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2 B2O3(s) + 6 C(s) = B4C3(s) + 3 CO2(g)
NH3 = N2 + H =>
2 NH3 = N2 + 6 H
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Li2O + N2O5 = LiNO3 =>
Li2O + N2O5 = 2 LiNO3
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
S8 + O2 = S2O3 =>
S8 + 6 O2 = 4 S2O3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 HBr + 2 KMnO4 + 3 H2SO4 = 5 Br2 + 2 MnSO4 + K2SO4 + 8 H2O
Ag + Cl = AgCl =>
Ag + Cl = AgCl
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
AIP + H2O = AI(OH)3 + PH3 =>
AIP + 3 H2O = AI(OH)3 + PH3
OH{-} + CrBr3 + Cl2 = CrO4{-2} + BrO3{-} + Cl{-} + H2O =>
52 OH{-} + 2 CrBr3 + 21 Cl2 = 2 CrO4{-2} + 6 BrO3{-} + 42 Cl{-} + 26 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Sr(CH3COO)2 + O = SrCO3 + H2O + CO2 =>
Sr(CH3COO)2 + 8 O = SrCO3 + 3 H2O + 3 CO2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
KMnO4(aq) + Fe(s) + H2SO4(aq) = FeSO4(aq) + MnSO4(aq) + K2SO4(aq) + H2O(l) =>
2 KMnO4(aq) + 5 Fe(s) + 8 H2SO4(aq) = 5 FeSO4(aq) + 2 MnSO4(aq) + K2SO4(aq) + 8 H2O(l)
NA + HCL = H2 + NACL =>
2 NA + 2 HCL = H2 + 2 NACL
N2Cl4 + CH4 = CCl4 + N2 + H2 =>
N2Cl4 + CH4 = CCl4 + N2 + 2 H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Sr(CH3CO2)2 + O = SrCO3 + H2O + CO2 =>
Sr(CH3CO2)2 + 8 O = SrCO3 + 3 H2O + 3 CO2
Ag + S = Ag2S =>
2 Ag + S = Ag2S
(C2H5)2O + O2 = CO2 + H2O =>
(C2H5)2O + 6 O2 = 4 CO2 + 5 H2O
AlP + H2O = Al(OH)3 + PH3 =>
AlP + 3 H2O = Al(OH)3 + PH3
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
AlP + H2O = Al(OH)3 + PH3 =>
AlP + 3 H2O = Al(OH)3 + PH3
CO2 + NaOH = NaHCO3 =>
CO2 + NaOH = NaHCO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaF2 + Al(OH)3 + SiO2 = CaAl2Si2O7(OH)(F) + H2O + HF =>
CaF2 + 2 Al(OH)3 + 2 SiO2 = CaAl2Si2O7(OH)(F) + 2 H2O + HF
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
(NH3) + CO2 = CH4N2O + H2O =>
2(NH3) + CO2 = CH4N2O + H2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
NaHCO3(s) = NaOH(s) + CO2(g) =>
NaHCO3(s) = NaOH(s) + CO2(g)
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Na2CO3 + FeCrO4 + O2 = Fe2O3 + Na2CrO4 + CO2 =>
4 Na2CO3 + 4 FeCrO4 + O2 = 2 Fe2O3 + 4 Na2CrO4 + 4 CO2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
KI + F2O + H2O = KF + KOH + I2 =>
4 KI + F2O + H2O = 2 KF + 2 KOH + 2 I2
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
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