| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + NO2 = NH4 + CO2
Mg + Fe = MgFe2 =>
Mg + 2 Fe = MgFe2
HCOOH + K2CO3 = KCOOH + CO2 + H2O =>
2 HCOOH + K2CO3 = 2 KCOOH + CO2 + H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
HgClO3 = Hg + ClO3 =>
HgClO3 = Hg + ClO3
Mg + AgN = Ag + Mg3N2 =>
3 Mg + 2 AgN = 2 Ag + Mg3N2
Ca + H2O = H + Ca(OH)2 =>
Ca + 2 H2O = 2 H + Ca(OH)2
FeS + Cl2 = FeCl3 + S =>
2 FeS + 3 Cl2 = 2 FeCl3 + 2 S
MgCO3 + CaCl2 = MgCl2 + CaCO3 =>
MgCO3 + CaCl2 = MgCl2 + CaCO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Cr2O7{2-} + SO3{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
Cr2O7{2-} + 3 SO3{2-} + 4 H2O = 2 Cr(OH)3 + 3 SO4{2-} + 2 OH{-}
Br + NaI = BrI + Na2 =>
2 Br + 2 NaI = 2 BrI + Na2
MgCO3 + CaCl2 = MgCl2 + CaCO3 =>
MgCO3 + CaCl2 = MgCl2 + CaCO3
HCl(aq) + NAC2H3O2(aq) = HC2H3O2(aq) + NACl(aq) =>
HCl(aq) + NAC2H3O2(aq) = HC2H3O2(aq) + NACl(aq)
Na2SO3 + HCl + Na2S = S + NaCl + H2O =>
Na2SO3 + 6 HCl + 2 Na2S = 3 S + 6 NaCl + 3 H2O
Na3PO4(aq) + CaCl2 = Ca3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 CaCl2 = Ca3(PO4)2(s) + 6 NaCl(aq)
Tl(OH)3 + H2SO4 = Tl2(SO4)3 + H2O =>
2 Tl(OH)3 + 3 H2SO4 = Tl2(SO4)3 + 6 H2O
Ba(CH3COO)2 + KOH = Ba(OH)2 + CH3COOK =>
Ba(CH3COO)2 + 2 KOH = Ba(OH)2 + 2 CH3COOK
I2(s) + HNO3(aq) = HIO3(aq) + NO(g) + H2O(l) =>
3 I2(s) + 10 HNO3(aq) = 6 HIO3(aq) + 10 NO(g) + 2 H2O(l)
K2Cr2O7 + FeSO4 + HCl = CrCl3 + Fe(SO4)3 + FeCl3 + H2O + KSO4 =>
3 K2Cr2O7 + 9 FeSO4 + 42 HCl = 6 CrCl3 + Fe(SO4)3 + 8 FeCl3 + 21 H2O + 6 KSO4
FeCO + H2O2 = Fe2O3 + C2H5OH + H2CO3 =>
14 FeCO + 17 H2O2 = 7 Fe2O3 + 3 C2H5OH + 8 H2CO3
KI + Br2 + KOH = KIO3 + KBr + H2O =>
KI + 3 Br2 + 6 KOH = KIO3 + 6 KBr + 3 H2O
CH3CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2COOH + Cr{+3} + H2O =>
3 CH3CH2CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3CH2COOH + 4 Cr{+3} + 11 H2O
CUO + O2 = CUO3 =>
CUO + O2 = CUO3
BaN2O6 + K2CrO4 = BaCrO4 + KNO3 =>
BaN2O6 + K2CrO4 = BaCrO4 + 2 KNO3
C6H10O + KMnO4 + H2SO4 = C6H10O2 + K2SO4 + MnSO4 + H2O =>
5 C6H10O + 2 KMnO4 + 3 H2SO4 = 5 C6H10O2 + K2SO4 + 2 MnSO4 + 3 H2O
Pb(SO4)2 + Na2CO3 = Pb(CO3)2 + Na2SO4 =>
Pb(SO4)2 + 2 Na2CO3 = Pb(CO3)2 + 2 Na2SO4
NaHSO4 + KHSO3 = KNaSO4 + H2O + SO2 =>
NaHSO4 + KHSO3 = KNaSO4 + H2O + SO2
HgS(s) + HCl(aq) + HNO3(aq) = HgCl2(aq) + NO(g) + S(s) + H2O(l) =>
3 HgS(s) + 6 HCl(aq) + 2 HNO3(aq) = 3 HgCl2(aq) + 2 NO(g) + 3 S(s) + 4 H2O(l)
IBr + KI = KBr + I2 =>
IBr + KI = KBr + I2
Na2SeO3 + KBrO + H2O = Br2 + Na2SeO4 + KOH =>
Na2SeO3 + 2 KBrO + H2O = Br2 + Na2SeO4 + 2 KOH
Na + BaCl2 = NaCl + Ba =>
2 Na + BaCl2 = 2 NaCl + Ba
Cr + H3PO4 = Cr(PO4)2 + H2 =>
Cr + 2 H3PO4 = Cr(PO4)2 + 3 H2
Ni(NO3)2KOH = Ni(OH) + K(NO3)2 =>
Ni(NO3)2KOH = Ni(OH) + K(NO3)2
Na2B4O7 + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq) =>
Na2B4O7 + H2SO4(aq) + 5 H2O(l) = 4 H3BO3(s) + Na2SO4(aq)
C6H14O + C4H6O3 = C8H16O2 + CH3COOH =>
C6H14O + C4H6O3 = C8H16O2 + CH3COOH
HC3OC2H5 + O2 = H2O + CO2 =>
HC3OC2H5 + 6 O2 = 3 H2O + 5 CO2
X*2 = X =>
X*2 = X
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
ZnO2 + H2O = ZnO + H2O2 =>
ZnO2 + H2O = ZnO + H2O2
(Cu(NH3)4)(OH)2 + HNO3 = Cu(OH)2 + NH4NO3 =>
(Cu(NH3)4)(OH)2 + 4 HNO3 = Cu(OH)2 + 4 NH4NO3
Ca{2+} + NO2{-} = Ca2 + NO2 =>
2 Ca{2+} + 4 NO2{-} = Ca2 + 4 NO2
C + KOH = CO2 + K2 + H =>
C + 2 KOH = CO2 + K2 + 2 H
NO + O = NO2 =>
NO + O = NO2
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
NO2 = N2 + O2 =>
2 NO2 = N2 + 2 O2
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O =>
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
BaN2O6 + K2CrO4 = BaCrO4 + KNO3 =>
BaN2O6 + K2CrO4 = BaCrO4 + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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