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2 Ni + Al2O3 = Ni2O3 + 2 Al
NaBrO3 + Na2S2O3 + HCl = Na2S4O6 + NaBr + NaCl + H2O =>
NaBrO3 + 6 Na2S2O3 + 6 HCl = 3 Na2S4O6 + NaBr + 6 NaCl + 3 H2O
NH4I + KOH = NOH + KH4I =>
NH4I + KOH = NOH + KH4I
NaHCO3 + KI = NaKI + HCO3 =>
NaHCO3 + KI = NaKI + HCO3
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
NaCH3COO + H2SO4 + CH3CH3OH = CH3COOCH2CH3 + NaHSO4 + H2O =>
6 NaCH3COO + 6 H2SO4 + 4 CH3CH3OH = 5 CH3COOCH2CH3 + 6 NaHSO4 + 6 H2O
CoCl2 + KNO2 + CH3COOH = K3[Co(NO2)6] + NO + H2O + KCH3COO + KCl =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3[Co(NO2)6] + NO + H2O + 2 KCH3COO + 2 KCl
Na2Cr2O7 + NaI + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + I2 =>
Na2Cr2O7 + 6 NaI + 7 H2SO4 = 4 Na2SO4 + Cr2(SO4)3 + 7 H2O + 3 I2
Cu(NO3)2 = Cu + O2 + NO2 =>
Cu(NO3)2 = Cu + O2 + 2 NO2
MnI2(aq) + Co(NO3)2(aq) = CoI2(s) + Mn(NO3)2(au) =>
MnI2(aq) + Co(NO3)2(aq) = CoI2(s) + Mn(NO3)2(au)
NO3 + H2O = HNO3 + O2 =>
4 NO3 + 2 H2O = 4 HNO3 + O2
K2Cr2O7(ac) + S(g) + H2O = Cr2O3(ac) + SO2(g) + KOH(ac) =>
2 K2Cr2O7(ac) + 3 S(g) + 2 H2O = 2 Cr2O3(ac) + 3 SO2(g) + 4 KOH(ac)
Fe + C6H8O7 + H2O = Fe2O3 + C6H12 =>
6 Fe + C6H8O7 + 2 H2O = 3 Fe2O3 + C6H12
H2 + CO + O2 = H2CO8 =>
2 H2 + 2 CO + 7 O2 = 2 H2CO8
Cu{2+} + SO4{2-} + H2O = CuSO4*5H2O =>
Cu{2+} + SO4{2-} + 5 H2O = CuSO4*5H2O
BeI2 + K = KI + Be =>
BeI2 + 2 K = 2 KI + Be
Cl2 + BrOH = BrClO + BrCl + H2O =>
Cl2 + 2 BrOH = BrClO + BrCl + H2O
CrI3 + H3PO3 = Cr3PO3 + HI3 =>
3 CrI3 + H3PO3 = Cr3PO3 + 3 HI3
Cr3O3 + Mg = MgO + Cr =>
Cr3O3 + 3 Mg = 3 MgO + 3 Cr
Ni(NO3)2*6(H2O) + Fe(NO3)3*9(H2O) + (NH2)2CO = NiFe2O4 + NO2 + CO2 + H2O =>
7 Ni(NO3)2*6(H2O) + 14 Fe(NO3)3*9(H2O) + 4(NH2)2CO = 7 NiFe2O4 + 64 NO2 + 4 CO2 + 176 H2O
SrCl2 + KMnO4 + H3Po3 = Cl2 + Mn3(Po4)2 + Sr3(Po4)2 + K3Po4 + H2O =>
9 SrCl2 + 6 KMnO4 + 16 H3Po3 = 9 Cl2 + 2 Mn3(Po4)2 + 3 Sr3(Po4)2 + 2 K3Po4 + 24 H2O
F(g) + Fr(g) = FFr(g) =>
F(g) + Fr(g) = FFr(g)
B2O3 + CaF2 = BF3 + CaO =>
B2O3 + 3 CaF2 = 2 BF3 + 3 CaO
SnCl2 + NaNO2 + HCl = SnCl4 + NO + NaCl + H2O =>
