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Fe + S = FeS
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Fe + S = FeS =>
Fe + S = FeS
Zn(OH)2(s) + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2(s) + 2 HNO3 = Zn(NO3)2 + 2 H2O
Zn(s) + FeCl3(aq) = Fe(s) + ZnCl2(aq) =>
3 Zn(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 ZnCl2(aq)
HCl + Al2O3 = AlCl3 + H2O =>
6 HCl + Al2O3 = 2 AlCl3 + 3 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CuCO4 = CuO + CO3 =>
CuCO4 = CuO + CO3
Ca3P2 + H2O = PH3 + Ca[OH]2 =>
Ca3P2 + 6 H2O = 2 PH3 + 3 Ca[OH]2
Sm2O3 + HNO3 + H2O = Sm(NO3)3*6H2O =>
Sm2O3 + 6 HNO3 + 9 H2O = 2 Sm(NO3)3*6H2O
C6H12O6 + NH4OH = C8H14O3N + CO2 + H2O =>
37 C6H12O6 + 24 NH4OH = 24 C8H14O3N + 30 CO2 + 114 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
O43 = O731 =>
17 O43 = O731
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Al + NaNO3 = Al2O3 + NaAlO2 + N2 =>
10 Al + 6 NaNO3 = 2 Al2O3 + 6 NaAlO2 + 3 N2
Cr(s) + NiSO4(aq) = Ni + Cr(SO4)3 =>
Cr(s) + 3 NiSO4(aq) = 3 Ni + Cr(SO4)3
BeCO3 = Be + CO3 =>
BeCO3 = Be + CO3
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
K2Cr2O7 + KBr + H2SO4 = Cr2(SO4)2 + K2SO4 + Br2 + H2O =>
K2Cr2O7 + 8 KBr + 7 H2SO4 = Cr2(SO4)2 + 5 K2SO4 + 4 Br2 + 7 H2O
Na(HCO3) + CH3COOH = CH3COONa + CO2 + H2O =>
Na(HCO3) + CH3COOH = CH3COONa + CO2 + H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Na + F4 = NaF2 =>
2 Na + F4 = 2 NaF2
Fe + HCI = FeHCI =>
Fe + HCI = FeHCI
NH4(NO2) = H2O + N2 =>
NH4(NO2) = 2 H2O + N2
Co + N = Co3N2 =>
3 Co + 2 N = Co3N2
C7H8 + O2 = C + H2O =>
C7H8 + 2 O2 = 7 C + 4 H2O
Fe3 + CrO4 = FeO + Cr =>
4 Fe3 + 3 CrO4 = 12 FeO + 3 Cr
CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2CH2COOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
PbNO3 + BaOH = PbOH + BaNO3 =>
PbNO3 + BaOH = PbOH + BaNO3
P + NaOH + H2O = NaH2PO2 + PH2 =>
3 P + 2 NaOH + 2 H2O = 2 NaH2PO2 + PH2
BrO3 + HSeO3 = Br + SeO4 + H2O =>
BrO3 + 2 HSeO3 = Br + 2 SeO4 + H2O
MoO3 + H2 = Mo2O3 + HOH =>
2 MoO3 + 3 H2 = Mo2O3 + 3 HOH
Cu(s) + S8(s) = CuS8 =>
Cu(s) + S8(s) = CuS8
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(CH3(CH2)4CH3)(l) + O2(g) = CO2(g) + H2O(g) =>
2(CH3(CH2)4CH3)(l) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
C6H6O + HBr = C6H5Br + H2O =>
C6H6O + HBr = C6H5Br + H2O
Zn3 + HCl = Zn3Cl6 + H2 =>
Zn3 + 6 HCl = Zn3Cl6 + 3 H2
BaNO32 = BaO + N2 + O2 =>
2 BaNO32 = 2 BaO + N2 + 31 O2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Cr(OH)6 + NaOH = Na3[Cr(OH)9] =>
Cr(OH)6 + 3 NaOH = Na3[Cr(OH)9]
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
MgN + H2O = Mg(OH)2 + NH2 =>
MgN + 2 H2O = Mg(OH)2 + NH2
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr =>
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr
Mg + H2(PO4) = Mg3(PO4)2 + H2 =>
3 Mg + 2 H2(PO4) = Mg3(PO4)2 + 2 H2
AuCl3 + KI = AuCl + KCl + I =>
AuCl3 + 2 KI = AuCl + 2 KCl + 2 I
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