| Équations équilibrées la veille |
FeO3 + 3 CO = Fe + 3 CO2
Ca3N2 + O2 = CaO + N =>
2 Ca3N2 + 3 O2 = 6 CaO + 4 N
NH4 + NaOH = NH3 + NaH2OH =>
2 NH4 + NaOH = 2 NH3 + NaH2OH
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH4 + I = CH3I + H =>
CH4 + I = CH3I + H
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C5H9O + O2 = CO2 + H2O(classification) =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O(classification)
*5Ca(NO3)2*NH4NO3*10H2O + H2SO4 = CaSO4 + (NH4)2SO4 + HNO3 + H2O =>
2*5Ca(NO3)2*NH4NO3*10H2O + 11 H2SO4 = 10 CaSO4 + (NH4)2SO4 + 22 HNO3 + 20 H2O
CuSO4 + CaO + H2O = Cu(OH)2 + CaSO4*2H2O =>
CuSO4 + CaO + 3 H2O = Cu(OH)2 + CaSO4*2H2O
VOSO4 + NaOH + O2 + H2O = Na2V2O6 + H2SO4 =>
4 VOSO4 + 4 NaOH + O2 + 2 H2O = 2 Na2V2O6 + 4 H2SO4
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Al(OH)3 + NaOH = H2O + NaAlO2 =>
Al(OH)3 + NaOH = 2 H2O + NaAlO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ba + CuSO4 = BaSO4 + Cu =>
Ba + CuSO4 = BaSO4 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CrCl2 + K2Cr2O7 + HCl = CrCl3 + K2Cl + H2O =>
7 CrCl2 + K2Cr2O7 + 14 HCl = 9 CrCl3 + K2Cl + 7 H2O
Fe + P = FeP2 =>
Fe + 2 P = FeP2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2SO4(s) + Ba(OH)2(aq) = BaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(s) + Ba(OH)2(aq) = BaSO4(s) + 2 NH3(g) + 2 H2O(l)
Rb + Xe = RbXe =>
Rb + Xe = RbXe
LiBr + H2O = LiBrH2O =>
LiBr + H2O = LiBrH2O
C3H3N3O9 = CO2 + H2O + O2 + N2 =>
4 C3H3N3O9 = 12 CO2 + 6 H2O + 3 O2 + 6 N2
K2CrO2 + KOH + Br2 = K2CrO4 + KBr + H2O =>
K2CrO2 + 4 KOH + 2 Br2 = K2CrO4 + 4 KBr + 2 H2O
CuO + MgO = Cu21Mg9O30 =>
21 CuO + 9 MgO = Cu21Mg9O30
MnO2 + Na2SO3 + HCl = MnSO4 + NaCl + H2O =>
MnO2 + Na2SO3 + 2 HCl = MnSO4 + 2 NaCl + H2O
Na2FeO4 + H2SO4 = Fe2(SO4)3 + O2 + Na2SO4 + H2O =>
4 Na2FeO4 + 10 H2SO4 = 2 Fe2(SO4)3 + 3 O2 + 4 Na2SO4 + 10 H2O
As2S3 + HNO3 = H2AsO4 + SO3 + NO2 + H2O =>
As2S3 + 30 HNO3 = 2 H2AsO4 + 3 SO3 + 30 NO2 + 13 H2O
C2H4O + C6H6N4O4 = C8H8N4O4 + H2O =>
C2H4O + C6H6N4O4 = C8H8N4O4 + H2O
Fe(CrO2)2 + O2 + Na2CO3 = NaCrO4 + Fe2O3 + CO2 =>
4 Fe(CrO2)2 + 9 O2 + 4 Na2CO3 = 8 NaCrO4 + 2 Fe2O3 + 4 CO2
Ba(NO3)2(aq) + NaOH(aq) = BaOH + Na(NO3)2(aq) =>
Ba(NO3)2(aq) + NaOH(aq) = BaOH + Na(NO3)2(aq)
Na3[Cr(OH)6] + Br2 + KOH = K2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 KOH = 2 K2CrO4 + 6 NaBr + 8 H2O
C17H35COONa + MgCl2 = Mg(C17H35COO)2 + NaCl =>
2 C17H35COONa + MgCl2 = Mg(C17H35COO)2 + 2 NaCl
K2[Zn(OH)4] = K2ZnO2 + H2O =>
K2[Zn(OH)4] = K2ZnO2 + 2 H2O
CuBr2 + AgNO3 = AgBr + Cu(NO3)2 =>
CuBr2 + 2 AgNO3 = 2 AgBr + Cu(NO3)2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Mn + O2 = Mn2O7 =>
4 Mn + 7 O2 = 2 Mn2O7
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Cd + HBr = BrCd + H =>
Cd + HBr = BrCd + H
Na2(B4O5(OH)4)*8H2O + H2SO4 = B(OH)3 + Na2SO4 + H2O =>
Na2(B4O5(OH)4)*8H2O + H2SO4 = 4 B(OH)3 + Na2SO4 + 5 H2O
CuSO4 + SnCl2 = CuCl2 + SnSO4 =>
CuSO4 + SnCl2 = CuCl2 + SnSO4
C2H5OH + H2SO4 = C2H4 + H2OH2SO4 =>
C2H5OH + H2SO4 = C2H4 + H2OH2SO4
C2H3OCI + O2 = CO + H2O + CI2 =>
2 C2H3OCI + 3 O2 = 5 CO + 3 H2O + CI2
Zn(NO3)4H2O + CO(NH2)2 = ZnO + H2O + CO2 + N2 =>
3 Zn(NO3)4H2O + 11 CO(NH2)2 = 3 ZnO + 25 H2O + 11 CO2 + 17 N2
NiOH2O = NiO + H2O =>
NiOH2O = NiO + H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
O + CS2 = CO + SO2 =>
5 O + CS2 = CO + 2 SO2
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Équations équilibrées sur02/10/25
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