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3 Re + 8 HNO3 = 3 ReO4 + 8 NO + 4 H2O
K2SO3 + HCI = KCI + SO2 + H2O =>
K2SO3 + 2 HCI = 2 KCI + SO2 + H2O
Zn(OH)2 + HF = ZnOHF + H2O =>
Zn(OH)2 + HF = ZnOHF + H2O
CH3CHCHCH2 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
10 CH3CHCHCH2 + 14 KMnO4 + 21 H2SO4 = 20 CH3COOH + 16 H2O + 14 MnSO4 + 7 K2SO4
NH4NO3 + HNO3 = HNH4 + NO3 =>
NH4NO3 + HNO3 = HNH4 + 2 NO3
Ni(NO3)2 + (Na4)SiO4 = (Ni2)Si(O4) + Na(NO3) =>
2 Ni(NO3)2 + (Na4)SiO4 = (Ni2)Si(O4) + 4 Na(NO3)
K2SO4 + Al(NO3)3 = Al2(SO4)3 + KNO3 =>
3 K2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 KNO3
GaCl3 + O2 = Ga2O3 + Cl2 =>
4 GaCl3 + 3 O2 = 2 Ga2O3 + 6 Cl2
Fe(OH)3 + Fe2CO3 = Fe(OH)2 + Fe2(CO3)3 =>
8 Fe(OH)3 + 3 Fe2CO3 = 12 Fe(OH)2 + Fe2(CO3)3
Mg3As2 + PbPo = Mg4Po2 + Pb3As4 =>
4 Mg3As2 + 6 PbPo = 3 Mg4Po2 + 2 Pb3As4
HCl(aq) + CaCO3(aq) = CaCl(aq) + HCO3(s) =>
HCl(aq) + CaCO3(aq) = CaCl(aq) + HCO3(s)
C3H8 + HNO3 = H2O + C3H7NO2 =>
C3H8 + HNO3 = H2O + C3H7NO2
Ca5(PO4)3(OH) + H{+} = Ca{2+} + H2PO4{-} + H2O =>
Ca5(PO4)3(OH) + 7 H{+} = 5 Ca{2+} + 3 H2PO4{-} + H2O
Zn(s) + HCI(aq) = ZnCI(aq) + H(g) =>
Zn(s) + HCI(aq) = ZnCI(aq) + H(g)
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
Mn + AgClO3 = MnClO3 + Ag =>
Mn + AgClO3 = MnClO3 + Ag
KMnO4(s) = K2MnO4(s) + MnO2(s) + O2(g) =>
2 KMnO4(s) = K2MnO4(s) + MnO2(s) + O2(g)
NaI(aq) + HNO3(aq) = HI + NaNO3 =>
NaI(aq) + HNO3(aq) = HI + NaNO3
Fe3(s) + O2(g) = FeO =>
2 Fe3(s) + 3 O2(g) = 6 FeO
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
C2H5NH2 + HCl = C2H5NH3 + Cl2 =>
2 C2H5NH2 + 2 HCl = 2 C2H5NH3 + Cl2
MnO2 = Mn{2+} + O{-} =>
MnO2 = Mn{2+} + 2 O{-}
Pb + AgNO3 = AgNO3Pb =>
Pb + AgNO3 = AgNO3Pb
C10H18 + KMnO4 + H2O = C10H20O2 + KOH + MnO2 =>
3 C10H18 + 2 KMnO4 + 4 H2O = 3 C10H20O2 + 2 KOH + 2 MnO2
CH3CHO(l) + O2(g) = HC2H3O2(l) =>
2 CH3CHO(l) + O2(g) = 2 HC2H3O2(l)
C9H11NO2 + NaOH = C9H11Na + NO2OH =>
C9H11NO2 + NaOH = C9H11Na + NO2OH
