Équations équilibrées la veille | Équations équilibrées le lendemain |
NI + H2O = NIO + H2
I2 + NaN3 = NaI + N2 =>
I2 + 2 NaN3 = 2 NaI + 3 N2
BeO + CO2 = BeCO3 =>
BeO + CO2 = BeCO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li + HOH = H2 + Li2O =>
2 Li + HOH = H2 + Li2O
Br + SO2 + H2O = HBr + H2SO4 =>
2 Br + SO2 + 2 H2O = 2 HBr + H2SO4
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Fe2(SO4)3 = Fe2O3 + SO3 =>
Fe2(SO4)3 = Fe2O3 + 3 SO3
I2 + NaN3 = NaI + N2 =>
I2 + 2 NaN3 = 2 NaI + 3 N2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2
WC + HNO3 + HF = H2[WO2F4] + NO + H2O + CO2 =>
3 WC + 10 HNO3 + 12 HF = 3 H2[WO2F4] + 10 NO + 8 H2O + 3 CO2
C3H7O3N + O2 = CO2 + H2O + N2 =>
4 C3H7O3N + 13 O2 = 12 CO2 + 14 H2O + 2 N2
K + Cl = KCl =>
K + Cl = KCl
Ca(NO3)2 + Na = Ca2 + NaNO3 =>
2 Ca(NO3)2 + 4 Na = Ca2 + 4 NaNO3
Ni + H2O = Ni2O3 + H2 =>
2 Ni + 3 H2O = Ni2O3 + 3 H2
KCl + Cu = KCu + Cl2 =>
2 KCl + 2 Cu = 2 KCu + Cl2
K2CrO4 + SO2 + H2O = Cr2(SO4)3 + K2SO4 + Cr(OH)3 =>
6 K2CrO4 + 9 SO2 + 6 H2O = Cr2(SO4)3 + 6 K2SO4 + 4 Cr(OH)3
Ni + H2O = Ni(OH)2 + H2 =>
Ni + 2 H2O = Ni(OH)2 + H2
C10H24 + O2 = H2O + CO2 =>
C10H24 + 16 O2 = 12 H2O + 10 CO2
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Cu2 + NO2 = Cu(NO2) =>
Cu2 + 2 NO2 = 2 Cu(NO2)
FeC2O4(H2O)2(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4 FeC2O4(H2O)2(s) + 3 O2(g) = 2 Fe2O3(s) + 8 H2O(g) + 8 CO2(g)
Na + H2O = NaO4H3 + H =>
Na + 4 H2O = NaO4H3 + 5 H
ZnBr2(aq) + Na2CO3(aq) = NaBr(aq) + ZnCO3(aq) =>
ZnBr2(aq) + Na2CO3(aq) = 2 NaBr(aq) + ZnCO3(aq)
Al(NO3)3(aq) + KCl(aq) = AlCl3 + KNO3 =>
Al(NO3)3(aq) + 3 KCl(aq) = AlCl3 + 3 KNO3
I2 + NaN3 = NaI + N2 =>
I2 + 2 NaN3 = 2 NaI + 3 N2
NaA + HCl = NaCl + HA =>
NaA + HCl = NaCl + HA
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuSO4H2O = CuSO4 + H2O =>
CuSO4H2O = CuSO4 + H2O
NaOH + H2O = NaOHH2O =>
NaOH + H2O = NaOHH2O
Li + NaOH = NaOHLi =>
Li + NaOH = NaOHLi
*Cl2 + KOH = *KCl + *KClO3 + H2O =>
3*Cl2 + 6 KOH = 5*KCl + *KClO3 + 3 H2O
MgCrO4 + FeCl3 = MgCl3 + FeCrO4 =>
MgCrO4 + FeCl3 = MgCl3 + FeCrO4
K2Cr2O7 + H2SO4 = CrO3 + H2O + K2SO4 =>
K2Cr2O7 + H2SO4 = 2 CrO3 + H2O + K2SO4
Cu(NO3)2 + H2O = Cu(OH)NO3 + HNO3 =>
Cu(NO3)2 + H2O = Cu(OH)NO3 + HNO3
Ca(NO3)2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + Na3(NO3)3(aq) =>
3 Ca(NO3)2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 2 Na3(NO3)3(aq)
NaOH + H2O = Na(OH)4 + H2 =>
2 NaOH + 6 H2O = 2 Na(OH)4 + 3 H2
HCl(aq) + NaCO3(aq) = HCO3(aq) + NaCl =>
HCl(aq) + NaCO3(aq) = HCO3(aq) + NaCl
H{+} + HS{-} = H2S =>
H{+} + HS{-} = H2S
CH2O + NaOH = CHONa + H2O =>
CH2O + NaOH = CHONa + H2O
NaOH + HCIO4 = NaH + OHCIO4 =>
NaOH + HCIO4 = NaH + OHCIO4
NiS + H{+} + NO3{-} = Ni{2+} + NO + S + H2O =>
3 NiS + 8 H{+} + 2 NO3{-} = 3 Ni{2+} + 2 NO + 3 S + 4 H2O
H3PO3 + Ca(OH)2 = H5PO5 + Ca =>
H3PO3 + Ca(OH)2 = H5PO5 + Ca
AsH2 + AgNO3 + H2O = H3AsO4 + Ag + HNO3 =>
AsH2 + 7 AgNO3 + 4 H2O = H3AsO4 + 7 Ag + 7 HNO3
KCl + SO4 = K2SO4 + Cl2 =>
2 KCl + SO4 = K2SO4 + Cl2
MgCl2 + Al(Cl3)3 = Mg(Cl3)2 + AlCl3 =>
3 MgCl2 + 2 Al(Cl3)3 = 3 Mg(Cl3)2 + 2 AlCl3
NaNO3 + H2O = NaOH + HNO3 =>
NaNO3 + H2O = NaOH + HNO3
CH3OC2H5 + O2 = H2O + CO2 =>
2 CH3OC2H5 + 9 O2 = 8 H2O + 6 CO2
Na(s) + Cl2(aq) = NaCl(s) =>
2 Na(s) + Cl2(aq) = 2 NaCl(s)
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Équations équilibrées sur12/10/24
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