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Cr + NiCl2 = CrCl2 + Ni
S8 + Na2SO4 + H2 = Na2S2O3 + H2O =>
S8 + 8 Na2SO4 + 8 H2 = 8 Na2S2O3 + 8 H2O
CaCO3(l) + HCl(aq) = CaCl2(aq) + CO2(s) + H2O(l) =>
CaCO3(l) + 2 HCl(aq) = CaCl2(aq) + CO2(s) + H2O(l)
NaNO3 + Fe = NaNO2 + Fe2O3 =>
3 NaNO3 + 2 Fe = 3 NaNO2 + Fe2O3
S8 + O2 + H2SO4 = H2S2O7 =>
S8 + 12 O2 + 8 H2SO4 = 8 H2S2O7
Ga + HCl = H2 + GaCl =>
2 Ga + 2 HCl = H2 + 2 GaCl
Pb + N = PbN2 =>
Pb + 2 N = PbN2
C3H6O3 + NaHCO3 = NaH + H2O + CO2 =>
C3H6O3 + 6 NaHCO3 = 6 NaH + 3 H2O + 9 CO2
FeSO4 + K2CO3 = FeCO3 + K2SO4 =>
FeSO4 + K2CO3 = FeCO3 + K2SO4
K4Fe(CN)6 = Fe3C + C + N2 + KCN =>
3 K4Fe(CN)6 = Fe3C + 5 C + 3 N2 + 12 KCN
Ag(NO3) + NaBr = Na(NO3) + AgBr =>
Ag(NO3) + NaBr = Na(NO3) + AgBr
S1O2 = SO2 =>
S1O2 = SO2
KMnO4 + CH2CH2 + H2O = CH2(OH)CH2OH + KOH + MnO2 =>
2 KMnO4 + 3 CH2CH2 + 4 H2O = 3 CH2(OH)CH2OH + 2 KOH + 2 MnO2
OH + NaOH = ONa + H2O =>
OH + NaOH = ONa + H2O
KHSO4 + HCl = KCl + H2SO4 =>
KHSO4 + HCl = KCl + H2SO4
KIO4 + KI + HCl = KCl + I2 + H2O =>
KIO4 + 7 KI + 8 HCl = 8 KCl + 4 I2 + 4 H2O
C3H8O3 + H2 = C2H6O2 =>
2 C3H8O3 + H2 = 3 C2H6O2
Al2(SO4)3 + NaOH + C2H2O4 = Na3[Al(C2O4)3] + H2O + Na2SO4 =>
Al2(SO4)3 + 12 NaOH + 6 C2H2O4 = 2 Na3[Al(C2O4)3] + 12 H2O + 3 Na2SO4
HBr + CrS = HCr + BrS =>
HBr + CrS = HCr + BrS
Li(s) + HCl(aq) = LiCl + H2 =>
2 Li(s) + 2 HCl(aq) = 2 LiCl + H2
H2SO4(aq) + CaCO3(aq) = H2CO3 + CaSO4 =>
H2SO4(aq) + CaCO3(aq) = H2CO3 + CaSO4
BeCl2 + K = KCl + Be =>
BeCl2 + 2 K = 2 KCl + Be
Ca + HI = CaI + H2 =>
2 Ca + 2 HI = 2 CaI + H2
C2H2 + Cl2 = C + HCl =>
C2H2 + Cl2 = 2 C + 2 HCl
CuCO3 + HF = CuF2 + H2CO3 =>
CuCO3 + 2 HF = CuF2 + H2CO3
Cu + HNO3 + NaOH = Cu(OH)2 + NaHNO3 =>
Cu + 2 HNO3 + 2 NaOH = Cu(OH)2 + 2 NaHNO3
Te + KOH = K2TeO4 + K2Te + H2O =>
4 Te + 8 KOH = K2TeO4 + 3 K2Te + 4 H2O
CrO4{2-} + Fe(OH)2 + H2O = Cr2O3 + Fe(OH)3 + OH{-} =>
2 CrO4{2-} + 6 Fe(OH)2 + 5 H2O = Cr2O3 + 6 Fe(OH)3 + 4 OH{-}
Mg(s) + Pb(NO3)2(aq) = Mg(NO3)2 + Pb =>
Mg(s) + Pb(NO3)2(aq) = Mg(NO3)2 + Pb
C9H11N + H2 = C9H17N =>
C9H11N + 3 H2 = C9H17N
Co(NO3)2 = CoO + NO2 + O2 =>
2 Co(NO3)2 = 2 CoO + 4 NO2 + O2
NH4NO3 = O + N + H2O =>
NH4NO3 = O + 2 N + 2 H2O
N2I6 = N + I =>
N2I6 = 2 N + 6 I
NH3 + NO1 = N2 + H2O =>
4 NH3 + 6 NO1 = 5 N2 + 6 H2O
AgI + KF = AgK + IF =>
AgI + KF = AgK + IF
AgNO3 + Na2S2O8 = AgS2O8 + NO3Na2 =>
AgNO3 + Na2S2O8 = AgS2O8 + NO3Na2
CO(g) + H2 = C8H18 + H2O =>
8 CO(g) + 17 H2 = C8H18 + 8 H2O
ZnBr2 + Li2CO3 = ZnCO3 + LiBr =>
ZnBr2 + Li2CO3 = ZnCO3 + 2 LiBr
MgO + C = Mg + CO =>
MgO + C = Mg + CO
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
Ca(ClO)2 + Na2CO3 = NaClO + CaCO3 =>
Ca(ClO)2 + Na2CO3 = 2 NaClO + CaCO3
NaOH(aq) + Al(NO3)3(aq) = NaNO3(aq) + Al(OH)3 =>
3 NaOH(aq) + Al(NO3)3(aq) = 3 NaNO3(aq) + Al(OH)3
Li2O + HCl = LiCl + H2O =>
Li2O + 2 HCl = 2 LiCl + H2O
HCl(aq) + Na2SO3(s) = H2O + SO2 + NaCl =>
2 HCl(aq) + Na2SO3(s) = H2O + SO2 + 2 NaCl
ZnClO3 = ZnO + ClO2 =>
ZnClO3 = ZnO + ClO2
FeCl3 + (NH4)SCN = Fe(SCN)3 + NH4Cl =>
FeCl3 + 3(NH4)SCN = Fe(SCN)3 + 3 NH4Cl
CrCl3 + H2(SO4) = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2(SO4) = Cr2(SO4)3 + 6 HCl
Na2B4O7*10H2O = Na + B4O5(OH)4 + H2O =>
Na2B4O7*10H2O = 2 Na + B4O5(OH)4 + 8 H2O
S + Pb(NO3)2 = SO3 + N + PbO =>
5 S + 3 Pb(NO3)2 = 5 SO3 + 6 N + 3 PbO
CuCO3 + CH3COOH = (CH3COO)2Cu + H2O + CO2 =>
CuCO3 + 2 CH3COOH = (CH3COO)2Cu + H2O + CO2
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