| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2MnO4 + MgI2 + 4 HNO3 = 2 H2O + 2 KNO3 + Mg(NO3)2 + MnO2 + I2
*KClO4 = KCl + O2 =>
*KClO4 = KCl + 2 O2
CH3CH(OH)COOH + O2 = CO2 + water =>
CH3CH(OH)COOH + 3 O2 = 3 CO2 + 3 H2O
C2H4 + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + H2O + Cr2(SO4)3 =>
C2H4 + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 K2SO4 + 10 H2O + 2 Cr2(SO4)3
C2H5OH + C12H22O12 = C95H142O28 + H2O =>
47 C2H5OH + 8 C12H22O12 = 2 C95H142O28 + 87 H2O
NH4 + PbSO4 = PbNO3 + H2 + SO =>
NH4 + PbSO4 = PbNO3 + 2 H2 + SO
HgCl2 + HBr = HgBr2 + HCl =>
HgCl2 + 2 HBr = HgBr2 + 2 HCl
Zn + HNO3 = ZnNO32 + N2O + H2O =>
8 Zn + 126 HNO3 = 8 ZnNO32 + 59 N2O + 63 H2O
Zn(s) + AgNO3(am) = Ag(s) + Zn(NO3)2(aq) =>
Zn(s) + 2 AgNO3(am) = 2 Ag(s) + Zn(NO3)2(aq)
NaHCO3 + KNO3 = NaNO3 + KHCO3 =>
NaHCO3 + KNO3 = NaNO3 + KHCO3
AuF + Fe = Au + FeF3 =>
3 AuF + Fe = 3 Au + FeF3
NO + C3H6 = NH3 + CO2 + N2 =>
6 NO + C3H6 = 2 NH3 + 3 CO2 + 2 N2
Cr(OH)2 + H2O + O2 = Cr(OH)3 =>
4 Cr(OH)2 + 2 H2O + O2 = 4 Cr(OH)3
KCl + BaF2 + BrF3 = KBa(BrF4)3 + Cl2 + Br2 =>
6 KCl + 6 BaF2 + 20 BrF3 = 6 KBa(BrF4)3 + 3 Cl2 + Br2
NaNH2 + ZnS = Zn(NH2)2 + Na2S =>
2 NaNH2 + ZnS = Zn(NH2)2 + Na2S
Mg + MgN = Mg3N2 =>
Mg + 2 MgN = Mg3N2
C2H6 + O2 = CH6 + CO2 =>
C2H6 + O2 = CH6 + CO2
H2CrO7 + Cr + H{+} = Cr{3+} + H2O =>
H2CrO7 + 3 Cr + 12 H{+} = 4 Cr{3+} + 7 H2O
Ca2 + CO3 + HCl = CaCl2 + H2O + CO2 =>
Ca2 + 2 CO3 + 4 HCl = 2 CaCl2 + 2 H2O + 2 CO2
Ti[OC(NH2)2]6Cl3 + KI = Ti[OC(NH2)2]6I3 + KCl =>
Ti[OC(NH2)2]6Cl3 + 3 KI = Ti[OC(NH2)2]6I3 + 3 KCl
C2H3 + O2 = OH2 + C2 =>
4 C2H3 + 3 O2 = 6 OH2 + 4 C2
Au(CNS)3 + (NH4)2S = Au2S3 + (NH4)(CNS) =>
2 Au(CNS)3 + 3(NH4)2S = Au2S3 + 6(NH4)(CNS)
F2(g) + NaI(aq) = F2I(aq) + Na(s) =>
F2(g) + NaI(aq) = F2I(aq) + Na(s)
Fe(SCN)3 + Zn + H2SO4 = FeSO4 + ZnSO4 + HSCN =>
2 Fe(SCN)3 + Zn + 3 H2SO4 = 2 FeSO4 + ZnSO4 + 6 HSCN
(NH4)3AsO4 + KOH = NH3 + H2O + K3AsO4 =>
(NH4)3AsO4 + 3 KOH = 3 NH3 + 3 H2O + K3AsO4
