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O3 + H2S = SO3 + H2
CHBr3 + F2 = CHF2Br + Br2 =>
CHBr3 + F2 = CHF2Br + Br2
Ca3(PO4)2 + C + SiO2 = P + CaSiO3 + CO2 =>
2 Ca3(PO4)2 + 5 C + 6 SiO2 = 4 P + 6 CaSiO3 + 5 CO2
(e)NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2(e)NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
Co(NO3)2 + Na3PO4 = Co3(PO4)2 + NaNO3 =>
3 Co(NO3)2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaNO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
CHBr3 + Na3AsO3 + NaOH = CH2Br2 + Na3AsO4 + NaBr =>
CHBr3 + Na3AsO3 + NaOH = CH2Br2 + Na3AsO4 + NaBr
Na2SO3 = Na2O + SO2 =>
Na2SO3 = Na2O + SO2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
K2Se + NaBiO3 + H2SO4 = Bi2(SO4)3 + Na2SO4 + K2SeO3 + H2O =>
2 K2Se + 6 NaBiO3 + 12 H2SO4 = 3 Bi2(SO4)3 + 3 Na2SO4 + 2 K2SeO3 + 12 H2O
Ca(OH)2 + FeS04 = CaS04 + Fe(OH)2 =>
Ca(OH)2 + FeS04 = CaS04 + Fe(OH)2
NH4HCO3 + H2O = NH4OH + H2CO3 =>
NH4HCO3 + H2O = NH4OH + H2CO3
H2 + AgBr = Ag + HBr =>
H2 + 2 AgBr = 2 Ag + 2 HBr
SiO2(s) + HF(s) = SiF4(s) + H2O(g) =>
SiO2(s) + 4 HF(s) = SiF4(s) + 2 H2O(g)
NaCl(s) + H2SO4 = Na2SO4 + HCl =>
2 NaCl(s) + H2SO4 = Na2SO4 + 2 HCl
Fe(s) + CI2(g) = FeCI2(s) =>
Fe(s) + CI2(g) = FeCI2(s)
As2S3 + H2O2 + NH4OH = (NH4)3AsO4 + (NH4)3SO4 + H2O =>
2 As2S3 + 25 H2O2 + 30 NH4OH = 4(NH4)3AsO4 + 6(NH4)3SO4 + 40 H2O
N2O4 + NaBr + NaOH = NaNO2 + NaBrO3 + H2O =>
3 N2O4 + NaBr + 6 NaOH = 6 NaNO2 + NaBrO3 + 3 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
HNO3 + H2S = NO + S2 + H2O =>
4 HNO3 + 6 H2S = 4 NO + 3 S2 + 8 H2O
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
S8 + Na2SO3 + H2O = Na2S2O3*5H2O =>
S8 + 8 Na2SO3 + 40 H2O = 8 Na2S2O3*5H2O
(NH4)3Po4 = H3Po4 + NH3 =>
(NH4)3Po4 = H3Po4 + 3 NH3
Pb(NO3)2 + KIO3 = PbIO3 + K(NO3)2 =>
Pb(NO3)2 + KIO3 = PbIO3 + K(NO3)2
H2SO4 + Fe(OH)3 = Fe(SO4)3 + H2O + H =>
3 H2SO4 + Fe(OH)3 = Fe(SO4)3 + 3 H2O + 3 H
H2O + H2PO4 = H3PO5 + H2 =>
2 H2O + 2 H2PO4 = 2 H3PO5 + H2
R2CO3 + H2O = R2O + H2CO3 =>
R2CO3 + H2O = R2O + H2CO3
CH2O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH2O2(l) + O2(g) = 2 CO2(g) + 2 H2O(g)
C20H42(s) + O2 = CO2 + H2O =>
2 C20H42(s) + 61 O2 = 40 CO2 + 42 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
AsF3 + H2O = H3AsO3 + HF =>
AsF3 + 3 H2O = H3AsO3 + 3 HF
H2C2O4 + NaOH = HO + CONa =>
H2C2O4 + 2 NaOH = 4 HO + 2 CONa
C7H5N3O6(s) = N2(g) + H2(g) + CO(g) + C(s) =>
2 C7H5N3O6(s) = 3 N2(g) + 5 H2(g) + 12 CO(g) + 2 C(s)
HC3H5O2 + OH = C3H5O2 + H2O =>
HC3H5O2 + OH = C3H5O2 + H2O
IO3{-} + S2O5{2-} = I2 + SO4{2-} + SO3 =>
4 IO3{-} + 5 S2O5{2-} = 2 I2 + 7 SO4{2-} + 3 SO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
S8 + O3 = SO2 =>
3 S8 + 16 O3 = 24 SO2
NaOH + K3PO4 = K3OH + Na(PO4) =>
NaOH + K3PO4 = K3OH + Na(PO4)
PH3 = H2 + P =>
2 PH3 = 3 H2 + 2 P
Fe(OH)3 + Na2CO3 = Fe2(CO3)3 + NaOH =>
2 Fe(OH)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaOH
KBr + H2SO4 = KHSO4 + Br2 + SO2 + H2O =>
2 KBr + 3 H2SO4 = 2 KHSO4 + Br2 + SO2 + 2 H2O
PbO2 + C = CO + Pb =>
PbO2 + 2 C = 2 CO + Pb
Al4C3 + O2 = Al2O3 + CO2 =>
Al4C3 + 6 O2 = 2 Al2O3 + 3 CO2
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
S8 + OH{-} = S{-2} + S2O3{-2} + H2O =>
S8 + 12 OH{-} = 4 S{-2} + 2 S2O3{-2} + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K =>
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K
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