| Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
phosphorustribromide + bromine = phosphoruspentabromide =>
PBr3 + Br2 = PBr5
P2O3 + H2O = PH + O2 =>
P2O3 + H2O = 2 PH + 2 O2
H3BO3 + K2O = K3BO3 + H2O =>
2 H3BO3 + 3 K2O = 2 K3BO3 + 3 H2O
N2O + C6H5NO2 + OH{-} = CO32{-} + N2 + H2O =>
379 N2O + 2 C6H5NO2 + 12 OH{-} = 12 CO32{-} + 380 N2 + 11 H2O
Fe2O3 + LiF = FeF3 + Li2O =>
Fe2O3 + 6 LiF = 2 FeF3 + 3 Li2O
K3AlO3 + H2SO4 = K2SO4 + Al2(SO4)3 + H2O =>
2 K3AlO3 + 6 H2SO4 = 3 K2SO4 + Al2(SO4)3 + 6 H2O
BaCl2 + Na2SO4 = BaSO4 + Na2Cl2 =>
BaCl2 + Na2SO4 = BaSO4 + Na2Cl2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SiO2 + Na2SO4 = Na2SiO3 + SO3 =>
SiO2 + Na2SO4 = Na2SiO3 + SO3
Fe2 + H2SO4 = Fe2SO4 + H =>
Fe2 + H2SO4 = Fe2SO4 + 2 H
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Cr2O7{2-} + NH4OH = CrO4{2-} + NH4{+} + H2O =>
Cr2O7{2-} + 2 NH4OH = 2 CrO4{2-} + 2 NH4{+} + H2O
Fe2O3 + NaOH = NaO3 + Fe2OH =>
Fe2O3 + NaOH = NaO3 + Fe2OH
NNO2 + HCl = NNCl2 + H2O + O2 =>
2 NNO2 + 4 HCl = 2 NNCl2 + 2 H2O + O2
N2O4 + CH3NHNH2 = N2 + H2O + CO2 =>
5 N2O4 + 4 CH3NHNH2 = 9 N2 + 12 H2O + 4 CO2
H2TeO3 + Cr(OH)3 = [Cr(OH)2]2TeO3 + H2O =>
H2TeO3 + 2 Cr(OH)3 = [Cr(OH)2]2TeO3 + 2 H2O
C2H5ONa + Na = ONa2 + C2H5Na =>
C2H5ONa + 2 Na = ONa2 + C2H5Na
CaS + O2 = CaO + S2 =>
2 CaS + O2 = 2 CaO + S2
HCH3COO = CO2 + HCH3 =>
HCH3COO = CO2 + HCH3
CrO3 + Na2C3 + KNO3 = CO2 + Na2CrO4 + KNO2 =>
CrO3 + Na2C3 + 7 KNO3 = 3 CO2 + Na2CrO4 + 7 KNO2
C62H122 + O2 = CO2 + H2O =>
2 C62H122 + 185 O2 = 124 CO2 + 122 H2O
Mg2 + S2 = Mg2S2 =>
Mg2 + S2 = Mg2S2
Al + {2+} = Al{2+}O{3+} =>
Al + {2+} = Al{2+}O{3+}
Ca(C2H3O2)2(aq) + (NH4)2CO3(aq) = NH4C2H3O2(aq) + CaCO3(s) =>
Ca(C2H3O2)2(aq) + (NH4)2CO3(aq) = 2 NH4C2H3O2(aq) + CaCO3(s)
AgNO3 + H = Ag2 + HNO3 =>
2 AgNO3 + 2 H = Ag2 + 2 HNO3
FeSO4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4SO4 =>
FeSO4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4SO4
CrCl3 + HCl = CrCl2 + HCl2 =>
CrCl3 + HCl = CrCl2 + HCl2
CH3CH(CH3)COOH + Mg = (CH3CH(CH3)COO)2Mg + H2 =>
2 CH3CH(CH3)COOH + Mg = (CH3CH(CH3)COO)2Mg + H2
H2O + SiO2 = Si2H3 + O2 =>
6 H2O + 8 SiO2 = 4 Si2H3 + 11 O2
NaI(s) + Cl2(g) = NaCl(s) + I2(g) =>
2 NaI(s) + Cl2(g) = 2 NaCl(s) + I2(g)
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
SiO + O2 = SiO2 =>
2 SiO + O2 = 2 SiO2
(NH4)2S + LiOH = Li2S + NH3 + H2O =>
(NH4)2S + 2 LiOH = Li2S + 2 NH3 + 2 H2O
PCl5 + NaOH = Na3PO4 + NaCl + H2O =>
PCl5 + 8 NaOH = Na3PO4 + 5 NaCl + 4 H2O
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
AI(OH)3 + H3PO4 = AIPO4 + H2O =>
AI(OH)3 + H3PO4 = AIPO4 + 3 H2O
AgNO3 + Na2HPO4 = Ag(HPO4) + Na2(NO3) =>
AgNO3 + Na2HPO4 = Ag(HPO4) + Na2(NO3)
Cr(OH)3H3PO4 = CrPO4 + H2O =>
Cr(OH)3H3PO4 = CrPO4 + 3 H2O
Li2O + P2O5 = Li3PO4 =>
3 Li2O + P2O5 = 2 Li3PO4
(NH4)2SO4 + AgNO3 = NH4NO3 + Ag2SO4 =>
(NH4)2SO4 + 2 AgNO3 = 2 NH4NO3 + Ag2SO4
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(s) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(s) + 2 KNO3(aq)
Cr + PB{2+} = PB + Cr{3+} =>
2 Cr + 3 PB{2+} = 3 PB + 2 Cr{3+}
Zn + F2 = ZnF2 =>
Zn + F2 = ZnF2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
C18 = C =>
C18 = 18 C
AgNO3K2SO4 = AgSO4K2NO3 =>
AgNO3K2SO4 = AgSO4K2NO3
KCN + H2SO4 + H2O = (NH4)2SO4 + CO + K2SO4 =>
2 KCN + 2 H2SO4 + 2 H2O = (NH4)2SO4 + 2 CO + K2SO4
Si + Ca(OH)2 + H2O = Ca(SiO3)2 + H2 =>
2 Si + Ca(OH)2 + 4 H2O = Ca(SiO3)2 + 5 H2
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Équations équilibrées sur01/01/25
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