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4 H2Cr2O7 + PbO2 = Pb(HCr2O7)4 + 2 H2O
KI + FeCl3 + HCl = KCl + FeI2 + I2HCl3 =>
10 KI + 4 FeCl3 + HCl = 10 KCl + 4 FeI2 + I2HCl3
Na2SO4 + Cu(NO3)2 = NaNO3 + CuO4S =>
Na2SO4 + Cu(NO3)2 = 2 NaNO3 + CuO4S
Mg(s) + FeBr3(aq) = MgBr3(aq) + Fe(s) =>
Mg(s) + FeBr3(aq) = MgBr3(aq) + Fe(s)
Ni(NO3)2 + Na(HCO3) = Ni(HCO3)2 + Na(NO3) =>
Ni(NO3)2 + 2 Na(HCO3) = Ni(HCO3)2 + 2 Na(NO3)
SO2 + HMnO4 + H2O = MnO2 + H2SO4 =>
3 SO2 + 2 HMnO4 + 2 H2O = 2 MnO2 + 3 H2SO4
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
Zn(NO3) + Na2(PO4) = Zn(PO4) + Na2NO3 =>
Zn(NO3) + Na2(PO4) = Zn(PO4) + Na2NO3
HCN + CsOH = CsCN + H2O =>
HCN + CsOH = CsCN + H2O
H + Br = HBr =>
H + Br = HBr
Sb(OH)3 + HNO3 = Sb(NO3)3 + H2O =>
Sb(OH)3 + 3 HNO3 = Sb(NO3)3 + 3 H2O
CuCO3 + Na2SO3 = CuSO3 + Na2CO3 =>
CuCO3 + Na2SO3 = CuSO3 + Na2CO3
NaOH(aq) = Na + OH =>
NaOH(aq) = Na + OH
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Zn + FeCO3 = ZnCO3 + Fe =>
Zn + FeCO3 = ZnCO3 + Fe
C6H8 + KMnO4 + H2SO4 = C3H4O4 + MnSO4 + K2SO4 + H2O =>
5 C6H8 + 16 KMnO4 + 24 H2SO4 = 10 C3H4O4 + 16 MnSO4 + 8 K2SO4 + 24 H2O
C4H6O3 + C10H18O = C12H20O2 + H2O =>
C4H6O3 + 2 C10H18O = 2 C12H20O2 + H2O
BCl3 + FeO(OH)*H2O = B(OH)3 + FeOCl + H2O =>
BCl3 + 3 FeO(OH)*H2O = B(OH)3 + 3 FeOCl + 3 H2O
H2 + N2 + H2O = NH4OH =>
3 H2 + N2 + 2 H2O = 2 NH4OH
Na2CrO4(aq) + HCl(aq) = Na2Cr2O7(aq) + NaCl(aq) + H2O(l) =>
2 Na2CrO4(aq) + 2 HCl(aq) = Na2Cr2O7(aq) + 2 NaCl(aq) + H2O(l)
HOCl + HSO3{-} = Cl{-} + SO4{-2} + H{+} =>
HOCl + HSO3{-} = Cl{-} + SO4{-2} + 2 H{+}
C9H7N + H2O = C9H7NH + OH =>
C9H7N + H2O = C9H7NH + OH
Li2CO3 + Nb2O5 = LiNbO3 + CO2 =>
Li2CO3 + Nb2O5 = 2 LiNbO3 + CO2
Na2HPO4*12H2O + HNO3 = H3PO4 + NaNO3 + H2O =>
Na2HPO4*12H2O + 2 HNO3 = H3PO4 + 2 NaNO3 + 12 H2O
Ba(C2H3O2) + NaOH = Ba(OH)2 + (C2H3O2)Na2 =>
Ba(C2H3O2) + 2 NaOH = Ba(OH)2 + (C2H3O2)Na2
Ba(NO3)2 + FeCl3 = Fe(NO3)2 + BaCl3 =>
Ba(NO3)2 + FeCl3 = Fe(NO3)2 + BaCl3
Al + CoI3 = Co + AlI3 =>
Al + CoI3 = Co + AlI3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Sn(ClO3)4 = Sn + (ClO3)4 =>
Sn(ClO3)4 = Sn + (ClO3)4
SnCl2 + Co(NO3)2 = SnCo2O4 + NO2 + Cl =>
SnCl2 + 2 Co(NO3)2 = SnCo2O4 + 4 NO2 + 2 Cl
KClO4 + H2SO4 = HClO4 + K2SO4 =>
2 KClO4 + H2SO4 = 2 HClO4 + K2SO4
Cr(SO4)3 + Fe(CH3COO)3 = Cr(CH3COO)3 + Fe(SO4)3 =>
Cr(SO4)3 + Fe(CH3COO)3 = Cr(CH3COO)3 + Fe(SO4)3
Ca5(PO4)3F + C + SiO2 = Ca(SiO3)2 + P4 + CaF + CO =>
4 Ca5(PO4)3F + 16 C + 32 SiO2 = 16 Ca(SiO3)2 + 3 P4 + 4 CaF + 16 CO
KCl + H2SO4 = Cl2 + KHSO4 + H2S + H2O =>
8 KCl + 9 H2SO4 = 4 Cl2 + 8 KHSO4 + H2S + 4 H2O
Pb(CH3COO)2 + (NH4)2S = PbS + NH4CH3COO =>
Pb(CH3COO)2 + (NH4)2S = PbS + 2 NH4CH3COO
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
C2H2 + HCl = CH2Cl =>
C2H2 + 2 HCl = 2 CH2Cl
Zn + Cu(OH)2 = Zn(OH)2 + Cu =>
Zn + Cu(OH)2 = Zn(OH)2 + Cu
BaH + OH + HNO3 = Ba(NO3)2 + H2O =>
BaH + 3 OH + 2 HNO3 = Ba(NO3)2 + 3 H2O
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
KJ + KMnO4 + H2SO4 = J + MnSO4 + K2SO4 + H2O =>
5 KJ + KMnO4 + 4 H2SO4 = 5 J + MnSO4 + 3 K2SO4 + 4 H2O
CaH2O = H2CaO =>
CaH2O = H2CaO
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
Fe{+2}O{+3} + CO = Fe + CO{+2} =>
Fe{+2}O{+3} + CO = Fe + CO{+2}
CrCl3 + Ag(ClO3) = Cr(ClO3)3 + AgCl =>
CrCl3 + 3 Ag(ClO3) = Cr(ClO3)3 + 3 AgCl
Cu + HCl = Cu(Cl2) + H2 =>
Cu + 2 HCl = Cu(Cl2) + H2
Au{3+} + Au = Au{+} =>
Au{3+} + 2 Au = 3 Au{+}
Zn + Fe(Cl2)3 = ZnCl2 + Fe =>
3 Zn + Fe(Cl2)3 = 3 ZnCl2 + Fe
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Ca5(PO4)3(F) + H3PO4 = Ca(H2PO4)2 + HF =>
Ca5(PO4)3(F) + 7 H3PO4 = 5 Ca(H2PO4)2 + HF
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