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2 KOH + K2CO3 + 3 KNO3 + Cr2O3 = 2 K2CrO4 + 3 KNO2 + H2CO3
As + HNO3 = NO2 + H3AsO4 + H2O =>
As + 5 HNO3 = 5 NO2 + H3AsO4 + H2O
SO2 + Ba(OH)2 = BaSO3 + H2O =>
SO2 + Ba(OH)2 = BaSO3 + H2O
K2Cr2O7(l) + KI(l) + H2SO4(l) = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7(l) + 6 KI(l) + 7 H2SO4(l) = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2O2(aq) + Cu = CuO + H2O =>
H2O2(aq) + Cu = CuO + H2O
C2H5OH + O2 = CO2 + H2O2 =>
2 C2H5OH + 9 O2 = 4 CO2 + 6 H2O2
NO2 + H2 = NH4 + H2O =>
NO2 + 4 H2 = NH4 + 2 H2O
F + KBr = Br + KF =>
F + KBr = Br + KF
FeCl3(g) + Na2SO4(g) = FeSO4(g) + Na2Cl3(g) =>
FeCl3(g) + Na2SO4(g) = FeSO4(g) + Na2Cl3(g)
BaCl2 + (NH4)2(CO3) = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2(CO3) = BaCO3 + 2 NH4Cl
K2Cr2O7 + Fe(SO4)2 + H2SO4 = CrSO4 + K2SO4 + Fe(SO4)3 + H2O =>
K2Cr2O7 + 4 Fe(SO4)2 + 7 H2SO4 = 2 CrSO4 + K2SO4 + 4 Fe(SO4)3 + 7 H2O
Al(NO3)3(aq) + Mg(s) = Mg(NO3)3(aq) + Al(s) =>
Al(NO3)3(aq) + Mg(s) = Mg(NO3)3(aq) + Al(s)
Cu9O5 + CH4 = Cu + CO2 + H2O =>
4 Cu9O5 + 5 CH4 = 36 Cu + 5 CO2 + 10 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ba + HBr = BaHBr =>
Ba + HBr = BaHBr
Li + K2SeO3 = Li2SeO3 + K2 =>
2 Li + K2SeO3 = Li2SeO3 + K2
HNO3 + HS = NO2 + H2O + S =>
HNO3 + HS = NO2 + H2O + S
NH4OH + CuSO4 = [Cu(NH3)4] + H2O + SO4 =>
4 NH4OH + CuSO4 = [Cu(NH3)4] + 4 H2O + SO4
Cu(CO3) + MnPO4 = Cu3(PO4)2 + Mn2(CO3)3 =>
3 Cu(CO3) + 2 MnPO4 = Cu3(PO4)2 + Mn2(CO3)3
NH4OH + Cu2S = (NH4)2S + CuOH =>
2 NH4OH + Cu2S = (NH4)2S + 2 CuOH
AlCl3 + Na3PO4 = Al(PO4) + NaCl =>
AlCl3 + Na3PO4 = Al(PO4) + 3 NaCl
Li2 + Co3 = Li2Co3 =>
Li2 + Co3 = Li2Co3
K2CrO4 + KOH + SnCl2 + H2O = K2[Sn(OH)6] + CrCl3 =>
2 K2CrO4 + 2 KOH + 3 SnCl2 + 8 H2O = 3 K2[Sn(OH)6] + 2 CrCl3
Cu(OH)2 + K2SO4 = KOH + Cu2(SO4)2 =>
2 Cu(OH)2 + 2 K2SO4 = 4 KOH + Cu2(SO4)2
H2S + La(OH)3 = La2S3 + H2O =>
3 H2S + 2 La(OH)3 = La2S3 + 6 H2O
HCl + KCl + Sn + HNO3 = K2SnCl6 + NO2 + H2O =>
4 HCl + 2 KCl + Sn + 4 HNO3 = K2SnCl6 + 4 NO2 + 4 H2O
Zinc + HCl = zincchloride + hydrogen =>
Zn + 2 HCl = ZnCl2 + H2
H2(CO3) + Na(OH) = Na(CO3) + H2(OH) =>
H2(CO3) + Na(OH) = Na(CO3) + H2(OH)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO2 + Ba(OH)2 = Ba(NO2)2 + H2O =>
2 HNO2 + Ba(OH)2 = Ba(NO2)2 + 2 H2O
Mo + Br2 = MoBr3 =>
2 Mo + 3 Br2 = 2 MoBr3
Ca(OH)2 + MnCl2 = Mn(OH)2 + CaCl2 =>
Ca(OH)2 + MnCl2 = Mn(OH)2 + CaCl2
NaMnO4 + MnO2 + NaOH = Na2MnO4 + H2O =>
2 NaMnO4 + MnO2 + 4 NaOH = 3 Na2MnO4 + 2 H2O
Al + Br2 = Al2Br3 =>
4 Al + 3 Br2 = 2 Al2Br3
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
AgNO3 + Ba(NO3)2 = AgBa + NO3 =>
AgNO3 + Ba(NO3)2 = AgBa + 3 NO3
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
C2H4 + CH3COOH = CH2CHOOCCH3 + H2O =>
C2H4 + 3 CH3COOH = 2 CH2CHOOCCH3 + 2 H2O
H2S + MnO4{-} + H{+} = S + Mn{2+} + H2O =>
5 H2S + 2 MnO4{-} + 6 H{+} = 5 S + 2 Mn{2+} + 8 H2O
C6H5CHOHCN = C6H5CHO + HCN =>
C6H5CHOHCN = C6H5CHO + HCN
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KIO3 + Na2S2O3 + HCl = I2 + Na2S2O4 + KCl + H2O =>
2 KIO3 + 5 Na2S2O3 + 2 HCl = I2 + 5 Na2S2O4 + 2 KCl + H2O
CuBa(NO3)2 = Cu(NO3)2Ba =>
CuBa(NO3)2 = Cu(NO3)2Ba
Nb + WO4 = NbO2 + W =>
2 Nb + WO4 = 2 NbO2 + W
Fe + H2O = Fe(OH)3 + H2 =>
2 Fe + 6 H2O = 2 Fe(OH)3 + 3 H2
CH3CHClCOONa + CH3CH2Br = NaBr + CH3CHClCOOCH2CH3 =>
CH3CHClCOONa + CH3CH2Br = NaBr + CH3CHClCOOCH2CH3
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
CHBr3Cl2 = CClBr3HCl =>
CHBr3Cl2 = CClBr3HCl
Ca + S = CaS =>
Ca + S = CaS
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