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Fe(OH)3 + 3 HNO3 = Fe + 3 NO3 + 3 H2O
(NH4)2Be(CO3)2 + NaOH = NH3 + Be(OH)2*BeCO3 + H2O + Na2CO3 =>
2(NH4)2Be(CO3)2 + 6 NaOH = 4 NH3 + Be(OH)2*BeCO3 + 4 H2O + 3 Na2CO3
Li + Ca3(PO4)2 = Li3(PO4) + Ca =>
6 Li + Ca3(PO4)2 = 2 Li3(PO4) + 3 Ca
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Mg11Al2Si7O20(OH)16 + MgSiO3 = Al4Mg2Si5O18 + Mg2SiO4 + H2O =>
2 Mg11Al2Si7O20(OH)16 + 2 MgSiO3 = Al4Mg2Si5O18 + 11 Mg2SiO4 + 16 H2O
MnS + H2O = Mn(OH)2 + H2S =>
MnS + 2 H2O = Mn(OH)2 + H2S
Cu + H3O + NO3 = [Cu(H2O)6]2 + NO2 =>
2 Cu + 8 H3O + 4 NO3 = [Cu(H2O)6]2 + 4 NO2
C18H19O9N + KH2PO4 + O2 = C60H87O23N12P + KOH + H2O + CO2 =>
24 C18H19O9N + 2 KH2PO4 + 295 O2 = 2 C60H87O23N12P + 2 KOH + 142 H2O + 312 CO2
Al + Zn = AlZn =>
Al + Zn = AlZn
CrCl3*6H2O = CrOCl + HCl + H2O =>
CrCl3*6H2O = CrOCl + 2 HCl + 5 H2O
K2S + HBr + KBrO4 = S + KBr + H2O =>
4 K2S + 8 HBr + KBrO4 = 4 S + 9 KBr + 4 H2O
C + P = C3P4 =>
3 C + 4 P = C3P4
FeCl3 + Cu3(PO4)2 = FePO4 + CuCl2 =>
2 FeCl3 + Cu3(PO4)2 = 2 FePO4 + 3 CuCl2
FeBr2 + Fe(CH3COO)3 = Fe(CH3COO)2 + FeBr3 =>
3 FeBr2 + 2 Fe(CH3COO)3 = 3 Fe(CH3COO)2 + 2 FeBr3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Pb(NO3)2 + Na(PO4) = Pb(PO4)2 + Na(NO3) =>
Pb(NO3)2 + 2 Na(PO4) = Pb(PO4)2 + 2 Na(NO3)
Mn + AgNO3 = Mn(NO3)2 + Ag =>
Mn + 2 AgNO3 = Mn(NO3)2 + 2 Ag
Na2S(ac) + Na2Cr2O7(ac) + HCl(ac) = S8(s) + CrCl3(s) + NaCl(ac) + H2O(ac) =>
24 Na2S(ac) + 8 Na2Cr2O7(ac) + 112 HCl(ac) = 3 S8(s) + 16 CrCl3(s) + 64 NaCl(ac) + 56 H2O(ac)
N2H4 + HNO3 = H2O + HN3 =>
8 N2H4 + 5 HNO3 = 15 H2O + 7 HN3
MgCO3(s) + HNO3(aq) = H2O(l) + CO2(g) + Mg(NO3)2(aq) =>
MgCO3(s) + 2 HNO3(aq) = H2O(l) + CO2(g) + Mg(NO3)2(aq)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Si + HNO3 + HF = H2SiF6 + NO2 + H2O =>
Si + 4 HNO3 + 6 HF = H2SiF6 + 4 NO2 + 4 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ni2O3 + H = Ni + H2O =>
Ni2O3 + 6 H = 2 Ni + 3 H2O
HNO3(aq) + Mn(OH)2(s) = H2O(l) + Mn(NO3)2 =>
2 HNO3(aq) + Mn(OH)2(s) = 2 H2O(l) + Mn(NO3)2
CH3{-}CH2{-}CO{-}C6H4{-}CH3—(Br2) = CH3{-}CHBr{-}CO{-}C6H4{-}CH3CH3{-}CH2{-}CO{-}C6H4{-}CH3< = CH3{-}CH = C(OH){-}C6H4{-}CH3—(Br2) = CH3{-}CHBr{-}CBr(OH){-}C6H4{-}CH3—({-}HBr) = CH3{-} =>
CH3{-}CH2{-}CO{-}C6H4{-}CH3—(Br2) = CH3{-}CHBr{-}CO{-}C6H4{-}CH3CH3{-}CH2{-}CO{-}C6H4{-}CH3
FeS + HBr = BrFe + HS =>
FeS + HBr = BrFe + HS
Na4[MnCl6] + (NH4)2S = MnCl2 + Na2S + NH4Cl =>
Na4[MnCl6] + 2(NH4)2S = MnCl2 + 2 Na2S + 4 NH4Cl
KI + Na3PO4 = K3(PO4) + NaI =>
3 KI + Na3PO4 = K3(PO4) + 3 NaI
Ce(OH)3 = Ce2O3 + H2O =>
2 Ce(OH)3 = Ce2O3 + 3 H2O
KOH + SO3 = H2O + K2SO4 =>
2 KOH + SO3 = H2O + K2SO4
Sn + Cu{+2}SO4 = Sn{+4}SO4 + Cu =>
Sn + 2 Cu{+2}SO4 = Sn{+4}SO4 + 2 Cu
K2S + KMnO4 + H2SO4 = K2SO4 + MnS04 + H2O =>
31 K2S + 8 KMnO4 + 36 H2SO4 = 35 K2SO4 + 8 MnS04 + 36 H2O
Bi(OH)3(s) + K2SnO2(ac) = Bi(s) + K2SnO3(ac) + H2O =>
2 Bi(OH)3(s) + 3 K2SnO2(ac) = 2 Bi(s) + 3 K2SnO3(ac) + 3 H2O
Na2SO4 + Ni(NO3)2 = Na2(NO3)2 + SO4Ni =>
Na2SO4 + Ni(NO3)2 = Na2(NO3)2 + SO4Ni
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K2MnO4(s) + H2O(l) = KMnO4(s) + MnO2(s) + KOH(s) =>
3 K2MnO4(s) + 2 H2O(l) = 2 KMnO4(s) + MnO2(s) + 4 KOH(s)
NaOH + PO = H3PO4 + Na =>
3 NaOH + PO = H3PO4 + 3 Na
MnSO4 + HNO3 + Na2BiO3 = Bi(NO3)3 + Na2SO4 + HMnO4 + NaNO3 + H2O =>
MnSO4 + 23 HNO3 + 5 Na2BiO3 = 5 Bi(NO3)3 + Na2SO4 + HMnO4 + 8 NaNO3 + 11 H2O
KMgO4 + H2SO4 + Na2SO3 = K2SO4 + MgSO4 + Na2SO4 + H2O =>
2 KMgO4 + 3 H2SO4 + 5 Na2SO3 = K2SO4 + 2 MgSO4 + 5 Na2SO4 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaHCO3 + HCl = CO2 + NaCl + H2O =>
NaHCO3 + HCl = CO2 + NaCl + H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
NH4Cl + AgNO3 = NO3NH4 + AgCl =>
NH4Cl + AgNO3 = NO3NH4 + AgCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
KCrO2 + KCIO3 + KOH = K2CrO4 + KCI + H2O =>
2 KCrO2 + KCIO3 + 2 KOH = 2 K2CrO4 + KCI + H2O
Fe3O2 = Fe0 + O2 =>
Fe3O2 = 3 Fe0 + O2
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