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2 CrO4{-2} + 2 H3O{+} = Cr2O7{-2} + 3 H2O
P2S5 + O2 = P4O10 + S =>
2 P2S5 + 5 O2 = P4O10 + 10 S
ClO3{-} + H2O = Cl{-} + OH =>
ClO3{-} + 3 H2O = Cl{-} + 6 OH
Sn + HCl = SnCl4 + H =>
Sn + 4 HCl = SnCl4 + 4 H
HI + Zn(NO3)2 = HNO3 + I2Zn =>
2 HI + Zn(NO3)2 = 2 HNO3 + I2Zn
Al + CH3COOH = Al(C2H3O2)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(C2H3O2)3 + 3 H2
Cl2(g) + NaBr = NaCl(ac) + Br2(l) =>
Cl2(g) + 2 NaBr = 2 NaCl(ac) + Br2(l)
P2O5 + RbOH = Rb3PO4 + H2O =>
P2O5 + 6 RbOH = 2 Rb3PO4 + 3 H2O
CaF2 + Cl = CaCl2 + F2 =>
CaF2 + 2 Cl = CaCl2 + F2
Fe + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
HCOOH + NaOH = NaHCOO + H2O =>
HCOOH + NaOH = NaHCOO + H2O
HBr + MgF2 = MgBr2 + HF =>
2 HBr + MgF2 = MgBr2 + 2 HF
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
P4S5 + PBr3 = P4S3 + Br =>
3 P4S5 + 8 PBr3 = 5 P4S3 + 24 Br
NH2 + H2SO4 = (NH4)2 + SO4 =>
2 NH2 + 2 H2SO4 = (NH4)2 + 2 SO4
Pt + HBr = HPt + Br =>
Pt + HBr = HPt + Br
Pb + KI = PbKI =>
Pb + KI = PbKI
Fe(CrO2)2 + KNO3 + KOH = Fe2O3 + K2CrO4 + KNO2 + H2O =>
2 Fe(CrO2)2 + 7 KNO3 + 8 KOH = Fe2O3 + 4 K2CrO4 + 7 KNO2 + 4 H2O
C3H8O3 + NaOH = C3H7O3Na + H2O =>
C3H8O3 + NaOH = C3H7O3Na + H2O
HCOOH + Na2HCO3 = HCOONa + H2O + CO3 =>
5 HCOOH + 4 Na2HCO3 = 8 HCOONa + 3 H2O + CO3
N2 + O2 + H2O = NH4NO3 =>
2 N2 + O2 + 4 H2O = 2 NH4NO3
AlCu + HCl = AlCl3 + CuCl + H2 =>
AlCu + 4 HCl = AlCl3 + CuCl + 2 H2
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
CH3I + NH3 = CH3NH2 + NH4I =>
CH3I + 2 NH3 = CH3NH2 + NH4I
Fe(s) + H2SO4 = Fe2(SO4)3 + H2(g) =>
2 Fe(s) + 3 H2SO4 = Fe2(SO4)3 + 3 H2(g)
Zn{2+} + NH3 + H2O = Zn(OH)2 + NH4{+} =>
Zn{2+} + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4{+}
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
NO + KOH = KNO3 + N2 + H2O =>
10 NO + 4 KOH = 4 KNO3 + 3 N2 + 2 H2O
Cl2 + As2S3 + H2O = H3AsO4 + S + HCl =>
5 Cl2 + As2S3 + 8 H2O = 2 H3AsO4 + 3 S + 10 HCl
MnO4{-} + SO2 + H2O = Mn2{+} + SO4{-}2 + H{+} =>
6 MnO4{-} + 13 SO2 + 2 H2O = 3 Mn2{+} + 13 SO4{-}2 + 4 H{+}
Cd(OH)2 + H2SiO3 = Cd(HSiO3)2 + H2O =>
Cd(OH)2 + 2 H2SiO3 = Cd(HSiO3)2 + 2 H2O
CO2 + H2O = C16H12O6 + O2 =>
16 CO2 + 6 H2O = C16H12O6 + 16 O2
C6H12O6 + CH3OH = C28H48O6 + H2O =>
5 C6H12O6 + 54 CH3OH = 3 C28H48O6 + 66 H2O
C4H10O(l) + O2(g) = CO2(g) + H2O(g)4 =>
2 C4H10O(l) + 27 O2(g) = 8 CO2(g) + 10 H2O(g)4
NH3 + HNO2 = NH4 + HNO =>
3 NH3 + HNO2 = 2 NH4 + 2 HNO
AlCl3 + NaOH + H2O = Na[Al(OH)4] + HCl =>
AlCl3 + NaOH + 3 H2O = Na[Al(OH)4] + 3 HCl
H + OH = H2O =>
H + OH = H2O
Ba + HCI = BaCI + H2 =>
2 Ba + 2 HCI = 2 BaCI + H2
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + KOH + NH4OH =>
2 K2CrO4 + 3(NH4)2S + 8 H2O = 2 Cr(OH)3 + 3 S + 4 KOH + 6 NH4OH
K2Cr2O7 + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
NH4 + H2O = NH4OH + H2 =>
2 NH4 + 2 H2O = 2 NH4OH + H2
CH3COOH + Li2CO3 = LiC2H3O2 + H2CO3 =>
2 CH3COOH + Li2CO3 = 2 LiC2H3O2 + H2CO3
C4H9OH + CuO = C3H7CHO + Cu + H2O =>
C4H9OH + CuO = C3H7CHO + Cu + H2O
Sn + Cu(NO3)2 = Cu + Sn(NO3)4 =>
Sn + 2 Cu(NO3)2 = 2 Cu + Sn(NO3)4
C12H22O11(s) + H2O(l) = C6H12O6(s) =>
C12H22O11(s) + H2O(l) = 2 C6H12O6(s)
MgSO4(aq) + KCl(aq) = MgCl2(s) + K2SO4(aq) =>
MgSO4(aq) + 2 KCl(aq) = MgCl2(s) + K2SO4(aq)
Fe(s) + NaBr = FeBr3(s) + Na(s) =>
Fe(s) + 3 NaBr = FeBr3(s) + 3 Na(s)
Pt + NiSO4 = NiPt + SO4 =>
Pt + NiSO4 = NiPt + SO4
CH3CH2OH + PI3 = CH3CH2I + P + OH =>
3 CH3CH2OH + PI3 = 3 CH3CH2I + P + 3 OH
H3NSO3 + CaCO3 = Ca3(NSO3)2 + H2O + CO2 =>
2 H3NSO3 + 3 CaCO3 = Ca3(NSO3)2 + 3 H2O + 3 CO2
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