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10 SnCl2 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 SnSO4 + K2SO4 + 5 SnCl4 + 8 H2O
CH3CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2COOH + H2O =>
10 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3CH2CH2COOH + 18 H2O
HCl + Na3CO2 = NaCl + H3CO2 =>
3 HCl + Na3CO2 = 3 NaCl + H3CO2
Br2 + Ni(OH)2 + NaOH = NiOOH + NaBr + H2O =>
Br2 + 2 Ni(OH)2 + 2 NaOH = 2 NiOOH + 2 NaBr + 2 H2O
Fe3O4 + CO = FeC + CO2 =>
Fe3O4 + 10 CO = 3 FeC + 7 CO2
(NH4)2CO3 + Ca3(PO4)2 = (NH4)3PO4 + Ca2(CO3)2 =>
6(NH4)2CO3 + 2 Ca3(PO4)2 = 4(NH4)3PO4 + 3 Ca2(CO3)2
BaCl(aq) + CaNO3(aq) = BaNO3(aq) + CaCl(aq) =>
BaCl(aq) + CaNO3(aq) = BaNO3(aq) + CaCl(aq)
KMnO4 + NaOH = KOH + Na + MnO2 + O2 =>
KMnO4 + NaOH = KOH + Na + MnO2 + O2
Pb(OH)2 + HCO2 = Pb(CO2)2 + H2O =>
Pb(OH)2 + 2 HCO2 = Pb(CO2)2 + 2 H2O
H2SO4 + KI = K2SO4 + I + H2S + H2O =>
5 H2SO4 + 8 KI = 4 K2SO4 + 8 I + H2S + 4 H2O
NaOH + Na2SO4 = H2SO4 + Na2O =>
2 NaOH + Na2SO4 = H2SO4 + 2 Na2O
KMnO4 + HCl + H2S = KCl + MnCl2 + S8 + H2O =>
16 KMnO4 + 48 HCl + 40 H2S = 16 KCl + 16 MnCl2 + 5 S8 + 64 H2O
ZnS + H2SO4 = ZnSO4 + SO2 + H2O =>
ZnS + 4 H2SO4 = ZnSO4 + 4 SO2 + 4 H2O
SO2(g) + CaO(s) = O2(g) + CaSO4(S) =>
4 SO2(g) + 2 CaO(s) = O2(g) + 2 CaSO4(S)
SrBr2 + Fe2(SO4)3 = Fe2Br2 + Sr(SO4)3 =>
SrBr2 + Fe2(SO4)3 = Fe2Br2 + Sr(SO4)3
H2S(g) + F2(g) = HF(g) + SF6(g) =>
H2S(g) + 4 F2(g) = 2 HF(g) + SF6(g)
Pb + HCI = PbCI + H2 =>
2 Pb + 2 HCI = 2 PbCI + H2
Cr2O7{2-} + H{+} + CH3COH = CH3COOH + H2O + Cr{3+} =>
Cr2O7{2-} + 8 H{+} + 3 CH3COH = 3 CH3COOH + 4 H2O + 2 Cr{3+}
KI + HgCl2 = HgI2 + KCl =>
2 KI + HgCl2 = HgI2 + 2 KCl
CH3NH2 = H + CNH2 =>
CH3NH2 = 3 H + CNH2
Na + H2O = Na2O4H + H5 =>
10 Na + 20 H2O = 5 Na2O4H + 7 H5
HCl(aq) + CaS(aq) = H2S + CaCl2 =>
2 HCl(aq) + CaS(aq) = H2S + CaCl2
HMnO4 + N2O4 + H2O = Mn(NO3)2 + HNO3 =>
2 HMnO4 + 5 N2O4 + 2 H2O = 2 Mn(NO3)2 + 6 HNO3
Ag(NO3)2 + Ca = Ca(NO3)2 + Ag =>
Ag(NO3)2 + Ca = Ca(NO3)2 + Ag
KOH + TiO2 = K2Ti4O9 + H2O =>
