| Équations équilibrées la veille |
2 KI(s) = 2 K(s) + I2(s)
Br2O7 + NaOH = NaBrO4 + H2O =>
Br2O7 + 2 NaOH = 2 NaBrO4 + H2O
(NH4)2SO3 = (NH4)2SO4 + NH3 + H2S =>
4(NH4)2SO3 = 3(NH4)2SO4 + 2 NH3 + H2S
CH3COOH(aq)KOH(aq) = CH3COOK(aq)H2O =>
CH3COOH(aq)KOH(aq) = CH3COOK(aq)H2O
H(s)2SO(s)4 + Na(s)OH(s) = H(s)2O + Na(s)2SO(s)4 =>
H(s)2SO(s)4 + 2 Na(s)OH(s) = 2 H(s)2O + Na(s)2SO(s)4
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Ba(HSO4)2 = BaSO4 + H2SO4 =>
Ba(HSO4)2 = BaSO4 + H2SO4
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H4P2O8) =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H4P2O8)
H2SO3 + NH3 = NH4HSO3 =>
H2SO3 + NH3 = NH4HSO3
U + H2O = UO2 + H =>
U + 2 H2O = UO2 + 4 H
Nd2(CO3)3 + HF = NdF3 + CO2 + H2O =>
Nd2(CO3)3 + 6 HF = 2 NdF3 + 3 CO2 + 3 H2O
Cu + H2CO3 = Cu(CO3)2 + H2 =>
Cu + 2 H2CO3 = Cu(CO3)2 + 2 H2
Mg + C4Cl2 = MgCl2 + C4 =>
Mg + C4Cl2 = MgCl2 + C4
K2O + NH3 = KNH2 + KOH =>
K2O + NH3 = KNH2 + KOH
MnO2 + KOH + KNO3 = KMnO4 + KNO2 + H2 =>
2 MnO2 + 2 KOH + 2 KNO3 = 2 KMnO4 + 2 KNO2 + H2
CO6H10 + O = CO2 + H2O =>
CO6H10 + O = CO2 + 5 H2O
Ca{+2} + H2O = Ca(OH)2 + H{+} =>
Ca{+2} + 2 H2O = Ca(OH)2 + 2 H{+}
KOH(ag)H2CO3(ag) = H2OKHCO3 =>
KOH(ag)H2CO3(ag) = H2OKHCO3
Cu + P = Cu3P =>
3 Cu + P = Cu3P
*Ca(NO3)2*4H2O + MgSO4*7H2O = CaSO4*2H2O + Mg(NO3)2*6H2O + H2O =>
*Ca(NO3)2*4H2O + MgSO4*7H2O = CaSO4*2H2O + Mg(NO3)2*6H2O + 3 H2O
K2CO3 + BaCl2 = KCl + Ba2(CO3)2 =>
2 K2CO3 + 2 BaCl2 = 4 KCl + Ba2(CO3)2
NH4I + H2O = NH4OH + HI =>
NH4I + H2O = NH4OH + HI
FeS + Ca = Fe + CaS =>
FeS + Ca = Fe + CaS
B + H2O = B(OH)3 + H2 =>
2 B + 6 H2O = 2 B(OH)3 + 3 H2
MgCO3 + H2C2O4 = MgC2O4 + CO2 + H2O =>
MgCO3 + H2C2O4 = MgC2O4 + CO2 + H2O
Zn(NO3)2 + Cu + H2SO4 = ZnSO4 + CuSO4 + NO + H2O =>
Zn(NO3)2 + 3 Cu + 4 H2SO4 = ZnSO4 + 3 CuSO4 + 2 NO + 4 H2O
XOH + Cr2O7{2-} + H{+} = XOOH + Cr{3+} + H2O =>
3 XOH + Cr2O7{2-} + 8 H{+} = 3 XOOH + 2 Cr{3+} + 4 H2O
K2Cr2O7 + CaCl2 + NaOH = CaCrO4 + KCl + NaCl + H2O =>
K2Cr2O7 + 2 CaCl2 + 2 NaOH = 2 CaCrO4 + 2 KCl + 2 NaCl + H2O
Na2CO3 + C = Na + CO2 =>
2 Na2CO3 + C = 4 Na + 3 CO2
K2Cr2O7 + KNO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + KNO3 =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 KNO3
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2 =>
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2
BaCl2 + HNO3 = Ba(NO3)2 + HCl =>
BaCl2 + 2 HNO3 = Ba(NO3)2 + 2 HCl
NaMnO4 + NaNO2 + H2O = NaNO3 + MnO2 + NaOH =>
2 NaMnO4 + 3 NaNO2 + H2O = 3 NaNO3 + 2 MnO2 + 2 NaOH
Na2OP2O5 = NaPO3 =>
Na2OP2O5 = 2 NaPO3
CuSO4LiOH = CuOHLiSO4 =>
CuSO4LiOH = CuOHLiSO4
C4H8O2 + HCl = C2H5Cl + O2 =>
C4H8O2 + 2 HCl = 2 C2H5Cl + O2
Li{-}2SO{-}4 + AgNO{-}3 = Ag{-}2SO{-}4 + LiNO{-}3 =>
Li{-}2SO{-}4 + AgNO{-}3 = Ag{-}2SO{-}4 + LiNO{-}3
K2SO3 + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 =>
5 K2SO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 6 K2SO4
Zn + MgPO4 = ZnPO4 + Mg =>
Zn + MgPO4 = ZnPO4 + Mg
CH3NH2 + C2H5Cl = CH3NHC2H5 + HCl =>
CH3NH2 + C2H5Cl = CH3NHC2H5 + HCl
NaCl + K2Cr2O7 + H2SO4 = Cl2 + Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
6 NaCl + K2Cr2O7 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Na2SO4
H2Cr2O7 + BaCl2 = BaCrO4 + HCl + CrO3 =>
H2Cr2O7 + BaCl2 = BaCrO4 + 2 HCl + CrO3
Pb(NO3)2 + Na2HPO4 = Pb3(PO4)2 + NaNO3 + HNO3 =>
3 Pb(NO3)2 + 2 Na2HPO4 = Pb3(PO4)2 + 4 NaNO3 + 2 HNO3
Fe2(SO4)3 + H2O = Fe + H2SO4 + O2 =>
2 Fe2(SO4)3 + 6 H2O = 4 Fe + 6 H2SO4 + 3 O2
KOH(aq) + H3PO4(aq) = H2O(l) + K2HPO4(aq) =>
2 KOH(aq) + H3PO4(aq) = 2 H2O(l) + K2HPO4(aq)
HPO3 + H2O = H4P2O7 =>
2 HPO3 + H2O = H4P2O7
H3BO3 + H2O2 = HBO3 + H2O =>
H3BO3 + H2O2 = HBO3 + 2 H2O
C5H11OHCH3COOH = CH3COOC5H11H2O =>
C5H11OHCH3COOH = CH3COOC5H11H2O
Nd2(CO3)3 + HF = NdF3 + CO2 + H2O =>
Nd2(CO3)3 + 6 HF = 2 NdF3 + 3 CO2 + 3 H2O
Nb6Cl14*7H2O + AgNO3 = AgCl + Nb(NO3)2 + Nb(NO3)3 + H2O =>
Nb6Cl14*7H2O + 14 AgNO3 = 14 AgCl + 4 Nb(NO3)2 + 2 Nb(NO3)3 + 7 H2O
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Équations équilibrées sur11/23/24
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