| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 6 Cl{-} + 14 H{+} = 2 Cr{3+} + 3 Cl2 + 7 H2O
Li + Cd(NO3)2 = Li(NO3)2 + Cd =>
Li + Cd(NO3)2 = Li(NO3)2 + Cd
H3AsO4 + Pb = H3AsO3 + PbO2 =>
2 H3AsO4 + Pb = 2 H3AsO3 + PbO2
Mg(NO3)2 + NH3 = Mg + NO3NH3 =>
Mg(NO3)2 + 2 NH3 = Mg + 2 NO3NH3
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
Cr2O72{-} + S{2-} + H{+} = Cr3{+} + S + H2O =>
6 Cr2O72{-} + 427 S{2-} + 864 H{+} = 4 Cr3{+} + 427 S + 432 H2O
NH4Cl(aq) + CaSO3(aq) = (NH4)2SO3(s) + CaCl2(aq) =>
2 NH4Cl(aq) + CaSO3(aq) = (NH4)2SO3(s) + CaCl2(aq)
K3[Fe(CN)6] + K2S = K4[Fe(CN)6] + S =>
2 K3[Fe(CN)6] + K2S = 2 K4[Fe(CN)6] + S
CH3CH3OCH3CH3 + CH3SeCH3 = CH3CH3OSe + CH3CH3 =>
CH3CH3OCH3CH3 + CH3SeCH3 = CH3CH3OSe + 2 CH3CH3
(COOH)2 + KMnO4 = CO2 + MnO2 + KOH + H2O =>
3(COOH)2 + 2 KMnO4 = 6 CO2 + 2 MnO2 + 2 KOH + 2 H2O
NaAt + H2SO4 = Na2SO4 + HAt =>
2 NaAt + H2SO4 = Na2SO4 + 2 HAt
NaMnO4 + KOH + KNO2 = Na2MnO4 + K2MnO4 + KNO3 + H2O =>
2 NaMnO4 + 2 KOH + KNO2 = Na2MnO4 + K2MnO4 + KNO3 + H2O
K2Cr2O7 + N2H4 + HCl = CrCl3 + NO + H2O + KCl =>
4 K2Cr2O7 + 3 N2H4 + 32 HCl = 8 CrCl3 + 6 NO + 22 H2O + 8 KCl
C7H16 + O2 = H2O + CO2 =>
C7H16 + 11 O2 = 8 H2O + 7 CO2
PbNO3 + Zn = Pb + Zn(NO3) =>
PbNO3 + Zn = Pb + Zn(NO3)
Fe(NO3)3 + Na2CO3 + H2O = FeOOH + NaNO3 + CO2 =>
2 Fe(NO3)3 + 3 Na2CO3 + H2O = 2 FeOOH + 6 NaNO3 + 3 CO2
C4H6O5 + NH3 = C4H12N2O5 =>
C4H6O5 + 2 NH3 = C4H12N2O5
K2Cr2O7 + Na2SO3 + H2O = KOH + Na2SO4 + Cr(OH)3 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2O = 2 KOH + 3 Na2SO4 + 2 Cr(OH)3
CrCl2 + Mg(ClO4)2 + HCl = CrCl3 + Mg(ClO2)2 + H2O =>
8 CrCl2 + Mg(ClO4)2 + 8 HCl = 8 CrCl3 + Mg(ClO2)2 + 4 H2O
Al(OH)3 + H3PO4 = HOH + AlPO4 =>
Al(OH)3 + H3PO4 = 3 HOH + AlPO4
NaMnO4 + KOH + KNO2 = Na2MnO4 + K2MnO4 + KNO3 + H2O =>
2 NaMnO4 + 2 KOH + KNO2 = Na2MnO4 + K2MnO4 + KNO3 + H2O
KI(aq) + NaCl(aq) = KCl(aq) + NaI(aq) =>
KI(aq) + NaCl(aq) = KCl(aq) + NaI(aq)
Cu2 + H2SO4 = Cu2SO4 + SO2 + H2O =>
Cu2 + 2 H2SO4 = Cu2SO4 + SO2 + 2 H2O
MgSO4 + SrCl = MgCl + SrSO4 =>
MgSO4 + SrCl = MgCl + SrSO4
