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H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCOH + CuO = HCOOH + Cu2O =>
HCOH + 2 CuO = HCOOH + Cu2O
K2Cr2O7 + Fe(NO3)2 = Fe(Cr2O7) + K(NO3) =>
K2Cr2O7 + Fe(NO3)2 = Fe(Cr2O7) + 2 K(NO3)
As2S3 + NaOH + O2 = Na2SO4 + Na3AsO4 + H2O =>
As2S3 + 12 NaOH + 7 O2 = 3 Na2SO4 + 2 Na3AsO4 + 6 H2O
KIO3(aq) + KI(aq) + HCl(aq) = I2(aq) + KCl(aq) + H2O(l) =>
KIO3(aq) + 5 KI(aq) + 6 HCl(aq) = 3 I2(aq) + 6 KCl(aq) + 3 H2O(l)
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
H3PO4 + K2S = K3PO4 + H2S =>
2 H3PO4 + 3 K2S = 2 K3PO4 + 3 H2S
C2H2 + KMnO4 + KOH = K2MnO4 + H2C2O4 + H2O =>
C2H2 + 8 KMnO4 + 8 KOH = 8 K2MnO4 + H2C2O4 + 4 H2O
Fe{2+} + H2O = Fe2O3 + H2 + H{+} =>
2 Fe{2+} + 3 H2O = Fe2O3 + H2 + 4 H{+}
Zn + H3O{+} + H2O = [Zn(H2O)6]2{+} + H2 =>
4 Zn + 2 H3O{+} + 22 H2O = 2[Zn(H2O)6]2{+} + H2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
SiO2(s) + C(s) = Si(l) + CO22(g) =>
11 SiO2(s) + C(s) = 11 Si(l) + CO22(g)
Cr + V2O5 = VO + Cr2O3 =>
2 Cr + V2O5 = 2 VO + Cr2O3
Ba(BrO3)2(aq) + Na3PO4(aq) = Ba3(PO4)2 + Na(BrO3) =>
3 Ba(BrO3)2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2 + 6 Na(BrO3)
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
HCl + Co = CoCl3 + H3 =>
3 HCl + Co = CoCl3 + H3
SnSO4 + HCl = SnCl2 + H2SO4 =>
SnSO4 + 2 HCl = SnCl2 + H2SO4
K2Cr2O7 + HCl + SNCl2 = KCl + CrCl3 + SNCl4 + H2O =>
K2Cr2O7 + 14 HCl + 3 SNCl2 = 2 KCl + 2 CrCl3 + 3 SNCl4 + 7 H2O
SnO2*4H2O + HCl = SnCl4 + H2O =>
SnO2*4H2O + 4 HCl = SnCl4 + 6 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
(Cu(OH)2) = CuO + H2O =>
(Cu(OH)2) = CuO + H2O
CO2 + H2O = HO2 + C3 =>
3 CO2 + 2 H2O = 4 HO2 + C3
(Cu(OH)2) = CuO + H2O =>
(Cu(OH)2) = CuO + H2O
Cu + HCl = CuCl + CuH =>
2 Cu + HCl = CuCl + CuH
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
H4P2O7 + H2O = H3P2O7 + H3O =>
H4P2O7 + H2O = H3P2O7 + H3O
Na2CO3(aq) + CuCl2(aq) = NaCl(aq) + CuCO3 =>
Na2CO3(aq) + CuCl2(aq) = 2 NaCl(aq) + CuCO3
C6H14 + Br2 = C6HBr13 + HBr =>
C6H14 + 13 Br2 = C6HBr13 + 13 HBr
CH4 + Br2 = CH2Br3 + HBr =>
2 CH4 + 5 Br2 = 2 CH2Br3 + 4 HBr
CH3CHO + Ag2O = Ag + C2H5COOH =>
3 CH3CHO + Ag2O = 2 Ag + 2 C2H5COOH
NH4 + H2SO4 = N2(SO4)3 + H2 =>
2 NH4 + 3 H2SO4 = N2(SO4)3 + 7 H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HBa + NaOH = NaBaH2O =>
HBa + NaOH = NaBaH2O
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
UO3 + HNO3 = UO3(NO3)2 + H2O + NO =>
3 UO3 + 8 HNO3 = 3 UO3(NO3)2 + 4 H2O + 2 NO
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
Mg(HCO3)2 + HC2H3O2 = Mg(C2H3O2)2 + CO2 + H2O =>
Mg(HCO3)2 + 2 HC2H3O2 = Mg(C2H3O2)2 + 2 CO2 + 2 H2O
Al2S3 + HCl = Al2Cl + S + H2 =>
2 Al2S3 + 2 HCl = 2 Al2Cl + 6 S + H2
HCOH + CuO = HCOOH + Cu2O =>
HCOH + 2 CuO = HCOOH + Cu2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
As2S3 + NaOH + O2 = Na2SO4 + Na3AsO4 + H2O =>
As2S3 + 12 NaOH + 7 O2 = 3 Na2SO4 + 2 Na3AsO4 + 6 H2O
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
H2Cr2O7 + FeCl2 + HCl = CrCl3 + FeO3 + H2O =>
2 H2Cr2O7 + 3 FeCl2 + 6 HCl = 4 CrCl3 + 3 FeO3 + 5 H2O
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K + Li2O = K2O + Li =>
2 K + Li2O = K2O + 2 Li
CS + O2 = CO2 + SO2 =>
CS + 2 O2 = CO2 + SO2
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