2 KOH + 4 TiO2 = K2Ti4O9 + H2O
NaOH(aq) + HCl(aq) = H2O(s) + NaCl(aq) =>
NaOH(aq) + HCl(aq) = H2O(s) + NaCl(aq)
Pt + H2Cl = H + PtCl2 =>
Pt + 2 H2Cl = 4 H + PtCl2
C2H5OH + KMnO4 + NaOH = CH3CHO + H2O + K2MnO4 + Na2MnO4 =>
C2H5OH + 2 KMnO4 + 2 NaOH = CH3CHO + 2 H2O + K2MnO4 + Na2MnO4
(CH3)3CCH2NO2 + Fe + HCl = FeCl2 + (CH3)3CCH2NH3Cl + H2O =>
(CH3)3CCH2NO2 + 3 Fe + 7 HCl = 3 FeCl2 + (CH3)3CCH2NH3Cl + 2 H2O
CaBr2 + CaF2 = Ca + BrF =>
CaBr2 + CaF2 = 2 Ca + 2 BrF
Zn(s) + Cu(NO3) = Zn(NO3)2 + Cu =>
Zn(s) + 2 Cu(NO3) = Zn(NO3)2 + 2 Cu
Na3(PO4)*12H2O + Zn(C2H3O2)2*2H2O = Zn3(PO4)2*4H2O + Na(C2H3O2) + H2O =>
2 Na3(PO4)*12H2O + 3 Zn(C2H3O2)2*2H2O = Zn3(PO4)2*4H2O + 6 Na(C2H3O2) + 26 H2O
BaCO3 + ZnO = BaZnO2 + CO2 =>
BaCO3 + ZnO = BaZnO2 + CO2
Cu(OH)2 + CO2 = CuO2 + C(OH)2 =>
Cu(OH)2 + CO2 = CuO2 + C(OH)2
Mg + Hg(NO3)2 = Hg + Mg(NO3)2 =>
Mg + Hg(NO3)2 = Hg + Mg(NO3)2
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
Cu3N + O2 = CuO + N2 =>
2 Cu3N + 3 O2 = 6 CuO + N2
Ag2SeO3 + Br2 + H2O = H2SeO4 + AgBr =>
Ag2SeO3 + Br2 + H2O = H2SeO4 + 2 AgBr
Ca(NO3)2 + Na + PO4 = Ca(PO4)2 + NaNO3 =>
Ca(NO3)2 + 2 Na + 2 PO4 = Ca(PO4)2 + 2 NaNO3
Zn3P2 + Al2S3 = AlP + ZnS =>
Zn3P2 + Al2S3 = 2 AlP + 3 ZnS
P(s) + O2(g) = P2O3(s) =>
4 P(s) + 3 O2(g) = 2 P2O3(s)
NH4(g) + Cr2O7(s) = (NH4)2Cr2O7(s) =>
2 NH4(g) + Cr2O7(s) = (NH4)2Cr2O7(s)
C6H12O6 = C + H6O3 =>
C6H12O6 = 6 C + 2 H6O3
Zn(s) + NiBr2(aq) = Ni(s) + ZnBr(aq) =>
2 Zn(s) + NiBr2(aq) = Ni(s) + 2 ZnBr(aq)
MnO4{-} + S2{-} + H{+} = Mn2{+} + S042{-} + H2O =>
40 MnO4{-} + 273 S2{-} + 320 H{+} = 20 Mn2{+} + 13 S042{-} + 160 H2O
Cl + Br{-} = Br + Cl{-} =>
Cl + Br{-} = Br + Cl{-}
As2 = As =>
As2 = 2 As
KCrO4 + NaCl + AgNO3 = KCl + AgCrO4 + NaNO3 =>
KCrO4 + NaCl + AgNO3 = KCl + AgCrO4 + NaNO3
CaBr2 + H2 + SO4 = CaSO4 + HBr =>
CaBr2 + H2 + SO4 = CaSO4 + 2 HBr
KMnO4 + C6H12O6 + NaOH = K2MnO4 + CO2 + H2O + Na2MnO4 =>
24 KMnO4 + C6H12O6 + 24 NaOH = 12 K2MnO4 + 6 CO2 + 18 H2O + 12 Na2MnO4
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