Te + NO3 + H2O =>
6 HNO3 + H2TeO3 = H2Te + 6 NO3 + 3 H2O
HBr + NH3 = NH4Br =>
HBr + NH3 = NH4Br
C4H8 = C4H6 + H2 =>
C4H8 = C4H6 + H2
NH4Cl + KBr = KCl + NH4Br =>
NH4Cl + KBr = KCl + NH4Br
C4H8O + KMnO4 + H2O = KOH + C4H8O4 + MnO2 =>
C4H8O + 2 KMnO4 + H2O = 2 KOH + C4H8O4 + 2 MnO2
NF3 + H2O = HNO3 + NO + HF =>
3 NF3 + 5 H2O = HNO3 + 2 NO + 9 HF
[Mn(NH3)4]2{+} + Na2S = [Na2(NH3)4]2{+} + MnS =>
[Mn(NH3)4]2{+} + 2 Na2S = [Na2(NH3)4]2{+} + 2 MnS
Al2(SO4)3 + CaCl2 = Al2Cl3 + Ca(SO4)2 =>
2 Al2(SO4)3 + 3 CaCl2 = 2 Al2Cl3 + 3 Ca(SO4)2
ScCl3 + AgNO3 = AgCl + Sc(NO3)3 =>
ScCl3 + 3 AgNO3 = 3 AgCl + Sc(NO3)3
NaCl + Ba(OH)2 = NaOH + BaCl2 =>
2 NaCl + Ba(OH)2 = 2 NaOH + BaCl2
Al + KOH + H2O = K[Al(OH)4(H2O)2] + H2 =>
2 Al + 2 KOH + 10 H2O = 2 K[Al(OH)4(H2O)2] + 3 H2
S + CaO = CaS2O3 + CaS =>
4 S + 3 CaO = CaS2O3 + 2 CaS
CH3COOH + C2H5OH = CH3COOC2H5 + H3O =>
4 CH3COOH + 6 C2H5OH = 5 CH3COOC2H5 + 4 H3O
Si + KMnO4 = Mn + K + SiO2 =>
2 Si + KMnO4 = Mn + K + 2 SiO2
K2NO2 + HNO3 = KNO3 + NO2 + H2O =>
K2NO2 + 4 HNO3 = 2 KNO3 + 3 NO2 + 2 H2O
H2Se + Ni2(CO3)3 = CO2 + Ni2Se3 + H2O =>
3 H2Se + Ni2(CO3)3 = 3 CO2 + Ni2Se3 + 3 H2O
Ni(NO3)2*6H2O + Na3PO4 = Na3(NO3)2 + NiPO4 + H2O =>
Ni(NO3)2*6H2O + Na3PO4 = Na3(NO3)2 + NiPO4 + 6 H2O
H2SiO3 + SO3 = H2SO4 + SiO2 =>
H2SiO3 + SO3 = H2SO4 + SiO2
Ba + N = Ba3N2 =>
3 Ba + 2 N = Ba3N2
Ca(OH)2(aq) + (NH4)2SO4(aq) = CaSO4(s) + NH3(l) + H2O(l) =>
Ca(OH)2(aq) + (NH4)2SO4(aq) = CaSO4(s) + 2 NH3(l) + 2 H2O(l)
H3O3 = H3O11 + H2O =>
19 H3O3 = 3 H3O11 + 24 H2O
TiCH2CH3 + (C2H4)97 = Ti(CH2)99CH3 =>
97 TiCH2CH3 + 49(C2H4)97 = 97 Ti(CH2)99CH3
C2H5Cl + Na = C2H4 + NaHCl =>
C2H5Cl + Na = C2H4 + NaHCl
Na2O + NaCl = Na2Cl + NaO =>
Na2O + NaCl = Na2Cl + NaO
Fe2O3 + KOH + Br2 = H2O + K2FeO4 + KBr =>
Fe2O3 + 10 KOH + 3 Br2 = 5 H2O + 2 K2FeO4 + 6 KBr
KFeO2 + HNO3 = KNO3 + Fe(NO3)3 + H2O =>
KFeO2 + 4 HNO3 = KNO3 + Fe(NO3)3 + 2 H2O
ClO2 + NaOH = NaClO2 + NaClO3 + H2O =>
2 ClO2 + 2 NaOH = NaClO2 + NaClO3 + H2O
Br2 + Al2O3 = AlBr3 + O2 =>
6 Br2 + 2 Al2O3 = 4 AlBr3 + 3 O2
Fe + P = FeP2 =>
Fe + 2 P = FeP2
BaSO4 + CaCl = CaSO4 + BaCl =>
BaSO4 + CaCl = CaSO4 + BaCl
AgCl + PbCl2 = AgCl2 + Pb =>
2 AgCl + PbCl2 = 2 AgCl2 + Pb
HCl + Ca(CO3) = CaCl2 + H2CO3 =>
2 HCl + Ca(CO3) = CaCl2 + H2CO3
CaO + S = CaS + SO2 =>
2 CaO + 3 S = 2 CaS + SO2
Ca(OH)2 + HC2H3O2 = CaH3O2 + HC2(OH)2 =>
Ca(OH)2 + HC2H3O2 = CaH3O2 + HC2(OH)2
Sr(OH)2 + CrCl3 = SrCl2 + Cr(OH)3 =>
3 Sr(OH)2 + 2 CrCl3 = 3 SrCl2 + 2 Cr(OH)3
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
NaNO3 + Zn + CH3COOH = Zn(NO3)2 + NO2 + CH3COONa + H2O =>
4 NaNO3 + Zn + 4 CH3COOH = Zn(NO3)2 + 2 NO2 + 4 CH3COONa + 2 H2O
KMnO4 + NH3 = MnO2 + KOH + N2 + H2O =>
2 KMnO4 + 2 NH3 = 2 MnO2 + 2 KOH + N2 + 2 H2O
MgNO3 + AlSO4 = MgSO4 + AlNO3 =>
MgNO3 + AlSO4 = MgSO4 + AlNO3
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