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2 NO2 = 2 NO + O2
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
AB + (C)D = AD + CB =>
AB + (C)D = AD + CB
Na(C2H3O2) + HCl = NaCl + C2H4O2 =>
Na(C2H3O2) + HCl = NaCl + C2H4O2
CaSO4 + NaCl + Al + H2O = AlCl3 + CaO + H2 + Na2SO4 =>
3 CaSO4 + 6 NaCl + 2 Al + 3 H2O = 2 AlCl3 + 3 CaO + 3 H2 + 3 Na2SO4
BH3CO + BBr3 = BBr3CO + BH3 =>
BH3CO + BBr3 = BBr3CO + BH3
FeSO4 + NaClO3 + H2O = Fe2O3 + NaCl + H2SO4 =>
6 FeSO4 + NaClO3 + 6 H2O = 3 Fe2O3 + NaCl + 6 H2SO4
H{+} + C2O4{2-} + MnO4{2-} = CO2 + Mn{2+} + H2O =>
8 H{+} + 2 C2O4{2-} + MnO4{2-} = 4 CO2 + Mn{2+} + 4 H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
Al2(SO4)3 = Al + SO2 + O2 =>
Al2(SO4)3 = 2 Al + 3 SO2 + 3 O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3 =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
P2H4 = P4H2 + PH3 =>
5 P2H4 = P4H2 + 6 PH3
HOOCCOOH(aq) = H + O + C =>
HOOCCOOH(aq) = 2 H + 4 O + 2 C
NS = N2S2 =>
2 NS = N2S2
HOOCCOOH(aq) = H + O + C =>
HOOCCOOH(aq) = 2 H + 4 O + 2 C
CaSH2SO4 = CaSO4H2S =>
CaSH2SO4 = CaSO4H2S
(NH4)2CO3 = H2O(g) + NH3(g) + CO2(g) =>
(NH4)2CO3 = H2O(g) + 2 NH3(g) + CO2(g)
PbO(s) + NH3(g) = Pb(s) + N2(g) + H2O =>
3 PbO(s) + 2 NH3(g) = 3 Pb(s) + N2(g) + 3 H2O
CuSO4 + HI = CuI + H2SO4 + I2 =>
2 CuSO4 + 4 HI = 2 CuI + 2 H2SO4 + I2
(CH3)2C = CH2 =>
(CH3)2C = 3 CH2
FeSO4 + KNO2 + KOH = Fe + KNO3 + K2SO4 + H2O =>
FeSO4 + KNO2 + 2 KOH = Fe + KNO3 + K2SO4 + H2O
KHC8H4O4 + NaOH = H2O + KNaC8H4O4 =>
KHC8H4O4 + NaOH = H2O + KNaC8H4O4
Cd(s) + CoCl2(aq) = CdCl2 + Co =>
Cd(s) + CoCl2(aq) = CdCl2 + Co
Hg(NO3)2 + Na2CrO4 = HgCrO4 + Na(NO3) =>
Hg(NO3)2 + Na2CrO4 = HgCrO4 + 2 Na(NO3)
C6H20O6 + O2 = CO2 + H2O =>
C6H20O6 + 8 O2 = 6 CO2 + 10 H2O
N2H4 + (H2O2) = N2 + H2O =>
N2H4 + 2(H2O2) = N2 + 4 H2O
SrCO3 + HCl = SrCl2 + CO2 + H2O =>
SrCO3 + 2 HCl = SrCl2 + CO2 + H2O
SrOH2 + H2SO4 = SrSO4 + H2OH2 =>
SrOH2 + H2SO4 = SrSO4 + H2OH2
SO3 + HCl = SCl6 + H2O =>
SO3 + 6 HCl = SCl6 + 3 H2O
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
K2Cr2O7 + Na2S + H2SO4 = Cr2(SO4)3 + K2SO4 + NaSO4 + H2O =>
5 K2Cr2O7 + 3 Na2S + 23 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 NaSO4 + 23 H2O
Iron + O = Iron(ii)oxide =>
Fe + O = FeO
CaO + H2O = Ca + (OH)2 =>
CaO + H2O = Ca + (OH)2
NaCl + C2H4O2 + O2 = H2O + CH3COONa + Cl2 =>
4 NaCl + 4 C2H4O2 + O2 = 2 H2O + 4 CH3COONa + 2 Cl2
KCl + H2O = H2K + ClO =>
KCl + H2O = H2K + ClO
Ca(No3)2 + Al(OH)3 = Ca(OH)2 + Al(No3)3 =>
3 Ca(No3)2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 Al(No3)3
Ni + HBr = HNi + Br =>
Ni + HBr = HNi + Br
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
K + As = KAs =>
K + As = KAs
N2 + LiH = Li3N + NH3 =>
N2 + 3 LiH = Li3N + NH3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg2ClO3 = ClO3 + Mg =>
Mg2ClO3 = ClO3 + 2 Mg
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
K2Cr2O7 + Na2S + H2SO4 = Cr2(SO4)3 + K2SO4 + NaSO4 + H2O =>
5 K2Cr2O7 + 3 Na2S + 23 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 NaSO4 + 23 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
K2Cr2O7 + FeS2 + H2SO4 = K2SO4 + Cr2SO4 + Fe(SO4)3 + H2O =>
9 K2Cr2O7 + 5 FeS2 + 23 H2SO4 = 9 K2SO4 + 9 Cr2SO4 + 5 Fe(SO4)3 + 23 H2O
F2O3 + Al = Al2O3 + F =>
F2O3 + 2 Al = Al2O3 + 2 F
CaCl2 + O2 = CaO + OCl =>
2 CaCl2 + 3 O2 = 2 CaO + 4 OCl
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