| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
Li + Cl2 = LiCl3 =>
2 Li + 3 Cl2 = 2 LiCl3
CrI3 + Cl2 + OH({-}1) = CrO4({-}2) + IO4({-}1) + Cl({-}1) + H2O =>
CrI3 + 14 Cl2 + 32 OH({-}1) = CrO4({-}2) + 3 IO4({-}1) + 28 Cl({-}1) + 16 H2O
CH3NH3 + NaOH = CH3NH2 + Na + H2O =>
CH3NH3 + NaOH = CH3NH2 + Na + H2O
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O =>
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O
Ca(CH3(CH2)6COO)2 + NaHCO3 = NaCH3(CH2)6COO + CaCO3 + H2O + CO2 =>
Ca(CH3(CH2)6COO)2 + 2 NaHCO3 = 2 NaCH3(CH2)6COO + CaCO3 + H2O + CO2
Al(OH)3 + H3PO4 = AlPO4 + H2O =>
Al(OH)3 + H3PO4 = AlPO4 + 3 H2O
Bi3N5 = Bi + N =>
Bi3N5 = 3 Bi + 5 N
K2(Cr2O7) + Cr(NO3)3 = Cr(Cr2O7) + K + (NO3) =>
K2(Cr2O7) + Cr(NO3)3 = Cr(Cr2O7) + 2 K + 3(NO3)
C10H20 + O2 = H2O + CO2 =>
C10H20 + 15 O2 = 10 H2O + 10 CO2
Na2S + Br2 + H2O = NaBr + HBr + H2SO4 =>
Na2S + 4 Br2 + 4 H2O = 2 NaBr + 6 HBr + H2SO4
NH4NO3 = NO + H2O + NH3 =>
5 NH4NO3 = 8 NO + 7 H2O + 2 NH3
Cr{2+} + NH3 + O2 + H{+} = [Cr(NH3)5OCr(NH3)5]{6+} + H2O =>
2 Cr{2+} + 10 NH3 + O2 + 2 H{+} = [Cr(NH3)5OCr(NH3)5]{6+} + H2O
CH4 + CCl4 = CH2Cl2 =>
CH4 + CCl4 = 2 CH2Cl2
H2S + K2CrO7 + H2SO4 = K2SO4 + Cr(SO4)3 + H2O =>
3 H2S + 4 K2CrO7 + 13 H2SO4 = 4 K2SO4 + 4 Cr(SO4)3 + 16 H2O
Ca(NO3)2 + Ca(OH)2 + S = Ca(NO2)2 + CaSO4 + H2O =>
3 Ca(NO3)2 + 2 Ca(OH)2 + 2 S = 3 Ca(NO2)2 + 2 CaSO4 + 2 H2O
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
AlCl3 + CaSO4 = Al2(SO4)3 + CaCl2 =>
2 AlCl3 + 3 CaSO4 = Al2(SO4)3 + 3 CaCl2
PbO2 + H2MnO3 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
3 PbO2 + 2 H2MnO3 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 4 H2O
(NH4)3PO4(aq) + Ni(NO3)2(aq) = Ni3(PO4)2(s) + NH4NO3(aq) =>
2(NH4)3PO4(aq) + 3 Ni(NO3)2(aq) = Ni3(PO4)2(s) + 6 NH4NO3(aq)
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
C2H4O2(v) + O2(g) = CO2(g) + H2O(v) =>
C2H4O2(v) + 2 O2(g) = 2 CO2(g) + 2 H2O(v)
Ca + HClO3 = Ca(ClO3)2 + H2 =>
Ca + 2 HClO3 = Ca(ClO3)2 + H2
Mg(HCO3)2 + H2SO4 = CO2 + H2O + MgSO4 =>
Mg(HCO3)2 + H2SO4 = 2 CO2 + 2 H2O + MgSO4
CH4 + CCl4 = CH2Cl2 =>
CH4 + CCl4 = 2 CH2Cl2
Mg + CaCO3 = MgCa + CO3 =>
Mg + CaCO3 = MgCa + CO3
CuI2 + HNO3 = CuNO3 + I2 + NO2 + H2O =>
CuI2 + 2 HNO3 = CuNO3 + I2 + NO2 + H2O
C2H4O2 + H2O = C2H6O2 + O2 =>
2 C2H4O2 + 2 H2O = 2 C2H6O2 + O2
In(NO3)3 + H2SO4 = HNO3 + In2(SO4)3 =>
2 In(NO3)3 + 3 H2SO4 = 6 HNO3 + In2(SO4)3
Na2CO3 + Zn(NO3)2 + Cu = CuNO3 + ZnCO3 + Na2 =>
Na2CO3 + Zn(NO3)2 + 2 Cu = 2 CuNO3 + ZnCO3 + Na2
KI + H2SO4 + H2O2 = K2SO4 + I2 + H2O =>
2 KI + H2SO4 + H2O2 = K2SO4 + I2 + 2 H2O
Zn + HClO3 = Zn(ClO3)2 + H2 =>
Zn + 2 HClO3 = Zn(ClO3)2 + H2
Br{-} + N2 + H2O = Br2 + N2H4 + OH{-} =>
4 Br{-} + N2 + 4 H2O = 2 Br2 + N2H4 + 4 OH{-}
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H3PO4 + NaOH = H3(OH)3 + Na3PO4 =>
H3PO4 + 3 NaOH = H3(OH)3 + Na3PO4
H2O2 + K4Fe(CN)6 = KOH + K2Fe(CN)6 =>
H2O2 + K4Fe(CN)6 = 2 KOH + K2Fe(CN)6
C2H6O + K2Cr2O7 + H2SO4 = C2H4O2 + K2SO4 + Cr2(SO4)2 + H2O =>
2 C2H6O + K2Cr2O7 + 3 H2SO4 = 2 C2H4O2 + K2SO4 + Cr2(SO4)2 + 5 H2O
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
C8H17OH = C + H2O + H2 =>
C8H17OH = 8 C + H2O + 8 H2
NO{2} + H{2}O + HNO = HNO{3} = NO =>
3 NO{2} + 3 H{2}O + HNO = 4 HNO{3}
C6H3Cl2NO2 + CH3OH = C7H6ClNO3 + ClH =>
C6H3Cl2NO2 + CH3OH = C7H6ClNO3 + ClH
KMnO4 + KI + H2SO4 = K2SO4 + MnSO4 + I2 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
Na2Co3(s) + HCl(aq) = NaCl(aq) + H2Co3(s) = CO2 =>
Na2Co3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2Co3(s)
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
NaBr + K2S = Na2S + KBr =>
2 NaBr + K2S = Na2S + 2 KBr
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
NaCl + HNO3 = Cl2 + NOCl + NaNO3 + H2O =>
3 NaCl + 4 HNO3 = Cl2 + NOCl + 3 NaNO3 + 2 H2O
C*H + O2 = CO2 + H2O =>
4 C*H + 5 O2 = 4 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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