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C6H6 + 3 I2 = C6H6I6
CUO + CO2 + H2O = (CUOH)2CO3 =>
2 CUO + CO2 + H2O = (CUOH)2CO3
CHC3H8 + O2 = CO2 + H2O =>
4 CHC3H8 + 25 O2 = 16 CO2 + 18 H2O
Al + CoCl2 = AlCl3 + Co =>
2 Al + 3 CoCl2 = 2 AlCl3 + 3 Co
S(s) + O(g) = SO2(g) =>
S(s) + 2 O(g) = SO2(g)
Fe(NO3)3 + K2SO3 + H2O = Fe(OH)3 + KNO3 + SO2 =>
2 Fe(NO3)3 + 3 K2SO3 + 3 H2O = 2 Fe(OH)3 + 6 KNO3 + 3 SO2
Cr + N2 + O2 = Cr(NO3)3 =>
2 Cr + 3 N2 + 9 O2 = 2 Cr(NO3)3
Hg(CH3COO)3 + H2O = Hg(OH)3 + CH3COOH =>
Hg(CH3COO)3 + 3 H2O = Hg(OH)3 + 3 CH3COOH
CH3OH + HI = CH3I + H2O =>
CH3OH + HI = CH3I + H2O
NH4F + Br2 = NH4Br + F =>
2 NH4F + Br2 = 2 NH4Br + 2 F
H2 + S2 + O2 = H2SO4 =>
2 H2 + S2 + 4 O2 = 2 H2SO4
Ca(OH)2 + *Ca(HCO3)2 = CaCO3 + H2O =>
Ca(OH)2 + *Ca(HCO3)2 = 2 CaCO3 + 2 H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
C6H8O6 + O2 = CO + HO =>
C6H8O6 + 4 O2 = 6 CO + 8 HO
C2H4 + H2O = CH3CH2OH =>
C2H4 + H2O = CH3CH2OH
Fe3I8 + K2CO3 = Fe3O4 + KI + CO2 =>
Fe3I8 + 4 K2CO3 = Fe3O4 + 8 KI + 4 CO2
PO4 = P + O2 =>
PO4 = P + 2 O2
P + NaOH = Na3P + Na3PO4 + H2O =>
8 P + 24 NaOH = 5 Na3P + 3 Na3PO4 + 12 H2O
B(g) + F2(g) = BF3(g) =>
2 B(g) + 3 F2(g) = 2 BF3(g)
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
C20H42 = C10H22 + C20H20 =>
12 C20H42 = 22 C10H22 + C20H20
C3 = C4 =>
4 C3 = 3 C4
Al2(SO4)3 + Ba(ClO3)2 = BaSO4 + Al(ClO3)3 =>
Al2(SO4)3 + 3 Ba(ClO3)2 = 3 BaSO4 + 2 Al(ClO3)3
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 6 I + 7 H2O + 3 Na2SO4 + K2SO4
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
CH3(CH2)3CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)3CH3(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
Mg(NO3)2(aq) + NaOH(aq) = MgOH(s) + Na(NO3)2(aq) =>
Mg(NO3)2(aq) + NaOH(aq) = MgOH(s) + Na(NO3)2(aq)
Y + N2 = YN3 =>
2 Y + 3 N2 = 2 YN3
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H5OK + H2SO4 = C6H5OH + K2SO4 =>
2 C6H5OK + H2SO4 = 2 C6H5OH + K2SO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Sn(OH)2 + Bi(NO3)3 + NaOH = Bi + Na2[Sn(OH)6] + NaNO3 =>
3 Sn(OH)2 + 2 Bi(NO3)3 + 12 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaNO3
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
(C17H33COO)3C3H5 + Br2 = (C17H33COO)3C3H5Br =>
2(C17H33COO)3C3H5 + Br2 = 2(C17H33COO)3C3H5Br
ZnO + P2O5 = Zn3(PO4)2 =>
3 ZnO + P2O5 = Zn3(PO4)2
Ca(OH)2 + *Ca(HCO3)2 = CaCO3 + H2O =>
Ca(OH)2 + *Ca(HCO3)2 = 2 CaCO3 + 2 H2O
ZnSO4 + H2O = Zn + H2SO4 + O2 =>
2 ZnSO4 + 2 H2O = 2 Zn + 2 H2SO4 + O2
HClO3(aq) + RbOH(aq) = H2O(l) + RbClO3(aq) =>
HClO3(aq) + RbOH(aq) = H2O(l) + RbClO3(aq)
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
N2SO4 + HCl = H2SO4 + NCl =>
N2SO4 + 2 HCl = H2SO4 + 2 NCl
B(g) + F2(g) = BF3 =>
2 B(g) + 3 F2(g) = 2 BF3
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
K2SiO3 + H2O + CO2 = H2SiO3 + K2CO3 =>
K2SiO3 + H2O + CO2 = H2SiO3 + K2CO3
(NH4)2SO4(aq) + Pb(NO3)2(aq) = NH4NO3(aq) + PbSO4 =>
(NH4)2SO4(aq) + Pb(NO3)2(aq) = 2 NH4NO3(aq) + PbSO4
HN = H + N =>
HN = H + N
Zn(OH)2 + NH4OH = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 4 H2O
Cl2 + F = ClF =>
Cl2 + 2 F = 2 ClF
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
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