Ca(NO3)2 + K2SO4 = KNO3 + Ca2(SO4)2 =>
2 Ca(NO3)2 + 2 K2SO4 = 4 KNO3 + Ca2(SO4)2
CrCl2 + NaClO3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 CrCl2 + 2 NaClO3 + 12 NaOH = 3 Na2CrO4 + 8 NaCl + 6 H2O
Ge + S = GeS =>
Ge + S = GeS
HCl(aq) + MnO2(g) = MnCl2(aq) + Cl2(g) + H2O(l) =>
4 HCl(aq) + MnO2(g) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
NaOH + AlF = NaF + Al(OH) =>
NaOH + AlF = NaF + Al(OH)
C4H8O2 = H8C4O2 =>
C4H8O2 = H8C4O2
NH3(g) + O(g) + CH4(g) = HCN(aq) + H2O(g) =>
NH3(g) + 3 O(g) + CH4(g) = HCN(aq) + 3 H2O(g)
Si + J4 = SiJ4 =>
Si + J4 = SiJ4
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
HSO4 + Bi = Bi(SO4)3 + SO2 + H2O =>
4 HSO4 + Bi = Bi(SO4)3 + SO2 + 2 H2O
C4H11NO3 + HCl = C4H12NO3{+} + Cl{-} =>
C4H11NO3 + HCl = C4H12NO3{+} + Cl{-}
BaSO4(s)H2O2(aq) = BaO2(s)H2SO4(aq) =>
BaSO4(s)H2O2(aq) = BaO2(s)H2SO4(aq)
CH3COOC6H4COOH + NaOH = C6H4(OH)COONa + H2O =>
7 CH3COOC6H4COOH + 9 NaOH = 9 C6H4(OH)COONa + 10 H2O
Na2S2O3 + NaOH = Na2S + O2 + H2O =>
Na2S2O3 + 2 NaOH = 2 Na2S + 2 O2 + H2O
C6H12O6(aq) + O2(g) = CO2(g) + H2O(l)H = {-}2880kJ/mol =>
C6H12O6(aq) + 5 O2(g) = 6 CO2(g) + 4 H2O(l)H
Al + Na2CO3 = Al2(CO3)3 + Na =>
2 Al + 3 Na2CO3 = Al2(CO3)3 + 6 Na
HBr(aq) = H2(g) + Br2(l) =>
2 HBr(aq) = H2(g) + Br2(l)
(NH4)2S2O8 = NH4 + S2O8 =>
(NH4)2S2O8 = 2 NH4 + S2O8
K2CrO4 + KI + H2SO4 = Cr2(SO4)3 + H2O + I2 + K2SO4 =>
2 K2CrO4 + 6 KI + 8 H2SO4 = Cr2(SO4)3 + 8 H2O + 3 I2 + 5 K2SO4
Fe(NO3)3 + KI = KNO3 + I2 + Fe(NO3)2 =>
2 Fe(NO3)3 + 2 KI = 2 KNO3 + I2 + 2 Fe(NO3)2
WF6 + H2O = WOF4 + HF =>
WF6 + H2O = WOF4 + 2 HF
HNO3 + Zn(OH)2 = H(OH)2 + ZnNO3 =>
HNO3 + Zn(OH)2 = H(OH)2 + ZnNO3
N1 + F2 = N1F4 =>
N1 + 2 F2 = N1F4
Al + NaOH + H2O = H2 + NaAlO2 =>
2 Al + 2 NaOH + 2 H2O = 3 H2 + 2 NaAlO2
H2O + O2 + Cl2 + N2 = NH4ClO4 =>
4 H2O + 2 O2 + Cl2 + N2 = 2 NH4ClO4
CO + CH2O2 = C2H2 + O2 =>
2 CO + 2 CH2O2 = 2 C2H2 + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/04/24
Équations équilibrées sur06/03/23
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