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Fe2(SO3)3 + 6 HCl = 2 FeCl3 + 3 H2(SO3)
(NH4)2HPO4 + NaOH = NH4OH + Na2HPO4 =>
(NH4)2HPO4 + 2 NaOH = 2 NH4OH + Na2HPO4
PbS2 + HCl = PbCl2 + HS =>
PbS2 + 2 HCl = PbCl2 + 2 HS
Fe + AgNO3{-} = FeNO3{-} + Ag =>
Fe + AgNO3{-} = FeNO3{-} + Ag
Na2[Zn(OH)4] + H2S = Zn(OH)2 + NaHS + H2O =>
Na2[Zn(OH)4] + 2 H2S = Zn(OH)2 + 2 NaHS + 2 H2O
Na + Cu(SO4)2 = Na2SO4 + Cu =>
4 Na + Cu(SO4)2 = 2 Na2SO4 + Cu
SO4 + H = H2SO3 + H2O =>
SO4 + 4 H = H2SO3 + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
C6H5NH2 + HNO3 = C6H5NH3NO3 =>
C6H5NH2 + HNO3 = C6H5NH3NO3
Fe(NO3)2 + H2SO4 = Fe2(SO4)3 + HNO3 + NO + H2O =>
6 Fe(NO3)2 + 9 H2SO4 = 3 Fe2(SO4)3 + 10 HNO3 + 2 NO + 4 H2O
NO + KClO + H2O = KCl + KNO3 + HCl =>
2 NO + 3 KClO + H2O = KCl + 2 KNO3 + 2 HCl
(NH4)2CO3 + HCI = NH4CI + H2O + CO2 =>
(NH4)2CO3 + 2 HCI = 2 NH4CI + H2O + CO2
Mg + SO4 = MgSO4 =>
Mg + SO4 = MgSO4
CaCO3(s) + HNO3 = H2CO3(aq) + Ca(NO3)2(aq) =>
CaCO3(s) + 2 HNO3 = H2CO3(aq) + Ca(NO3)2(aq)
K + HBr = KBr + H =>
K + HBr = KBr + H
(NH4)2Co3 + ZnSO4 = (NH4)2SO4 + ZnCo3 =>
(NH4)2Co3 + ZnSO4 = (NH4)2SO4 + ZnCo3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(g) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(g)
H2CO3 + Ca = CaCO3 + H2 =>
H2CO3 + Ca = CaCO3 + H2
P + H2O = POH + H2 =>
2 P + 2 H2O = 2 POH + H2
K2Cr2O7(aq) + FeSO4(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + Fe2(SO4)3(aq) + K2SO4(aq) + H2O =>
K2Cr2O7(aq) + 6 FeSO4(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + 3 Fe2(SO4)3(aq) + K2SO4(aq) + 7 H2O
ZnBr2 + K3PO4 = ZnPO4 + K3Br2 =>
ZnBr2 + K3PO4 = ZnPO4 + K3Br2
CrO4{2-} + Pb{2+} = PbCrO4 =>
CrO4{2-} + Pb{2+} = PbCrO4
Cd(s) + HCl = H2(g) + CdCl2 =>
Cd(s) + 2 HCl = H2(g) + CdCl2
K2SO3 + H2O = KOH + H2SO3 =>
K2SO3 + 2 H2O = 2 KOH + H2SO3
ZnSO4*7H2O = Zn + SO4 + H + O2 =>
2 ZnSO4*7H2O = 2 Zn + 2 SO4 + 28 H + 7 O2
Cu2O + NO2 = CuO + NO =>
Cu2O + NO2 = 2 CuO + NO
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
AgBr + NH3 = Ag(NH3)2 + Br =>
AgBr + 2 NH3 = Ag(NH3)2 + Br
K2CO3 + HNO3(aq) = KNO3 + H2CO3 =>
K2CO3 + 2 HNO3(aq) = 2 KNO3 + H2CO3
CuO + NH4Cl = Cu + CuCl2 + N2 + H2O =>
4 CuO + 2 NH4Cl = 3 Cu + CuCl2 + N2 + 4 H2O
Mg + Zn(Cl2) = Zn2 + Mg(Cl2) =>
2 Mg + 2 Zn(Cl2) = Zn2 + 2 Mg(Cl2)
ZnO + NH3 = Zn + H2O + N2 =>
3 ZnO + 2 NH3 = 3 Zn + 3 H2O + N2
C3H8 + H2 = C2H6 =>
2 C3H8 + H2 = 3 C2H6
Ag2S(s) = Ag(s) + S(s) =>
Ag2S(s) = 2 Ag(s) + S(s)
Co + Cr = CoCr =>
Co + Cr = CoCr
KBr + Ca(NO3)2 = CaBr2 + KNO3 =>
2 KBr + Ca(NO3)2 = CaBr2 + 2 KNO3
Zn + KOH + NaNO3 = Na2ZnO2 + K2ZnO2 + NH3 + H2O =>
8 Zn + 14 KOH + 2 NaNO3 = Na2ZnO2 + 7 K2ZnO2 + 2 NH3 + 4 H2O
SOCl2 + NaOH = Na2SO3 + HCl =>
SOCl2 + 2 NaOH = Na2SO3 + 2 HCl
NaCl + H2O + AgNO3 = AgCl + NaOH + HNO3 =>
NaCl + H2O + AgNO3 = AgCl + NaOH + HNO3
SiO + Al = Si + Al2O3 =>
3 SiO + 2 Al = 3 Si + Al2O3
Cs2CO3 + HBr = CsBr + H2CO3 =>
Cs2CO3 + 2 HBr = 2 CsBr + H2CO3
HNO3 + C2H4 = C2H5NO2 + O2 =>
2 HNO3 + 2 C2H4 = 2 C2H5NO2 + O2
C6H5COOH(aq) + NaOH(aq) = C6H5COONa(aq) + H2O(l) =>
C6H5COOH(aq) + NaOH(aq) = C6H5COONa(aq) + H2O(l)
PH3 + NO2 = P4H10 + H2O + N2 =>
16 PH3 + 2 NO2 = 4 P4H10 + 4 H2O + N2
HNO3 + CaO = Ca(NO3)2 + H2O =>
2 HNO3 + CaO = Ca(NO3)2 + H2O
OH{-} + Ag2O + CH2O = Ag + CHO2{-} + H2O =>
OH{-} + Ag2O + CH2O = 2 Ag + CHO2{-} + H2O
H2 + N2O = H2O + N2 =>
H2 + N2O = H2O + N2
Al(NO3)3 + Na(OH) = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 Na(OH) = Al(OH)3 + 3 NaNO3
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