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2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe + KI = FeI2 + K =>
Fe + 2 KI = FeI2 + 2 K
FePO4 + AgNO3 = Fe(NO3)3 + Ag3PO4 =>
FePO4 + 3 AgNO3 = Fe(NO3)3 + Ag3PO4
NH3(g) + F2(g) = NH4F(s) + NF3(g) =>
4 NH3(g) + 3 F2(g) = 3 NH4F(s) + NF3(g)
Na + CH4 = C + NaH =>
4 Na + CH4 = C + 4 NaH
CrO72{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
3 CrO72{-} + 428 Cl{-} + 432 H{+} = Cr3{+} + 216 H2O + 214 Cl2
Rb2O + SO3 = Rb2SO4 =>
Rb2O + SO3 = Rb2SO4
Mg(NO3)2 + K2SO4 = MgSO4 + KNO3 =>
Mg(NO3)2 + K2SO4 = MgSO4 + 2 KNO3
MnO + CO = Mn + CO2 =>
MnO + CO = Mn + CO2
NH4NO2 + H2O = HNO3 + NH4OH =>
4 NH4NO2 + 6 H2O = 3 HNO3 + 5 NH4OH
C14H10O2 + NaBH4 + H2O = C14H14O2 + BH3 + NaOH =>
C14H10O2 + 2 NaBH4 + 2 H2O = C14H14O2 + 2 BH3 + 2 NaOH
LiMnO4 + NiSO4 + H2SO4 = MnSO4 + Ni2(SO4)3 + Li2SO4 + H2O =>
2 LiMnO4 + 10 NiSO4 + 8 H2SO4 = 2 MnSO4 + 5 Ni2(SO4)3 + Li2SO4 + 8 H2O
LiCl + Na3PO4 = Li3PO4 + NaCl =>
3 LiCl + Na3PO4 = Li3PO4 + 3 NaCl
CaSO3 + O2 = CaO + SO3 =>
2 CaSO3 + O2 = 2 CaO + 2 SO3
C4H12NI + I2 = C4H12NI3 =>
C4H12NI + I2 = C4H12NI3
K4[Fe(CN)6] + KMnO4 + HCl = K3[Fe(CN)6] + MnCl2 + KCl + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 8 HCl = 5 K3[Fe(CN)6] + MnCl2 + 6 KCl + 4 H2O
Pb + HBr = PbHBr =>
Pb + HBr = PbHBr
CaSO3 + H2O = Ca(OH)2 + SO2 =>
CaSO3 + H2O = Ca(OH)2 + SO2
Hg + Br2 = HgBr2 =>
Hg + Br2 = HgBr2
FeS + O + H2O = Fe(OH)3 + S =>
2 FeS + 3 O + 3 H2O = 2 Fe(OH)3 + 2 S
HClO3 + HCl = H2O + Cl2 =>
HClO3 + 5 HCl = 3 H2O + 3 Cl2
Ag2O + C = Ag + CO2 =>
2 Ag2O + C = 4 Ag + CO2
MgO + NaOH = MgO2 + NaH =>
MgO + NaOH = MgO2 + NaH
B2Br6 + H(NO3) = B(NO3)3 + HBr =>
B2Br6 + 6 H(NO3) = 2 B(NO3)3 + 6 HBr
Na2CO3 + K2CO3 + Nb2O5 = NaKNb2O6 + CO2 =>
Na2CO3 + K2CO3 + 2 Nb2O5 = 2 NaKNb2O6 + 2 CO2
C2H5Br + Na = C2H5 + NaBr =>
C2H5Br + Na = C2H5 + NaBr
WF6 + H2O = WOF4 + HF =>
WF6 + H2O = WOF4 + 2 HF
As2O3 + Zn + H2O = AsH3 + Zn(OH)2 =>
As2O3 + 6 Zn + 9 H2O = 2 AsH3 + 6 Zn(OH)2
Be + HI = BeI + H =>
Be + HI = BeI + H
CrO2Cl2 = Cr2O3 + Cl2 + O2 =>
4 CrO2Cl2 = 2 Cr2O3 + 4 Cl2 + O2
HNo3 + Al(OH)3 = Al(No3)3 + H2O =>
3 HNo3 + Al(OH)3 = Al(No3)3 + 3 H2O
CuCl2 + Na2(CO3) = Cu(CO3) + Na2Cl2 =>
CuCl2 + Na2(CO3) = Cu(CO3) + Na2Cl2
NiCl2 + Na2CO3 = NiCO3 + NaCl =>
NiCl2 + Na2CO3 = NiCO3 + 2 NaCl
NH3N + O2 = NO2 + H2O =>
4 NH3N + 11 O2 = 8 NO2 + 6 H2O
NaOH + NaCl = HClO + Na =>
NaOH + NaCl = HClO + 2 Na
KClO3 + HBr = Br2 + H2O + KCl =>
KClO3 + 6 HBr = 3 Br2 + 3 H2O + KCl
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
H2SO4 + CH3COOH = HSO4{-} + CH3COOH2{+} =>
H2SO4 + CH3COOH = HSO4{-} + CH3COOH2{+}
Na2S2O5 + H2O = Na{+} + HSO3{-} =>
Na2S2O5 + H2O = 2 Na{+} + 2 HSO3{-}
Sn + MgCl2 = SnCl2 + Mg =>
Sn + MgCl2 = SnCl2 + Mg
Fe + NHO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 NHO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
P + HCl = PCl5 + H2 =>
2 P + 10 HCl = 2 PCl5 + 5 H2
Cl2 + CaF2 = ClF + Ca =>
Cl2 + CaF2 = 2 ClF + Ca
FeS2 + Cl2 = FeCl3 + S2Cl2 =>
2 FeS2 + 5 Cl2 = 2 FeCl3 + 2 S2Cl2
PCl3 + H2O2 = POCl3 + H2O =>
PCl3 + H2O2 = POCl3 + H2O
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
Fe(ClO3)3 + CuCrO4 = Fe2(CrO4)3 + Cu(ClO3)2 =>
2 Fe(ClO3)3 + 3 CuCrO4 = Fe2(CrO4)3 + 3 Cu(ClO3)2
Na2PbO2 + HNO3 = NaNO3 + Pb(NO3)2 + H2O =>
Na2PbO2 + 4 HNO3 = 2 NaNO3 + Pb(NO3)2 + 2 H2O
ReO2 + H2O = Re(OH)4 =>
ReO2 + 2 H2O = Re(OH)4
C2H6O + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H6O + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
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