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4[MnO4]{-} + 13[NO2]{-} + 6 H{+} = 2 Mn2{+} + 13[NO3]{-} + 3 H2O
Fe + RbSO4 = FeSO4 + Rb =>
Fe + RbSO4 = FeSO4 + Rb
C4H8S(g) + O2(g) = CO2(g) + H2O(g) + SO2 =>
C4H8S(g) + 7 O2(g) = 4 CO2(g) + 4 H2O(g) + SO2
Cu(II)Cl2 + Al = AlCl3 + Cu(II) =>
3 Cu(II)Cl2 + 2 Al = 2 AlCl3 + 3 Cu(II)
Cu(HNO3)2 + BaCl2 = Ba(HNO3)2 + CuCl2 =>
Cu(HNO3)2 + BaCl2 = Ba(HNO3)2 + CuCl2
Ca(HCO3)2 = CO2 + CaO + H2O =>
Ca(HCO3)2 = 2 CO2 + CaO + H2O
H2SO3 + Cl2 = HCl + SO3 =>
H2SO3 + Cl2 = 2 HCl + SO3
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Na + Al2(SO4)3 = Al + Na2SO4 =>
6 Na + Al2(SO4)3 = 2 Al + 3 Na2SO4
LiOH(s) + H2SO4(aq) = Li2SO4(aq) + H2O =>
2 LiOH(s) + H2SO4(aq) = Li2SO4(aq) + 2 H2O
Ca10F2(PO4)6 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca10F2(PO4)6 + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
CrS = Cr + S8 =>
8 CrS = 8 Cr + S8
SnCl4 + NH5 = SnCl2 + HCl + N2 =>
5 SnCl4 + 2 NH5 = 5 SnCl2 + 10 HCl + N2
C6H5NO2 + Fe + H2O = Fe3O4 + C6H7N =>
4 C6H5NO2 + 9 Fe + 4 H2O = 3 Fe3O4 + 4 C6H7N
Mo + HNO3 + HF = H2MoF6 + NO + H2O =>
3 Mo + 4 HNO3 + 18 HF = 3 H2MoF6 + 4 NO + 8 H2O
NaIO3 + KI + H2SO4 = I2 + Na2SO4 + KSO4 + H2O =>
4 NaIO3 + 10 KI + 12 H2SO4 = 7 I2 + 2 Na2SO4 + 10 KSO4 + 12 H2O
SO3(g) + H2O(g) = H2SO4 =>
SO3(g) + H2O(g) = H2SO4
NaOH + FeBr = NaBr + FeOH =>
NaOH + FeBr = NaBr + FeOH
Na2O2 + PbS + H2SO4 = Na2SO4 + PbSO4 + H2O =>
4 Na2O2 + PbS + 4 H2SO4 = 4 Na2SO4 + PbSO4 + 4 H2O
O2 + C6H7N = CO2 + HOH + N2 =>
31 O2 + 4 C6H7N = 24 CO2 + 14 HOH + 2 N2
Mn(CH3COO)2 + H2O = Mn + CH3COOH + OH =>
Mn(CH3COO)2 + 2 H2O = Mn + 2 CH3COOH + 2 OH
O2 = O3 =>
3 O2 = 2 O3
NiSO4 + CaCl2 = NiCl2 + CaSO4 =>
NiSO4 + CaCl2 = NiCl2 + CaSO4
Mg(H2PO4)2 + Ca(OH)2 = Mg(OH)2 + Ca(H2PO4)2 =>
Mg(H2PO4)2 + Ca(OH)2 = Mg(OH)2 + Ca(H2PO4)2
Mn3(PO4)2 + HCl(aq) = MnCl2 + H6(PO4)2 =>
Mn3(PO4)2 + 6 HCl(aq) = 3 MnCl2 + H6(PO4)2
FeCl3(aq) + Zn(s) = FeZn + Cl2 =>
2 FeCl3(aq) + 2 Zn(s) = 2 FeZn + 3 Cl2
Al + H2O = H2AlO =>
Al + H2O = H2AlO
Ca(HCO3)2 + Ca(OH)2 = Ca(CO3) + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
[Co(NH3)6] + HNO3 = [Co(NH3)6](NO3)3 + H =>
[Co(NH3)6] + 3 HNO3 = [Co(NH3)6](NO3)3 + 3 H
KCl + AgNO3{-}1 = KNO3{-}1 + AgCl =>
KCl + AgNO3{-}1 = KNO3{-}1 + AgCl
(a)H2SO4(aq) + Fe(s) = Fe2(SO4)3(aq) + H2(g) =>
3(a)H2SO4(aq) + 2 Fe(s) = Fe2(SO4)3(aq) + 3 H2(g)
NaNO3(S) = NaNO2(S) + O2(g) =>
2 NaNO3(S) = 2 NaNO2(S) + O2(g)
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Cr2O3(s) + Si(g) = Cr(s) + SiO2(s) =>
2 Cr2O3(s) + 3 Si(g) = 4 Cr(s) + 3 SiO2(s)
MnSO4 + Na2CrO4 + H2O = MnO2 + Cr2(SO4)3 + NaOH =>
3 MnSO4 + 2 Na2CrO4 + 2 H2O = 3 MnO2 + Cr2(SO4)3 + 4 NaOH
NO2(aq) + H2O(l) = HNO3 + NO(g) =>
3 NO2(aq) + H2O(l) = 2 HNO3 + NO(g)
OH{-} + MnO2 + ClO3{-} = MnO4{-} + Cl{-} + H2O =>
2 OH{-} + 2 MnO2 + ClO3{-} = 2 MnO4{-} + Cl{-} + H2O
HBr + Rb = H + BrRb =>
HBr + Rb = H + BrRb
FeSO4 + NO = (NO)SO4 + Fe =>
FeSO4 + NO = (NO)SO4 + Fe
CrCl2 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
3 CrCl2 + 2 KClO3 + 12 KOH = 3 K2CrO4 + 8 KCl + 6 H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
MgOH2 + SO2 = MgSO3 + H2 =>
MgOH2 + SO2 = MgSO3 + H2
HBr + KOH = H2O + KBr =>
HBr + KOH = H2O + KBr
KI + Na2SO3 + H2O = KOH + Na2S + I2 =>
6 KI + Na2SO3 + 3 H2O = 6 KOH + Na2S + 3 I2
[Ag(NH3)2]OH + Zn = Ag + [Zn(NH3)4](OH)2 =>
2[Ag(NH3)2]OH + Zn = 2 Ag + [Zn(NH3)4](OH)2
CuSO4 + Pb(NO3)2 = CuPb + SO4 + (NO3)2 =>
CuSO4 + Pb(NO3)2 = CuPb + SO4 + (NO3)2
XH + Ca(OH)2 = X2Ca + H2O =>
2 XH + Ca(OH)2 = X2Ca + 2 H2O
Ag1I1 + Na2S1 = Ag2S1 + Na1I1 =>
2 Ag1I1 + Na2S1 = Ag2S1 + 2 Na1I1
C7H602 + HO2 = CO2 + H2O =>
C7H602 + 210 HO2 = 7 CO2 + 406 H2O
Al + HS3 = H2 + Al2S3 =>
4 Al + 2 HS3 = H2 + 2 Al2S3
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