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3 Sn + 4 AlBr3 = 3 SnBr4 + 4 Al
KOH + KClO3 + V = KCl + K4V2O7 + H2O =>
12 KOH + 5 KClO3 + 6 V = 5 KCl + 3 K4V2O7 + 6 H2O
Pb{+} + NO3{-} + H{+} = Pb{2+} + NO + H2O =>
3 Pb{+} + NO3{-} + 4 H{+} = 3 Pb{2+} + NO + 2 H2O
Al2O3 + MgBr2 = MgO + AlBr3 =>
Al2O3 + 3 MgBr2 = 3 MgO + 2 AlBr3
ScCl + Ag(NO3) = Sc(NO3) + AgCl =>
ScCl + Ag(NO3) = Sc(NO3) + AgCl
KMnO4 + Na2O2 + H2SO4 = KNaSO4 + MnSO4 + O2 + H2O =>
2 KMnO4 + Na2O2 + 4 H2SO4 = 2 KNaSO4 + 2 MnSO4 + 3 O2 + 4 H2O
C19H32O2 + O2 = CO2 + H2O =>
C19H32O2 + 26 O2 = 19 CO2 + 16 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2(g) + N2(g) = NH =>
H2(g) + N2(g) = 2 NH
KI + PH(NO3)2 = KNO3 + PHI2 =>
2 KI + PH(NO3)2 = 2 KNO3 + PHI2
Zn(OH)2 + CuO = CuZnO2 + H2O =>
Zn(OH)2 + CuO = CuZnO2 + H2O
KCN + F(NO3) = K(NO3) + FCN =>
KCN + F(NO3) = K(NO3) + FCN
Pb(NO3)2 + KBr = PbKBr + (NO3)2 =>
Pb(NO3)2 + KBr = PbKBr + (NO3)2
H4N2O3 + NaOH = NH3 + H2O + NaNO3 =>
H4N2O3 + NaOH = NH3 + H2O + NaNO3
Al2O3 + MgBr2 = MgO + AlBr3 =>
Al2O3 + 3 MgBr2 = 3 MgO + 2 AlBr3
NH4CrO + KOH = NH3 + KCrO + H2O =>
NH4CrO + KOH = NH3 + KCrO + H2O
(c)Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3(aq) =>
(c)Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3(aq)
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
Ca3(PO4)2 + HCl = CaHCl + PO4 =>
Ca3(PO4)2 + 3 HCl = 3 CaHCl + 2 PO4
CH4O + C9H8O4 = C8H8O3 + C3H6O2 =>
11 CH4O + 3 C9H8O4 = C8H8O3 + 10 C3H6O2
Fe2O3 + Na = Na2Fe + O2 =>
2 Fe2O3 + 8 Na = 4 Na2Fe + 3 O2
WO3 + NaNO2 + O2 = Na2WO4 + NO3 =>
2 WO3 + 4 NaNO2 + 3 O2 = 2 Na2WO4 + 4 NO3
CH3(CH2)3CH3 + O2 = CO2 + H2O =>
CH3(CH2)3CH3 + 8 O2 = 5 CO2 + 6 H2O
ZnS + NH4Cl = (NH4)2S + ZnCl2 =>
ZnS + 2 NH4Cl = (NH4)2S + ZnCl2
KOH + KClO3 + V = KCl + K4V2O7 + H2O =>
12 KOH + 5 KClO3 + 6 V = 5 KCl + 3 K4V2O7 + 6 H2O
Sn(CO3)2 + HCl = SnCl + H(CO3)2 =>
Sn(CO3)2 + HCl = SnCl + H(CO3)2
Li(s) + Zn(NO3)2(aq) = LiNO3 + Zn =>
2 Li(s) + Zn(NO3)2(aq) = 2 LiNO3 + Zn
NHO2 + Mg(OH)2 = Mg(NO2)2 + H2O =>
2 NHO2 + Mg(OH)2 = Mg(NO2)2 + 2 H2O
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
N3(g) + Br(g) = NBr3(g) =>
N3(g) + 9 Br(g) = 3 NBr3(g)
NiCO3 + HI = H2O + CO2 + NiI2 =>
NiCO3 + 2 HI = H2O + CO2 + NiI2
Sb2S3 + H2O2 = Sb2H2 + S + O2 =>
Sb2S3 + H2O2 = Sb2H2 + 3 S + O2
Al2S3 + H2SO4 = Al(HSO4)3 + H2S =>
Al2S3 + 6 H2SO4 = 2 Al(HSO4)3 + 3 H2S
SO2(g) + P(s) + Cl2(g) = SOCl2(l) + POCl3 =>
2 SO2(g) + 2 P(s) + 5 Cl2(g) = 2 SOCl2(l) + 2 POCl3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn(NO3)4 = Mn2O4 + N2 + O2 =>
2 Mn(NO3)4 = Mn2O4 + 4 N2 + 10 O2
Ni + H3BO3 = Ni3(BO3)2 + H2 =>
3 Ni + 2 H3BO3 = Ni3(BO3)2 + 3 H2
C2H4 + KMnO4 + KOH = K2C2O4 + K2MnO4 + H2O =>
C2H4 + 10 KMnO4 + 12 KOH = K2C2O4 + 10 K2MnO4 + 8 H2O
CuFeS2 + (NH4)2SO4 + O2 = (NH4)2Cu(SO4)2 + NH4Fe(SO4)2 + NH3 + H2O =>
4 CuFeS2 + 8(NH4)2SO4 + 17 O2 = 4(NH4)2Cu(SO4)2 + 4 NH4Fe(SO4)2 + 4 NH3 + 2 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
HCHO + CrO3 + H2SO4 = HCOOH + Cr2(SO4)3 + H2O =>
3 HCHO + 2 CrO3 + 3 H2SO4 = 3 HCOOH + Cr2(SO4)3 + 3 H2O
NaCl + Ca(NO3) = Na(NO3) + CaCl =>
NaCl + Ca(NO3) = Na(NO3) + CaCl
PbO2 = Pb{2+} + O2 + e =>
PbO2 = Pb{2+} + O2 + 2e
CU2 + H2SO4 = CU2S + CU2SO4 + H2O =>
4 CU2 + 4 H2SO4 = CU2S + 3 CU2SO4 + 4 H2O
HClO + C = HCl + CO =>
HClO + C = HCl + CO
MgCl2 + K3PO4 = MgPO4 + K3Cl2 =>
MgCl2 + K3PO4 = MgPO4 + K3Cl2
B + P = PB =>
B + P = PB
CuFeS2 + (NH4)2SO4 + O2 = (NH4)2Cu(SO4)2 + NH4Fe(SO4)2 + NH3 + H2O =>
4 CuFeS2 + 8(NH4)2SO4 + 17 O2 = 4(NH4)2Cu(SO4)2 + 4 NH4Fe(SO4)2 + 4 NH3 + 2 H2O
NaCl + Ca(NO3) = Na(NO3) + CaCl =>
NaCl + Ca(NO3) = Na(NO3) + CaCl
K2H + H2O = H3K2O =>
K2H + H2O = H3K2O
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