| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KI + NaIO + H2SO4 = NaI + K2SO4 + H2O + I2
Mg(NO3)2 + K2CO3 + H2O = Mg(OH)2 + CO2 + KNO3 =>
Mg(NO3)2 + K2CO3 + H2O = Mg(OH)2 + CO2 + 2 KNO3
HNO3 + H2O = H3O{+} + NO3{-} =>
HNO3 + H2O = H3O{+} + NO3{-}
CuCl2 + HCl = CuCl4{2-} + H{+} =>
CuCl2 + 2 HCl = CuCl4{2-} + 2 H{+}
CH4(g) + Br2(g) = CBr4(s) + HBr(g) =>
CH4(g) + 4 Br2(g) = CBr4(s) + 4 HBr(g)
Li + FeSO4 = Li(SO4)2 + Fe =>
Li + 2 FeSO4 = Li(SO4)2 + 2 Fe
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
*2Fe + *3O2 = *2Fe2O3 =>
2*2Fe + *3O2 = *2Fe2O3
H(IO3) + Cr(OH)3 = Cr(IO3)3 + H2O =>
3 H(IO3) + Cr(OH)3 = Cr(IO3)3 + 3 H2O
C16H12O6 + O2 = CO2 + H2O =>
C16H12O6 + 16 O2 = 16 CO2 + 6 H2O
Na + CaO = NaO + Ca =>
Na + CaO = NaO + Ca
Ar2O = Ar + O2 =>
2 Ar2O = 4 Ar + O2
CH3CHO + KMnO4 + KOH = CH3COOH + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 2 KOH = CH3COOH + 2 K2MnO4 + H2O
HCOOH + MgCO3 = HCOOMg + CO2 + H2O =>
3 HCOOH + 2 MgCO3 = 2 HCOOMg + 3 CO2 + 2 H2O
Zn(OH) = ZnO + H2 =>
2 Zn(OH) = 2 ZnO + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaCl + (UO2)Zn(CH3COO)4 + H2O = NaZn(UO2)3(CH3COO)9H2O + ZnCl2 + Zn(CH3COO)2 =>
2 NaCl + 6(UO2)Zn(CH3COO)4 + 2 H2O = 2 NaZn(UO2)3(CH3COO)9H2O + ZnCl2 + 3 Zn(CH3COO)2
CH3CHCH3CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH3CHCH3CHCH2 + 10 KMnO4 + 20 H2O = 10 MnO2 + 15 CH3CH(OH)CH2(OH) + 10 KOH
MnC2O4*H2O + O2 = MnO + H2O + CO2 =>
2 MnC2O4*H2O + O2 = 2 MnO + 2 H2O + 4 CO2
CrO3 + Fe(OH)2 = FeCrO4 + H2O =>
CrO3 + Fe(OH)2 = FeCrO4 + H2O
C98H10 + O2 = H2O + CO2 =>
2 C98H10 + 201 O2 = 10 H2O + 196 CO2
MgCo3 + O2 = MgO + Co2 =>
2 MgCo3 + O2 = 2 MgO + 3 Co2
NH2CH2COOH + HNO3 = HOCH2COOH + N2 + H2O =>
5 NH2CH2COOH + 3 HNO3 = 5 HOCH2COOH + 4 N2 + 4 H2O
S1 = S2 =>
2 S1 = S2
NaNO2 + K2Cr2O7 + HCl = NaNO3 + CrCl3 + KCl + H2O =>
3 NaNO2 + K2Cr2O7 + 8 HCl = 3 NaNO3 + 2 CrCl3 + 2 KCl + 4 H2O
H2MoO4 + KOH = K2MoO4 + H2O =>
H2MoO4 + 2 KOH = K2MoO4 + 2 H2O
NH3 + Mg(NO3)2 = N(NO3)3 + MgH2 =>
2 NH3 + 3 Mg(NO3)2 = 2 N(NO3)3 + 3 MgH2
CUCl2 + KNO3 = KCl + CU(NO3)2 =>
CUCl2 + 2 KNO3 = 2 KCl + CU(NO3)2
CH2COOH + NaOH = NaC2H2O2 + H2O =>
CH2COOH + NaOH = NaC2H2O2 + H2O
Co + HCl + HNO3 = CoCl2 + NO2 + H2O =>
Co + 2 HCl + 2 HNO3 = CoCl2 + 2 NO2 + 2 H2O
(NH4)2MoS4 + HCl = MoS3 + H2S + NH4Cl =>
(NH4)2MoS4 + 2 HCl = MoS3 + H2S + 2 NH4Cl
V + HNO3 = (VO2)NO3 + NO2 + H2O =>
V + 6 HNO3 = (VO2)NO3 + 5 NO2 + 3 H2O
CHCl3 + I2 = CHI + Cl =>
2 CHCl3 + I2 = 2 CHI + 6 Cl
Zn(s) + HBr(aq) = H2(g) + ZnBr =>
2 Zn(s) + 2 HBr(aq) = H2(g) + 2 ZnBr
CH3COONa + NaOH + Ca(OH)2 = CH4 + COONa + CaO =>
7 CH3COONa + NaOH + Ca(OH)2 = 6 CH4 + 8 COONa + CaO
KIO3 + HCl + SnI4 = ICl + H2O + K2O3Sn =>
2 KIO3 + 6 HCl + SnI4 = 6 ICl + 3 H2O + K2O3Sn
KNO2 + H2SO4 = H2SO3 + KNO3 =>
KNO2 + H2SO4 = H2SO3 + KNO3
As + NaOCl + NaOH = Na3AsO3 + NaCl + H2O =>
2 As + 3 NaOCl + 6 NaOH = 2 Na3AsO3 + 3 NaCl + 3 H2O
CrF2 + Ca = CaF2 + Cr =>
CrF2 + Ca = CaF2 + Cr
HCl + MgOH = MgCl + H2O =>
HCl + MgOH = MgCl + H2O
HCl + NaHCO3 = CO2 + H2O + NaCl =>
HCl + NaHCO3 = CO2 + H2O + NaCl
KBrO3 + NaBr + H2SO4 = K2SO4 + Na2SO4 + Br2 + H2O =>
2 KBrO3 + 10 NaBr + 6 H2SO4 = K2SO4 + 5 Na2SO4 + 6 Br2 + 6 H2O
COCl2 + NaI = NaCl + CO + I2 =>
COCl2 + 2 NaI = 2 NaCl + CO + I2
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
K2S2O8 = K + S2O8 =>
K2S2O8 = 2 K + S2O8
Fe2O3 + Cl2O = FeCl3 + O2 =>
Fe2O3 + 3 Cl2O = 2 FeCl3 + 3 O2
HCl + Na{+2}S = NaCl + H{+2}S =>
HCl + Na{+2}S = NaCl + H{+2}S
FeO(g) + O2(g) = Fe2O3(s) =>
4 FeO(g) + O2(g) = 2 Fe2O3(s)
[Zn(NH3)3(H2O)] + NH3 = [Zn(NH3)4] + H2O =>
[Zn(NH3)3(H2O)] + NH3 = [Zn(NH3)4] + H2O
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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