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4 HCl(l) + 2 Fe(s) + O2(g) = 2 FeCl2(aq) + 2 H2O(aq)
Hf + HF + H2O = HfF + H3O =>
Hf + HF + H2O = HfF + H3O
KNO3 + C2 = K2CO3 + CO + N =>
2 KNO3 + 2 C2 = K2CO3 + 3 CO + 2 N
C5H12OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
18 C5H12OH + 13 K2Cr2O7 + 52 H2SO4 = 13 Cr2(SO4)3 + 13 K2SO4 + 30 CH3CH3CO + 79 H2O
KCO3 + Ca(NO3)2 = K(NO3) + Ca(CO3)2 =>
2 KCO3 + Ca(NO3)2 = 2 K(NO3) + Ca(CO3)2
CO2 + H2O = O2 + CHO =>
4 CO2 + 2 H2O = 3 O2 + 4 CHO
K2Cr2O7 + H2SO3 = Cr2(SO4)3 + H2O + K2SO3 =>
K2Cr2O7 + 4 H2SO3 = Cr2(SO4)3 + 4 H2O + K2SO3
[(CaF)Ca4(PO4)3] + H2SO4 + H2O = CaSO4 + HF + CaH4(PO4)2H2O =>
2[(CaF)Ca4(PO4)3] + 7 H2SO4 + 3 H2O = 7 CaSO4 + 2 HF + 3 CaH4(PO4)2H2O
Mn(OH)7 + H2CO3 = H2O + Mn2(CO3)7 =>
2 Mn(OH)7 + 7 H2CO3 = 14 H2O + Mn2(CO3)7
CaS + PtF2 = CaF2 + PtS =>
CaS + PtF2 = CaF2 + PtS
SiO2 + Fe3O4 + O2 = Fe2(SiO3)3 =>
18 SiO2 + 4 Fe3O4 + O2 = 6 Fe2(SiO3)3
Mn + KOH + KNO3 = K2MnO4 + H2O + KNO2 =>
Mn + 2 KOH + 3 KNO3 = K2MnO4 + H2O + 3 KNO2
SiO2 + CaC2 = CaO + CO2 + Si =>
5 SiO2 + 2 CaC2 = 2 CaO + 4 CO2 + 5 Si
Sr{2+} + CO3{2-} = SrCO3 =>
Sr{2+} + CO3{2-} = SrCO3
(NH4)2SO4 + NO = N2 + SO2 + H2O =>
(NH4)2SO4 + 2 NO = 2 N2 + SO2 + 4 H2O
CH4 + Cl = H2 + CCl4 =>
CH4 + 4 Cl = 2 H2 + CCl4
Ca(ClO4)2 + HNO3 = Ca(NO3)2 + HClO4 =>
Ca(ClO4)2 + 2 HNO3 = Ca(NO3)2 + 2 HClO4
Hg(NO3) + Fe = FeNO3 + Hg =>
Hg(NO3) + Fe = FeNO3 + Hg
CaCO3 + HCl = CaCl2(aq) + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2(aq) + CO2 + H2O
SrCl2Na2S = SrSNa2Cl2 =>
SrCl2Na2S = SrSNa2Cl2
Mg + Cu(No3) = MgNo3 + Cu =>
Mg + Cu(No3) = MgNo3 + Cu
HCl + S = H + SCl =>
HCl + S = H + SCl
Fe(s) + HCl(aq) = FeHCl3(aq) + H2(g) =>
Fe(s) + 3 HCl(aq) = FeHCl3(aq) + H2(g)
Al2(SO4)3 + K3PO4 = AlPO4 + K2SO4 =>
Al2(SO4)3 + 2 K3PO4 = 2 AlPO4 + 3 K2SO4
(NH4)2SO4 + NaCl = NH4Cl + SO4Na2 =>
(NH4)2SO4 + 2 NaCl = 2 NH4Cl + SO4Na2
HCl(aq) + NaHCO3(s) = H2CO3(aq) + NaCl(s) =>
HCl(aq) + NaHCO3(s) = H2CO3(aq) + NaCl(s)
K2MnO4 + H2S = S + MnO2 + KOH =>
K2MnO4 + H2S = S + MnO2 + 2 KOH
CaS + I + HCl = CaCl + HI + S =>
CaS + I + HCl = CaCl + HI + S
NO = N2 + O2 =>
2 NO = N2 + O2
KSCN + AgNO3 = K(NO3) + Ag(SCN) =>
KSCN + AgNO3 = K(NO3) + Ag(SCN)
CH3OH + H2O = H{+} + {-} + CO2 =>
CH3OH + H2O = 6 H{+} + 6e + CO2
HClO4 + Li2CO3 = LiClO4 + H2O + CO2(g) =>
2 HClO4 + Li2CO3 = 2 LiClO4 + H2O + CO2(g)
Cu(s) + S8(s) + O2(g) = CuSO3 =>
8 Cu(s) + S8(s) + 12 O2(g) = 8 CuSO3
Br2 + AgI = I + AgBr2 =>
Br2 + AgI = I + AgBr2
AgBr + NiCrO7 = Ag2CrO7 + NiBr2 =>
2 AgBr + NiCrO7 = Ag2CrO7 + NiBr2
Na2SiO3*9H2O + CaCl2 = NaCl + CaSiO3 + H2O =>
Na2SiO3*9H2O + CaCl2 = 2 NaCl + CaSiO3 + 9 H2O
Ti2(CO3)3 + Li2O = Li2CO3 + Ti2O3 =>
Ti2(CO3)3 + 3 Li2O = 3 Li2CO3 + Ti2O3
Hg2(NO3)2 + KBr = Hg2Br + K(NO3)2 =>
Hg2(NO3)2 + KBr = Hg2Br + K(NO3)2
Ta + Cl2 = TaCl =>
2 Ta + Cl2 = 2 TaCl
Zn + Fe2Cl = Zn2Cl + Fe =>
2 Zn + Fe2Cl = Zn2Cl + 2 Fe
C6H5NH2 + O2 + H{+} = NH4{+} + CO2 + H2O =>
C6H5NH2 + 7 O2 + H{+} = NH4{+} + 6 CO2 + 2 H2O
H2SO4 + Mg(NO3)2 = H2(NO3) + Mg(SO4)2 =>
2 H2SO4 + Mg(NO3)2 = 2 H2(NO3) + Mg(SO4)2
V2O5 + Ca = CaO + V5 =>
5 V2O5 + 25 Ca = 25 CaO + 2 V5
SrCl2 + PbSO4 = SrSO4 + PbCl2 =>
SrCl2 + PbSO4 = SrSO4 + PbCl2
CaCl2 + AgCl = CaAg + Cl2 =>
2 CaCl2 + 2 AgCl = 2 CaAg + 3 Cl2
K2Cr2O7 + H2SO4 + (COOH)2*2H2O = KCr(SO4)2 + CO2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3(COOH)2*2H2O = 2 KCr(SO4)2 + 6 CO2 + 13 H2O
Li(s) = Li{+} + {-} =>
Li(s) = Li{+} + e
RbNO3 + BaBr2 = RbBr + Ba(NO3)2 =>
2 RbNO3 + BaBr2 = 2 RbBr + Ba(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H5Cl + Br2 = C3H3Br2Cl + H2 =>
C3H5Cl + Br2 = C3H3Br2Cl + H2
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