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K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
NH4I + NaOH = NaI + NH3 + H2O =>
NH4I + NaOH = NaI + NH3 + H2O
CaS + AlF3 = CaF2 + Al2S3 =>
3 CaS + 2 AlF3 = 3 CaF2 + Al2S3
Al + H(SO4) = Al2(SO4)3 + H2 =>
4 Al + 6 H(SO4) = 2 Al2(SO4)3 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
AgF + CaCl2 = AgCl + CaF2 =>
2 AgF + CaCl2 = 2 AgCl + CaF2
Ca10F2(PO4)6 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca10F2(PO4)6 + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
C(s) + CuO(s) = CuOC =>
C(s) + CuO(s) = CuOC
I2 + CaO = CaI + O2 =>
I2 + 2 CaO = 2 CaI + O2
CuS + O = Cu2O + SO2 =>
2 CuS + 5 O = Cu2O + 2 SO2
Mg2 + Au(NO3)3 = Au2 + Mg(NO3)2 =>
3 Mg2 + 4 Au(NO3)3 = 2 Au2 + 6 Mg(NO3)2
Fe(NO3)3 + Na3PO3 = Fe(NO3)3Na3PO3 =>
Fe(NO3)3 + Na3PO3 = Fe(NO3)3Na3PO3
CO2 + OH = CH + O2 =>
2 CO2 + 2 OH = 2 CH + 3 O2
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
KMnO4 + C10H10 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
10 KMnO4 + C10H10 + 15 H2SO4 = 5 K2SO4 + 10 MnSO4 + 10 CO2 + 20 H2O
BeCl2 + Na2CO3 + H2O = Be(OH)2 + CO2 + NaCl =>
BeCl2 + Na2CO3 + H2O = Be(OH)2 + CO2 + 2 NaCl
CrK(SO4)2 + NaOH = CrK(OH)4 + Na2SO4 =>
CrK(SO4)2 + 4 NaOH = CrK(OH)4 + 2 Na2SO4
As + Na = Na2As =>
As + 2 Na = Na2As
C + HNO3 = CO2 + N2 + H2O =>
5 C + 4 HNO3 = 5 CO2 + 2 N2 + 2 H2O
H32C19O2 + O2 = H2O + CO2 =>
H32C19O2 + 26 O2 = 16 H2O + 19 CO2
KMnO4(aq) + H2SO4(aq) = K2SO4(aq) + Mn2O7(aq) + H2O =>
2 KMnO4(aq) + H2SO4(aq) = K2SO4(aq) + Mn2O7(aq) + H2O
CrO3 + C2H5OH = Cr2O3 + C2H4O + H2O =>
2 CrO3 + 3 C2H5OH = Cr2O3 + 3 C2H4O + 3 H2O
C7H7NO2 + Fe + HCl = C7H8NH3Cl + FeCl2 + H2O =>
2 C7H7NO2 + 7 Fe + 16 HCl = 2 C7H8NH3Cl + 7 FeCl2 + 4 H2O
HNO3 + Ti = Ti(NO3)4 + H2O + N2 =>
24 HNO3 + 5 Ti = 5 Ti(NO3)4 + 12 H2O + 2 N2
P4OH + H2O = H + PO4 =>
P4OH + 15 H2O = 31 H + 4 PO4
CH + O = (CO2)6 + (H2O)6 =>
12 CH + 30 O = 2(CO2)6 + (H2O)6
H6C2O + O2 = H2O + CO2 =>
H6C2O + 3 O2 = 3 H2O + 2 CO2
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s) =>
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s)
H{+} + HClO2 + e = Cl2 + H2O =>
6 H{+} + 2 HClO2 + 6e = Cl2 + 4 H2O
Pb + O2 = Pb12O19 =>
24 Pb + 19 O2 = 2 Pb12O19
Cs + CsNO2 = Cs2O + N2 =>
6 Cs + 2 CsNO2 = 4 Cs2O + N2
C10H18O + C4H10O2 = C4H10O + C10H18O2 =>
C10H18O + C4H10O2 = C4H10O + C10H18O2
HgO + SNCl4 = HgCl2 + SNO2 =>
2 HgO + SNCl4 = 2 HgCl2 + SNO2
*2Fe + O2 = *2FeO3 =>
*2Fe + 3 O2 = *2FeO3
CuFeS2 + O2 = Cu5S + Fe2S + SO2 =>
10 CuFeS2 + 13 O2 = 2 Cu5S + 5 Fe2S + 13 SO2
C4H2 + O2 = CO5 + H2O =>
2 C4H2 + 21 O2 = 8 CO5 + 2 H2O
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
Li2CrO4 + H3PO4 = Li3PO4 + H2CrO4 =>
3 Li2CrO4 + 2 H3PO4 = 2 Li3PO4 + 3 H2CrO4
CuCO3 + Na2O + H3PO4 = Na2Cu2P6O18 + H2O + CO2 =>
2 CuCO3 + Na2O + 6 H3PO4 = Na2Cu2P6O18 + 9 H2O + 2 CO2
Mg(OH)2 + FeS = MgS + Fe(OH)2 =>
Mg(OH)2 + FeS = MgS + Fe(OH)2
H2C03 = C + H2 =>
H2C03 = 3 C + H2
[Cu(NH3)4(H2O)2]Cl + H2O2 + HCl = [Cu(NH3)4(H2O)2]Cl2 + H2O =>
2[Cu(NH3)4(H2O)2]Cl + H2O2 + 2 HCl = 2[Cu(NH3)4(H2O)2]Cl2 + 2 H2O
C4H10O + NH4NO3 = CH3COONH4 =>
C4H10O + NH4NO3 = 2 CH3COONH4
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)2 + NO + H2O =>
9 FeSO4 + 8 HNO3 = 3 Fe2(SO4)3 + 3 Fe(NO3)2 + 2 NO + 4 H2O
C6H4(COOH)2 + KOH = C6H4(COOK)2 + H2O =>
C6H4(COOH)2 + 2 KOH = C6H4(COOK)2 + 2 H2O
Li + I2 = LiI =>
2 Li + I2 = 2 LiI
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