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2 Na + K2S = 2 K + Na2S
C + KNO3 = K2CO3 + CO2 + N2 =>
5 C + 4 KNO3 = 2 K2CO3 + 3 CO2 + 2 N2
C12H22O11(g) + O2(g) = CO2(g) + H2O(g) =>
C12H22O11(g) + 12 O2(g) = 12 CO2(g) + 11 H2O(g)
H2O + Cr2O72 = Cr + OH =>
72 H2O + Cr2O72 = 2 Cr + 144 OH
Zn + HNO2 = H2 + Zn[NO2]2 =>
Zn + 2 HNO2 = H2 + Zn[NO2]2
H2O + NH3 + SO2 = N2H8SO3 =>
H2O + 2 NH3 + SO2 = N2H8SO3
Sn(OH)4 + HNO3 = Sn(OH)2(NO3)2 + H2O =>
Sn(OH)4 + 2 HNO3 = Sn(OH)2(NO3)2 + 2 H2O
Al2O3 + H2S = Al2(S)3 + H2O =>
Al2O3 + 3 H2S = Al2(S)3 + 3 H2O
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O =>
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O
Li2S + BeF2 = LiF + BeS =>
Li2S + BeF2 = 2 LiF + BeS
H2 + C2HOOH = CH3COOH =>
H2 + C2HOOH = CH3COOH
Ca3(PO4)2 + H2(SO4) = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2(SO4) = 2 CaSO4 + Ca(H2PO4)2
KClO + H2O + CrCl3 = KCl + K2Cr2O7 + HCl =>
3 KClO + 4 H2O + 2 CrCl3 = KCl + K2Cr2O7 + 8 HCl
Cu2O + H2O = Cu2(OH)2 =>
Cu2O + H2O = Cu2(OH)2
NH4OH + H2O = NH5 + OH =>
NH4OH + H2O = NH5 + 2 OH
Cu2O + H2O = CuOH =>
Cu2O + H2O = 2 CuOH
C2H5Cl + O2 = CO2 + H2O + Cl2 =>
4 C2H5Cl + 13 O2 = 8 CO2 + 10 H2O + 2 Cl2
P4S3 + H2O + NO3{-} = NO + H3PO4 + SO4{2-} + OH{-} =>
3 P4S3 + 28 H2O + 38 NO3{-} = 38 NO + 12 H3PO4 + 9 SO4{2-} + 20 OH{-}
CoCl2*6H + NH4Cl + NH3 + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2 CoCl2*6H + 2 NH4Cl + 8 NH3 + 7 H2O2 = 2[Co(NH3)5Cl]Cl2 + 14 H2O
FeS + HNO3 = Fe(NO3)3 + NO + H2O + H2SO4 =>
FeS + 6 HNO3 = Fe(NO3)3 + 3 NO + 2 H2O + H2SO4
Cu(CH3COO)2 + H2S = HCH3COO + CuS =>
Cu(CH3COO)2 + H2S = 2 HCH3COO + CuS
K + Cr + O = K2Cr2O7 =>
2 K + 2 Cr + 7 O = K2Cr2O7
Cs1 + O2 = CsO =>
2 Cs1 + O2 = 2 CsO
CuCl2 + H2O + SO2 = CuCl + H2SO4 + HCl =>
2 CuCl2 + 2 H2O + SO2 = 2 CuCl + H2SO4 + 2 HCl
H2S + Cu(CH3COO)2 = CuS + H(CH3COO) =>
H2S + Cu(CH3COO)2 = CuS + 2 H(CH3COO)
Fe2(SO3) + NaOH = Na2SO3 + FeOH =>
Fe2(SO3) + 2 NaOH = Na2SO3 + 2 FeOH
NO2(g) + O(g) + H2O(l) = HNO3 =>
2 NO2(g) + O(g) + H2O(l) = 2 HNO3
C6H10O5 + H2SO4 = CO2 + SO2 + H2O =>
C6H10O5 + 12 H2SO4 = 6 CO2 + 12 SO2 + 17 H2O
NaCl + KHCO3 = NaHCO3 + KCl =>
NaCl + KHCO3 = NaHCO3 + KCl
C3H6O2 + KMnO4 + H2O = C3H8O4 + MnO2 + KOH =>
3 C3H6O2 + 2 KMnO4 + 4 H2O = 3 C3H8O4 + 2 MnO2 + 2 KOH
C6H4(OH)COOH + CH3COOH = CH3COOC6H4COOH =>
10 C6H4(OH)COOH + CH3COOH = 8 CH3COOC6H4COOH
NaI + Br = NaBr2 + I =>
NaI + 2 Br = NaBr2 + I
In(OH)3 + OH{-} = [In(OH)6]{3-} =>
In(OH)3 + 3 OH{-} = [In(OH)6]{3-}
HNO3 + C12H11N = C12H10N2O2 + H2O =>
HNO3 + C12H11N = C12H10N2O2 + H2O
FeCl3 + (NH4)SCN = Fe(SCN)3 + (NH4)Cl =>
FeCl3 + 3(NH4)SCN = Fe(SCN)3 + 3(NH4)Cl
(NH4)2Cr2O7 + KOH = NH3 + H2O + K2CrO4 =>
(NH4)2Cr2O7 + 4 KOH = 2 NH3 + 3 H2O + 2 K2CrO4
HClNaOH = H2ONaCl =>
HClNaOH = H2ONaCl
HOCl + H2O = H3O + OCl =>
HOCl + H2O = H3O + OCl
Na2C2O4 + KMnO4 + H2SO4 = K1SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
2 Na2C2O4 + KMnO4 + 4 H2SO4 = K1SO4 + 2 Na2SO4 + MnSO4 + 4 CO2 + 4 H2O
HBr + Sn(OH)4 = SnBr4 + H2O =>
4 HBr + Sn(OH)4 = SnBr4 + 4 H2O
NH4OH + H2O = NH5 + OH =>
NH4OH + H2O = NH5 + 2 OH
FeCl3*3H2O + NH3 = Fe(OH)3 + NH4Cl =>
FeCl3*3H2O + 3 NH3 = Fe(OH)3 + 3 NH4Cl
HI + H2O = I{-} + H3O{+} =>
HI + H2O = I{-} + H3O{+}
NaOOCCOONa + HCl = HOOCCOOH + NaCl =>
NaOOCCOONa + 2 HCl = HOOCCOOH + 2 NaCl
C3Al4 + H2O = CH4 + Al(OH)3 =>
C3Al4 + 12 H2O = 3 CH4 + 4 Al(OH)3
C3H5(C18H35O2)3 + NaOH = C3H5(OH)3 + C18H35OONa =>
C3H5(C18H35O2)3 + 3 NaOH = C3H5(OH)3 + 3 C18H35OONa
H2O + NO + O = HNO3 =>
H2O + 2 NO + 3 O = 2 HNO3
Cl2(g) + HNO3(aq) = NO(g) + HClO3(aq) + H2O(l) =>
3 Cl2(g) + 10 HNO3(aq) = 10 NO(g) + 6 HClO3(aq) + 2 H2O(l)
Fe + C = FeC4 =>
Fe + 4 C = FeC4
CaCl2 + Ag(CH3COO)2 = Ca(CH3COO)2 + AgCl2 =>
CaCl2 + Ag(CH3COO)2 = Ca(CH3COO)2 + AgCl2
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