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68 Zn + 3 Cr2O7{2-} + 42 H{+} = 34 Zn2{+} + 2 Cr3{+} + 21 H2O
H3PO4 + Na2Al2O4 = Na3PO4 + H2Al2O4 =>
2 H3PO4 + 3 Na2Al2O4 = 2 Na3PO4 + 3 H2Al2O4
C2H2 = C6H6 =>
3 C2H2 = C6H6
S{2-} + H2SO4 = HS{-} + HSO4{-} =>
S{2-} + H2SO4 = HS{-} + HSO4{-}
NH3 + HOH = NH3*H2O =>
NH3 + HOH = NH3*H2O
S4 = S =>
S4 = 4 S
Hg2(NO3)2 + Na2S = NaNO3 + Hg2S =>
Hg2(NO3)2 + Na2S = 2 NaNO3 + Hg2S
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
Al + H + Cl = AlHCl =>
Al + H + Cl = AlHCl
PbO2 + Sb + OH{-} = PbO + SbO2{-} + H2O =>
3 PbO2 + 2 Sb + 2 OH{-} = 3 PbO + 2 SbO2{-} + H2O
SrCrO4 + HBr = SrBr2 + H2CrO4 =>
SrCrO4 + 2 HBr = SrBr2 + H2CrO4
MnCl2 + Fe(NO3)3 = Mn(NO3)3 + FeCl2 =>
MnCl2 + Fe(NO3)3 = Mn(NO3)3 + FeCl2
NH3Ca(OH)2 = NH4OHCaO =>
NH3Ca(OH)2 = NH4OHCaO
Cu + Co(C2O4) = Co + Cu(C2O4) =>
Cu + Co(C2O4) = Co + Cu(C2O4)
NH4OH + HClO4 = H2O + NH4ClO4 =>
NH4OH + HClO4 = H2O + NH4ClO4
CrOH3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
2 CrOH3 + 7 KNO3 + 4 KOH = 2 K2CrO4 + 7 KNO2 + 5 H2O
Mg(s) + HNO3(aq) = Mg(NO3)2(aq) + H2(aq) =>
Mg(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2(aq)
Pb(OH)2 + H2CO3 = Pb(CO3)2 + H2O + H =>
Pb(OH)2 + 2 H2CO3 = Pb(CO3)2 + 2 H2O + 2 H
SrCl2 + K2Cr2O7 + H2SO4 = Sr(HSO4)2 + KHSO4 + H2O + CrO2Cl2 =>
2 SrCl2 + K2Cr2O7 + 6 H2SO4 = 2 Sr(HSO4)2 + 2 KHSO4 + 3 H2O + 2 CrO2Cl2
H + Si = H3Si =>
3 H + Si = H3Si
HNO2 + H3O = HNO3 + H =>
HNO2 + H3O = HNO3 + 3 H
C6H6(g) + Cl2(g) = C6H4Cl2(g) + HCl(g) =>
C6H6(g) + 2 Cl2(g) = C6H4Cl2(g) + 2 HCl(g)
Sr(s) + H2O(l) = SrOH2 =>
Sr(s) + H2O(l) = SrOH2
Na2S + Br2 = S + NaBr =>
Na2S + Br2 = S + 2 NaBr
Ca + Cr(OH)2 = Cr + Ca(OH)2 =>
Ca + Cr(OH)2 = Cr + Ca(OH)2
Zn(CH3COO)2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + KCH3COO =>
2 Zn(CH3COO)2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 4 KCH3COO
H2SO4BeO = H2OBeSO4 =>
H2SO4BeO = H2OBeSO4
C4H10 + Br2 = HBr + CHBr =>
C4H10 + 5 Br2 = 6 HBr + 4 CHBr
Li2O + HBr = LiBr + H2O =>
Li2O + 2 HBr = 2 LiBr + H2O
H3PO4 + FeCl3 = FePO4 + H3Cl3 =>
H3PO4 + FeCl3 = FePO4 + H3Cl3
C5H10O5 + H2O = CH3OH + CO2 =>
3 C5H10O5 + 5 H2O = 10 CH3OH + 5 CO2
H2C4H4O6 + NaOH = H2O + NaC4H5O6 =>
H2C4H4O6 + NaOH = H2O + NaC4H5O6
Ni + MgSO3 = Mg + Ni(SO3) =>
Ni + MgSO3 = Mg + Ni(SO3)
NaSiO3CaCl = NaClCaSiO3 =>
NaSiO3CaCl = NaClCaSiO3
HNO3H2O = H3NO4 =>
HNO3H2O = H3NO4
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KMnO4 + H2SO4 + HNO2 = HNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = 5 HNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Cr(OH)2 + Br2 = (OH)2 + BrCr2 =>
4 Cr(OH)2 + Br2 = 4(OH)2 + 2 BrCr2
H + Zn + HBrO = ZnBr2 + H2O =>
2 H + Zn + 2 HBrO = ZnBr2 + 2 H2O
NaBr + H2SO4 + KMnO4 = MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O =>
10 NaBr + 8 H2SO4 + 2 KMnO4 = 2 MnSO4 + 5 Br2 + 5 Na2SO4 + K2SO4 + 8 H2O
Al(s) + HNO3(aq) = Al(NO3)3(aq) + NO(g) + H2O(l) =>
Al(s) + 4 HNO3(aq) = Al(NO3)3(aq) + NO(g) + 2 H2O(l)
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
Al2O3HI = Al2IHO3 =>
Al2O3HI = Al2IHO3
KOH + NaHS = Na2S + K2S + H2O =>
2 KOH + 2 NaHS = Na2S + K2S + 2 H2O
C3H5Cl + Br2 = C3H5Br2 + Cl =>
C3H5Cl + Br2 = C3H5Br2 + Cl
ZrO2 = Zr + O =>
ZrO2 = Zr + 2 O
CH3CH2COOHCl2 = CH3CHClCOOHHCl =>
CH3CH2COOHCl2 = CH3CHClCOOHHCl
NH4HCO3 + NaOH = H2O + NH3 + Na2CO3 =>
NH4HCO3 + 2 NaOH = 2 H2O + NH3 + Na2CO3
CaOHHN = CaNHOH =>
CaOHHN = CaNHOH
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