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4 HNO3 + 3 Si + 12 HF = 8 H2O + 4 NO + 3 SiF4
SbCl3 + Br2 + NaOH = Na3SbO4 + NaBr + H2O + NaCl =>
SbCl3 + Br2 + 8 NaOH = Na3SbO4 + 2 NaBr + 4 H2O + 3 NaCl
C3H7COOH + C2H5OH = C3H7CO0C2H5 + water =>
C3H7COOH + 4 C2H5OH = 2 C3H7CO0C2H5 + 4 H2O
NaBr + KMnO4 = KBr + NaMnO4 =>
NaBr + KMnO4 = KBr + NaMnO4
MgO + H2PO4 = MgPO4 + H2O =>
MgO + H2PO4 = MgPO4 + H2O
C6H9O{-} + OH{-} = C6H8O4 + e + H2O =>
C6H9O{-} + 7 OH{-} = C6H8O4 + 8e + 4 H2O
PCl3 + KOH = K2HPO3 + KCl + H2O =>
PCl3 + 5 KOH = K2HPO3 + 3 KCl + 2 H2O
CH3CH2COOCH3 + NaOH = CH3CH2CH2COONa + H2O =>
CH3CH2COOCH3 + NaOH = CH3CH2CH2COONa + H2O
(NH4)2S + Ba(NO3)2 = BaS + NH3 + HNO3 =>
(NH4)2S + Ba(NO3)2 = BaS + 2 NH3 + 2 HNO3
CUSO4 + FeCl3 = CUCl2 + Fe2(SO4)3 =>
3 CUSO4 + 2 FeCl3 = 3 CUCl2 + Fe2(SO4)3
Ca3(PO4)2 + Si6O12 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + Si6O12 = P4O10 + 6 CaSiO3
CH3O + O2 = H2O + CO2 =>
4 CH3O + 5 O2 = 6 H2O + 4 CO2
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
C5H9O + []O2 = []CO2 + []H20 =>
20 C5H9O + 90[]O2 = 100[]CO2 + 9[]H20
K2O + AlCl3 = Al2O3 + KCl =>
3 K2O + 2 AlCl3 = Al2O3 + 6 KCl
KCl + H2O2 = Cl2 + KOH =>
2 KCl + H2O2 = Cl2 + 2 KOH
CrO3 + H2O = H2CrO4 =>
CrO3 + H2O = H2CrO4
MnCl2 + FeCl3 + H2O = MnFe2O4 + HCl =>
MnCl2 + 2 FeCl3 + 4 H2O = MnFe2O4 + 8 HCl
Ca(OH)2 + H3NO4 = H2O + Ca3(NO4)2 =>
3 Ca(OH)2 + 2 H3NO4 = 6 H2O + Ca3(NO4)2
HCl + C2H6O + K2CrO4 = CrCl3 + KCl + C2H4O + H2O =>
10 HCl + 3 C2H6O + 2 K2CrO4 = 2 CrCl3 + 4 KCl + 3 C2H4O + 8 H2O
CrO4{2-} + SO3{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
2 CrO4{2-} + 3 SO3{2-} + 5 H2O = 2 Cr(OH)3 + 3 SO4{2-} + 4 OH{-}
(CuOH)2CO3 + Na2S = Cu2S + Na2CO3 + H2O + Na2SO4 =>
4(CuOH)2CO3 + 5 Na2S = 4 Cu2S + 4 Na2CO3 + 4 H2O + Na2SO4
CrO3 + NaHSO3 + H2SO4 = Cr2(SO4)3 + NaHSO4 + H2O =>
2 CrO3 + 3 NaHSO3 + 3 H2SO4 = Cr2(SO4)3 + 3 NaHSO4 + 3 H2O
KCl + Zn3(PO4)2 = ZnCl2 + K3PO4 =>
6 KCl + Zn3(PO4)2 = 3 ZnCl2 + 2 K3PO4
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
MoO3 = Mo + O2 =>
2 MoO3 = 2 Mo + 3 O2
KBr + CaS = K2S + CaBr2 =>
2 KBr + CaS = K2S + CaBr2
Fe + C3 = FeC =>
3 Fe + C3 = 3 FeC
Na + H2SO4 = Na(SO4)2 + H2 =>
Na + 2 H2SO4 = Na(SO4)2 + 2 H2
Pb(NO3)2 + Ca(CH3COO)2 = Pb(CH3COO)2 + Ca(NO3)2 =>
Pb(NO3)2 + Ca(CH3COO)2 = Pb(CH3COO)2 + Ca(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb + K2CrO4 = Pb(CrO4) + K2 =>
Pb + K2CrO4 = Pb(CrO4) + K2
Ga + N2 = Ga2N3 =>
4 Ga + 3 N2 = 2 Ga2N3
H5TeO6 + Ba(OH)2 = Ba5(TeO6)2 + H2O =>
2 H5TeO6 + 5 Ba(OH)2 = Ba5(TeO6)2 + 10 H2O
H2CO3 + Mg(OH)2 = (CO3)2Mg2 + H2O =>
2 H2CO3 + 2 Mg(OH)2 = (CO3)2Mg2 + 4 H2O
(NH4)3PO4 + Ca(OH)2 = NH4OH + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(OH)2 = 6 NH4OH + Ca3(PO4)2
KCl + NaOH = NaK + ClOH =>
KCl + NaOH = NaK + ClOH
Fe2Cl3 + NH4OH = NH4Cl + Fe2(OH)3 =>
Fe2Cl3 + 3 NH4OH = 3 NH4Cl + Fe2(OH)3
Na + HNO3 = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
Cu(OH)2 + HBr = CuBr + H(OH)2 =>
Cu(OH)2 + HBr = CuBr + H(OH)2
P3N5 + BaN6 + NH4Cl = BaH4P6N12 + HCl + N2 =>
6 P3N5 + 3 BaN6 + 4 NH4Cl = 3 BaH4P6N12 + 4 HCl + 8 N2
Na4Fe(CN)6 + Na = NaCN + Fe =>
Na4Fe(CN)6 + 2 Na = 6 NaCN + Fe
MgCl2 + ClO2 = MgClO2 + Cl2 =>
MgCl2 + ClO2 = MgClO2 + Cl2
(NH4)2SO3 + NaOH = NH4OH + SO3Na2 =>
(NH4)2SO3 + 2 NaOH = 2 NH4OH + SO3Na2
P + NaOH = Na3PO3 + PH3 =>
2 P + 3 NaOH = Na3PO3 + PH3
Fe + O3 = Fe3O4 =>
9 Fe + 4 O3 = 3 Fe3O4
CH3CH2COOH + CH3CH2OH = CH3CH2COOCH2CH3 + H2O =>
CH3CH2COOH + CH3CH2OH = CH3CH2COOCH2CH3 + H2O
K2Cr2O7 + H2SO4 + KI = KSO4 + Cr2(SO4)3 + H2O + I2 =>
K2Cr2O7 + 7 H2SO4 + 2 KI = 4 KSO4 + Cr2(SO4)3 + 7 H2O + I2
Cu2O + HCl = CuCl2 + H2O + H2 =>
Cu2O + 4 HCl = 2 CuCl2 + H2O + H2
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