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2 NO2 + H2O = HNO3 + HNO2
H6N3B3 + H2O = NH3 + H2 + H3BO3 =>
H6N3B3 + 9 H2O = 3 NH3 + 3 H2 + 3 H3BO3
Bi2(SO4)3 + K2(CrO4) = Bi2(CrO4)3 + K2(SO4) =>
Bi2(SO4)3 + 3 K2(CrO4) = Bi2(CrO4)3 + 3 K2(SO4)
XS + YHNO3 = XH2SO4 + YNO2 + H2O =>
XS + 6 YHNO3 = XH2SO4 + 6 YNO2 + 2 H2O
PF3 + F2 = PF5 =>
PF3 + F2 = PF5
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{3+} =>
7 C2H6O + 2 Cr2O7{-} + 14 H{+} = 7 C2H4O + 14 H2O + 4 Cr{3+}
Cu(ii) + AgNO3 = Cu(NO3)2 + Ag =>
Cu(ii) + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Br2 + H3PO4 = P + HBrO3 + H2O =>
Br2 + 2 H3PO4 = 2 P + 2 HBrO3 + 2 H2O
CoOC = COCo =>
CoOC = COCo
HBr(aq) + Cs(s) = BrCs(aq) + H2(g) =>
2 HBr(aq) + 2 Cs(s) = 2 BrCs(aq) + H2(g)
Iron(III)oxide + aluminum = aluminumoxide + iron =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Ba(NO3)2 + K2CO3 = BaCO3 + K2(NO3)2 =>
Ba(NO3)2 + K2CO3 = BaCO3 + K2(NO3)2
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
CH3SO3H + NaOH = CH3SO3Na + H2O =>
CH3SO3H + NaOH = CH3SO3Na + H2O
Ag(aq) + I(aq) = AgI =>
Ag(aq) + I(aq) = AgI
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
C7H7Cl + NaI = C7H7I + NaCl =>
C7H7Cl + NaI = C7H7I + NaCl
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + H2O + MnO =>
10 Fe(SO4) + 2 KMnO4 + 6 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 6 H2O + 2 MnO
C28H18 + O2 = CO2 + H2O =>
2 C28H18 + 65 O2 = 56 CO2 + 18 H2O
AgNO3 + AlCl3 = AgNO3AlCl3 =>
AgNO3 + AlCl3 = AgNO3AlCl3
HNO2 + CaS = Ca(NO2)2 + H2S =>
2 HNO2 + CaS = Ca(NO2)2 + H2S
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ni2O3 + H3PO4 + KI = K3PO4 + H2O + I2 + Ni(H2PO4)2 =>
3 Ni2O3 + 14 H3PO4 + 6 KI = 2 K3PO4 + 9 H2O + 3 I2 + 6 Ni(H2PO4)2
Sn3(PO4)4 + MgO = SnO2 + Mg3(PO4)2 =>
Sn3(PO4)4 + 6 MgO = 3 SnO2 + 2 Mg3(PO4)2
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
Sr(NO3)2(aq) + (NH4)2CO3(aq) = SrCO3(s) + NH4NO3(aq) =>
Sr(NO3)2(aq) + (NH4)2CO3(aq) = SrCO3(s) + 2 NH4NO3(aq)
HNO3 + KOH = KNO3 + H2O(l) =>
HNO3 + KOH = KNO3 + H2O(l)
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Cr2O3(s) + CS2(l) = Cr2S3(s) + CO2(g) =>
2 Cr2O3(s) + 3 CS2(l) = 2 Cr2S3(s) + 3 CO2(g)
NH2OH + K2S2O8 = N2 + H2O + K2SO4 + H2SO4 =>
2 NH2OH + K2S2O8 = N2 + 2 H2O + K2SO4 + H2SO4
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
Zn + CuSO4 = Zn(CuSO4) =>
Zn + CuSO4 = Zn(CuSO4)
[(NH3)5CrOHCr(NH3)5]Cl5 + HCl = [CrCl(NH3)5]Cl2 + H2O =>
[(NH3)5CrOHCr(NH3)5]Cl5 + HCl = 2[CrCl(NH3)5]Cl2 + H2O
Zn(s) + CuBr2(aq) = Cu(s) + ZnBr2(at) =>
Zn(s) + CuBr2(aq) = Cu(s) + ZnBr2(at)
K2Cr2O7 + NaBr = Na2Cr2O7 + KBr =>
K2Cr2O7 + 2 NaBr = Na2Cr2O7 + 2 KBr
Fe3O4 + Na2S2O5 + O2 = FeSO4 + Na2SO4 =>
2 Fe3O4 + 6 Na2S2O5 + 5 O2 = 6 FeSO4 + 6 Na2SO4
NaCN = Na{+} + CN{-} =>
NaCN = Na{+} + CN{-}
La(OH)3 + CO2 = La2(CO3)3 + H2O =>
2 La(OH)3 + 3 CO2 = La2(CO3)3 + 3 H2O
AlBr3 + HNO3 = Al(NO3)3 + HBr =>
AlBr3 + 3 HNO3 = Al(NO3)3 + 3 HBr
MgCl2 + OH = Mg(OH)2 + Cl =>
MgCl2 + 2 OH = Mg(OH)2 + 2 Cl
Sb2S3 + HCl = SbCl3 + H2S = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
P + HNO3 + H2O = H2PO3 + NO =>
3 P + 4 HNO3 + H2O = 3 H2PO3 + 4 NO
CaCO3 + SO2 = CaSO3 + C + O2 =>
CaCO3 + SO2 = CaSO3 + C + O2
MgO + H2SO3 = MgSO4 + H2 =>
MgO + H2SO3 = MgSO4 + H2
Gd2O3 + Gd(OH)3 + GeO2 = GdHGeO4 =>
Gd2O3 + Gd(OH)3 + 3 GeO2 = 3 GdHGeO4
NH2CH2COOH + KOH = NH2CH2COOK + H2O =>
NH2CH2COOH + KOH = NH2CH2COOK + H2O
K2[HgI4] + KCn = HgCn + K2[KI4] =>
K2[HgI4] + KCn = HgCn + K2[KI4]
Cr(OH)3 + H2O2 + NaHCO3 = Na2CrO4 + H2O + CO2 =>
2 Cr(OH)3 + 3 H2O2 + 4 NaHCO3 = 2 Na2CrO4 + 8 H2O + 4 CO2
Zn + CuSO4 = Zn(CuSO4) =>
Zn + CuSO4 = Zn(CuSO4)
Cl{-} + S2O8{-2} = Cl2 + SO4{-2} =>
2 Cl{-} + S2O8{-2} = Cl2 + 2 SO4{-2}
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