SnCl2 + 2 NaNO2 + 4 HCl = SnCl4 + 2 NO + 2 NaCl + 2 H2O
FeBr3 + F2 = FBr + Fe =>
2 FeBr3 + 3 F2 = 6 FBr + 2 Fe
C2H3F + O2 = CO2 + H2O + HF =>
2 C2H3F + 5 O2 = 4 CO2 + 2 H2O + 2 HF
NaBr(aq) + F2(g) = NaF(aq) + Br2(l) =>
2 NaBr(aq) + F2(g) = 2 NaF(aq) + Br2(l)
Fe{3+} + S{2-} = Fe2S3 =>
2 Fe{3+} + 3 S{2-} = Fe2S3
Zn + H*Cl = Zn*Cl2 + H2 =>
Zn + 2 H*Cl = Zn*Cl2 + H2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Ni2 + H2O = Ni2O3 + H2 =>
Ni2 + 3 H2O = Ni2O3 + 3 H2
MnSO4 + NaOH + Br2 = H2O + Na2MnO4 + Na2SO4 + NaBr =>
MnSO4 + 8 NaOH + 2 Br2 = 4 H2O + Na2MnO4 + Na2SO4 + 4 NaBr
ZnO + NH3 = Zn + N2 + H2O =>
3 ZnO + 2 NH3 = 3 Zn + N2 + 3 H2O
KCl + NH3 = H2KN + HCl =>
KCl + NH3 = H2KN + HCl
C + H2 + O2 = C11H22O11 =>
22 C + 22 H2 + 11 O2 = 2 C11H22O11
H2SO4(aq) + Na2O(s) = Na2SO4(aq) + H2O(s) =>
H2SO4(aq) + Na2O(s) = Na2SO4(aq) + H2O(s)
HCl + BaCrO4 = BaCl2 + CrCl3 + Cl + H2O =>
8 HCl + BaCrO4 = BaCl2 + CrCl3 + 3 Cl + 4 H2O
K(OH) + Cu(SO4) = Cu(OH)2 + K2SO4 =>
2 K(OH) + Cu(SO4) = Cu(OH)2 + K2SO4
Ti2O3 + CO = Ti + CO2 =>
Ti2O3 + 3 CO = 2 Ti + 3 CO2
C19H13O7 + O2 = CO2 + H2O =>
4 C19H13O7 + 75 O2 = 76 CO2 + 26 H2O
(NH4)2Fe(SO4)2(s) + NaOH(aq) = Fe(OH)2 + (NH4)2SO4 + Na2SO4 =>
(NH4)2Fe(SO4)2(s) + 2 NaOH(aq) = Fe(OH)2 + (NH4)2SO4 + Na2SO4
KIO3 + K2S2O5 = I2 + K2SO4 + SO2 =>
2 KIO3 + 4 K2S2O5 = I2 + 5 K2SO4 + 3 SO2
LiOHH2O + Sb2S3 + S + (NH4)2S = Li3SbS4 + NH3 + H2O =>
6 LiOHH2O + Sb2S3 + 2 S + 3(NH4)2S = 2 Li3SbS4 + 6 NH3 + 12 H2O
Cu(s) + Cl2(l) = CuCl =>
2 Cu(s) + Cl2(l) = 2 CuCl
Hg(OH)2 + P4O10 = Hg3(PO4)2 + H2O =>
6 Hg(OH)2 + P4O10 = 2 Hg3(PO4)2 + 6 H2O
I2 + As2O3 + KOH = KI + K3AsO4 + H2O =>
2 I2 + As2O3 + 10 KOH = 4 KI + 2 K3AsO4 + 5 H2O
Co2 + OH = CoH + O3 =>
3 Co2 + 6 OH = 6 CoH + 2 O3
H2 + CH3OH = CH4 + H2O =>
H2 + CH3OH = CH4 + H2O
NaOH + CrCl3 = H2O + NaCl + NaCrO2 =>
4 NaOH + CrCl3 = 2 H2O + 3 NaCl + NaCrO2
C9H8 + K2Cr2O7 + H3O{+} = C9H8O4 + H2O + KCr{3+} =>
C9H8 + K2Cr2O7 + 6 H3O{+} = C9H8O4 + 9 H2O + 2 KCr{3+}
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