H{+} + [Cr2O7]{2-} + I{-} = [Cr]{3+} + I2 + H2O =>
14 H{+} + [Cr2O7]{2-} + 6 I{-} = 2[Cr]{3+} + 3 I2 + 7 H2O
Hg + HBr = Hg2Br2 + H2 =>
2 Hg + 2 HBr = Hg2Br2 + H2
SiCl + H2 = Si + HCl =>
2 SiCl + H2 = 2 Si + 2 HCl
K2MnO4 + C2H5OH = MnO2 + CH3CHO + KOH =>
K2MnO4 + C2H5OH = MnO2 + CH3CHO + 2 KOH
Ni + NH4Cl = Ni(NH3)6 + Cl + H =>
Ni + 6 NH4Cl = Ni(NH3)6 + 6 Cl + 6 H
*SO2 + O2 = SO3 =>
2*SO2 + O2 = 2 SO3
ZnBr2 + Na3PO4 = ZnPO4 + Na3Br2 =>
ZnBr2 + Na3PO4 = ZnPO4 + Na3Br2
H3P1O4 + H1Cl1 = P1Cl5 + H2O1 =>
H3P1O4 + 5 H1Cl1 = P1Cl5 + 4 H2O1
KMnO4 + FeCO3 + H2SO4 = CO2 + Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 FeCO3 + 18 H2SO4 = 10 CO2 + 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 18 H2O
KOH + HC2H3O2 = KC2H3O3 + H2 =>
KOH + HC2H3O2 = KC2H3O3 + H2
M + HNO3 = M(NO3)2 + NO2 + H2O =>
M + 4 HNO3 = M(NO3)2 + 2 NO2 + 2 H2O
C4H8 + Cl = ClH2 + C =>
C4H8 + 4 Cl = 4 ClH2 + 4 C
C3H3N + O2 = HCN + CO2 + H2O =>
2 C3H3N + 5 O2 = 2 HCN + 4 CO2 + 2 H2O
Al2(SO3)3(aq) + Na3PO4(aq) = AlPO4(aq) + Na2SO3(s) =>
Al2(SO3)3(aq) + 2 Na3PO4(aq) = 2 AlPO4(aq) + 3 Na2SO3(s)
Sn[NO2]4 + Pt3N4 = Sn3N4 + Pt[NO2]4 =>
3 Sn[NO2]4 + Pt3N4 = Sn3N4 + 3 Pt[NO2]4
Ca(OH)2 + (NH4)2 = Ca + NH3 + H2O =>
Ca(OH)2 + (NH4)2 = Ca + 2 NH3 + 2 H2O
C6H5OH + KMnO4 + H2SO4 = C6H5O + MnSO4 + H2O + K2SO4 =>
10 C6H5OH + 2 KMnO4 + 3 H2SO4 = 10 C6H5O + 2 MnSO4 + 8 H2O + K2SO4
Ag + HCl = H3AgCl4 + H2 =>
2 Ag + 8 HCl = 2 H3AgCl4 + H2
C18H38 + H{+} + NO3{-} = CO2 + H2O + N2 =>
C18H38 + 22 H{+} + 22 NO3{-} = 18 CO2 + 30 H2O + 11 N2
Pb(NO3)2 + NaCl + H2O = NaOH + PbCl2 + HNO3 =>
Pb(NO3)2 + 2 NaCl + 2 H2O = 2 NaOH + PbCl2 + 2 HNO3
CrCl2 + O2 + H2O = Cr(OH)3 + HCl = =>
4 CrCl2 + O2 + 10 H2O = 4 Cr(OH)3 + 8 HCl
Na2SO3 + KMnO4 + KOH = H2O + K2MnO4 + Na2SO4 =>
Na2SO3 + 2 KMnO4 + 2 KOH = H2O + 2 K2MnO4 + Na2SO4
Fe2 + S = Fe2S3 =>
Fe2 + 3 S = Fe2S3
CH2ClCOOH + NaOH = NaCH2ClCOO + H2O =>
CH2ClCOOH + NaOH = NaCH2ClCOO + H2O
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