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Fe12O3 + 3 CO = 12 Fe + 3 CO2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
K2CO3 + HNO3 = KNO3 + H2CO3 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2CO3
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Cr2(SO4)3 + NaOH = Na2(SO4) + Cr(OH)3 =>
Cr2(SO4)3 + 6 NaOH = 3 Na2(SO4) + 2 Cr(OH)3
Mg(s) + CuSO4(aq) = Mg(SO4)2(aq) + Cu(s) =>
Mg(s) + 2 CuSO4(aq) = Mg(SO4)2(aq) + 2 Cu(s)
MnSO4 + NH4S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
3 MnSO4 + 2 NH4S2O8 + 6 H2O = 3 MnO2 + 6 H2SO4 + (NH4)2SO4
Ba(HSO3)2 = BaSO3 + SO2 + H2O =>
Ba(HSO3)2 = BaSO3 + SO2 + H2O
HNO3 + As2S5 = H3AsO4 + H2SO4 + NO2 + H2O =>
40 HNO3 + As2S5 = 2 H3AsO4 + 5 H2SO4 + 40 NO2 + 12 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
P2O5 + Zn(OH)2 = Zn3(PO4)2 + H2O =>
P2O5 + 3 Zn(OH)2 = Zn3(PO4)2 + 3 H2O
NaH + HNo3 = NaNo3 + H2 =>
NaH + HNo3 = NaNo3 + H2
CUO + H2SO4 = CUH2O + SO4 =>
CUO + H2SO4 = CUH2O + SO4
NaClO4 + H2O = HClO4 + NaOH =>
NaClO4 + H2O = HClO4 + NaOH
Iron(III)Nitrate + MagnesiumSulphide = Iron(III)Sulphide + MagnesiumNitrate =>
Iron(III)Nitrate + MagnesiumSulphide = Iron(III)Sulphide + MagnesiumNitrate
KHSO4 + BaCl2 = Ba(HSO4)2 + KCl =>
2 KHSO4 + BaCl2 = Ba(HSO4)2 + 2 KCl
Zn(OH)2 + Cu = CuOH + Zn =>
Zn(OH)2 + 2 Cu = 2 CuOH + Zn
Pb(NO3)2 + H2O = Pb(OH)2NO3 + H2NO3 =>
Pb(NO3)2 + 2 H2O = Pb(OH)2NO3 + H2NO3
CH3CHO + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3CHCOOH =>
15 CH3CHO + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 10 CH3CHCOOH
CuSO4(Ac) + Mg(s) = MgSO4(Ac) + Cu(s) =>
CuSO4(Ac) + Mg(s) = MgSO4(Ac) + Cu(s)
C8H12O6(s) + O2(g) = CO2(g) + H2O(g) =>
C8H12O6(s) + 8 O2(g) = 8 CO2(g) + 6 H2O(g)
Ni(OH)2 + H2SO4 = NiSO4 + H2O =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H2O
H8 = H2 =>
H8 = 4 H2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Pb3O4 + KI + H2SO4 = PbSO4 + I2 + K2SO4 + H2O =>
Pb3O4 + 2 KI + 4 H2SO4 = 3 PbSO4 + I2 + K2SO4 + 4 H2O
Fe(NO3)3 + Mg2(NO3)2 = Fe(NO3)2 + Mg2(NO3)3 =>
Fe(NO3)3 + Mg2(NO3)2 = Fe(NO3)2 + Mg2(NO3)3
Cr(aq) + O2(aq) = CrO3(s) =>
2 Cr(aq) + 3 O2(aq) = 2 CrO3(s)
NH4Cl + Al2(SO4)3 = (NH4)2SO4 + AlCl3 =>
6 NH4Cl + Al2(SO4)3 = 3(NH4)2SO4 + 2 AlCl3
Al2(SO4)3(aq) + Ca(HCO3)2(aq) = Al(OH)3(s) + CaSO4(s) + CO2(g) =>
Al2(SO4)3(aq) + 3 Ca(HCO3)2(aq) = 2 Al(OH)3(s) + 3 CaSO4(s) + 6 CO2(g)
H2 + Se + NaOH = H2O + Na2Se =>
H2 + Se + 2 NaOH = 2 H2O + Na2Se
CH3CH2CHOHOH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H5COOH + HOH =>
3 CH3CH2CHOHOH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C2H5COOH + 7 HOH
FeCl3(aq) + Fe(s) = FeCl2(aq) =>
2 FeCl3(aq) + Fe(s) = 3 FeCl2(aq)
Hg(NO3)2 + KCl = HgCl + KNO3NO3 =>
Hg(NO3)2 + KCl = HgCl + KNO3NO3
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Na2S + Br2 = NaBr + S =>
Na2S + Br2 = 2 NaBr + S
NH4Br + HCl = NH3 + H2 + BrCl =>
NH4Br + HCl = NH3 + H2 + BrCl
P + NaClO + H2O = H3PO4 + NaCl =>
2 P + 5 NaClO + 3 H2O = 2 H3PO4 + 5 NaCl
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
FeO + Si = FeSiO =>
FeO + Si = FeSiO
Ni(OH)2 + H2SO4 = NiSO4 + H(OH) =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H(OH)
MnO2 + HBr = MnBr2 + Br2 + HOH =>
MnO2 + 4 HBr = MnBr2 + Br2 + 2 HOH
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
O6 = O7 =>
7 O6 = 6 O7
Al(ClO3)3 + KF = K(ClO3) + AlF3 =>
Al(ClO3)3 + 3 KF = 3 K(ClO3) + AlF3
VSO4 + CuSO4 + H2O = Cu + VOSO4 + H2SO4 =>
VSO4 + CuSO4 + H2O = Cu + VOSO4 + H2SO4
CH3COOH + Na2SiO3 = CH3COONa + H2SiO3 =>
2 CH3COOH + Na2SiO3 = 2 CH3COONa + H2SiO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CaH2 + O = Ca[OH]2 =>
CaH2 + 2 O = Ca[OH]2
Al + Ca(CN)2 = Al(CN)3 + Ca =>
2 Al + 3 Ca(CN)2 = 2 Al(CN)3 + 3 Ca
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