FeC2O4*2H2O + H2C2O4*H2O + H2O2 + K2C2O4*H2O = K3[Fe(C2O4)3]*3H2O + H2O =>
2 FeC2O4*2H2O + H2C2O4*H2O + H2O2 + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3]*3H2O + 4 H2O
CoCl2(aq) + KOH(aq) = Co(OH)2(aq) + KCl(aq) =>
CoCl2(aq) + 2 KOH(aq) = Co(OH)2(aq) + 2 KCl(aq)
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
P4 + OH{-} + H2O = PH3 + HPO3{2-}} =>
P4 + 4 OH{-} + 2 H2O = 2 PH3 + 2 HPO3{2-}}
NaCO3 + O2 = NaO2 + CO2 =>
2 NaCO3 + O2 = 2 NaO2 + 2 CO2
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4 =>
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4
CaOH2O = CaO*H2O =>
CaOH2O = CaO*H2O
Hg2Cl2 + KI + I2 = K2HgI4 + KCl =>
Hg2Cl2 + 6 KI + I2 = 2 K2HgI4 + 2 KCl
NO + H = N2 + H2O =>
2 NO + 4 H = N2 + 2 H2O
CuCl3 + CaCo3 = CuCo3 + CaCl3 =>
CuCl3 + CaCo3 = CuCo3 + CaCl3
Au + HNO3 + HCl = NO + AuCl3 + H2O =>
Au + HNO3 + 3 HCl = NO + AuCl3 + 2 H2O
HBr + CuO = CuH2 + Br2O =>
2 HBr + CuO = CuH2 + Br2O
CrF3(aq) + Ba(MnO4)2(aq) = BaF2(aq) + Cr(MnO4)3(s) =>
2 CrF3(aq) + 3 Ba(MnO4)2(aq) = 3 BaF2(aq) + 2 Cr(MnO4)3(s)
Co(C2H3O2)3 + Na2CO3 = Co2(CO3)3 + Na(C2H3O2) =>
2 Co(C2H3O2)3 + 3 Na2CO3 = Co2(CO3)3 + 6 Na(C2H3O2)
Br2O3 + ZnO = Zn2O + BrO3 =>
Br2O3 + 6 ZnO = 3 Zn2O + 2 BrO3
CH4 = C0 + H2 =>
CH4 = C0 + 2 H2
XC7H6O3 + XC6H10O3 = XC10H10O4 + XH2O =>
2 XC7H6O3 + XC6H10O3 = 2 XC10H10O4 + XH2O
H2Cl2(g) = HCl(g) =>
H2Cl2(g) = 2 HCl(g)
K2CrO4(aq) + AgNO3(aq) = Ag2CrO4(s) + KNO3(aq) =>
K2CrO4(aq) + 2 AgNO3(aq) = Ag2CrO4(s) + 2 KNO3(aq)
NaOH + H2CO3 = (Na)2CO3 + HOH =>
2 NaOH + H2CO3 = (Na)2CO3 + 2 HOH
HCH3COO + MgO = Mg(CH3COO)2 + H2O =>
2 HCH3COO + MgO = Mg(CH3COO)2 + H2O
LiBr + Ag(NO3) = AgBr2 + Li2(NO3) =>
2 LiBr + Ag(NO3) = AgBr2 + Li2(NO3)
Ag + Fe(NO3)2 = Fe + Ag(NO3)2 =>
Ag + Fe(NO3)2 = Fe + Ag(NO3)2
Sr(NO3)2 + Na2CrO4 = SrCrO4 + NaNO3 =>
Sr(NO3)2 + Na2CrO4 = SrCrO4 + 2 NaNO3
Br2 + Fe{2+} = Br{-} + Fe{3+} =>
Br2 + 2 Fe{2+} = 2 Br{-} + 2 Fe{3+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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