| Équations équilibrées la veille |
2 FeCl2 + NaBiO3 + 2 NaOH + 2 H2O = 2 Fe(OH)3 + BiOCl + 3 NaCl
KNO23(s) = KNO2(s) + O2(g) =>
2 KNO23(s) = 2 KNO2(s) + 21 O2(g)
Cu(NO3){2} + Ca(OH){2} = Cu(OH){2} + Ca(NO3){2} =>
Cu(NO3){2} + Ca(OH){2} = Cu(OH){2} + Ca(NO3){2}
NO + H2 = N2 + OH2 =>
2 NO + 2 H2 = N2 + 2 OH2
V3(PO4)5 + (NH4)2Se = V2Se5 + (NH4)3PO4 =>
2 V3(PO4)5 + 15(NH4)2Se = 3 V2Se5 + 10(NH4)3PO4
MgNH4 + PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4 + 2 PO4 = Mg2P2O7 + 2 NH3 + H2O
C6H12O6 + Ag2O = C6H12O7 + Ag =>
C6H12O6 + Ag2O = C6H12O7 + 2 Ag
PbS + O2 = PbO + SO2 = =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Pb(NO3)2 + H2CrO4 = PbCrO4 + HNO3 =>
Pb(NO3)2 + H2CrO4 = PbCrO4 + 2 HNO3
K2Cr2O7 + SnCl2 + HCl = CrCl2 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 4 SnCl2 + 14 HCl = 2 CrCl2 + 4 SnCl4 + 2 KCl + 7 H2O
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4 =>
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4
Pb[OH]2 + HCl = PbCl2 + H2O =>
Pb[OH]2 + 2 HCl = PbCl2 + 2 H2O
Fe + HBr = H2 + FeBr2 =>
Fe + 2 HBr = H2 + FeBr2
Ag2CrO4 + Mg3P2 = Ag3P + MgCrO4 =>
3 Ag2CrO4 + Mg3P2 = 2 Ag3P + 3 MgCrO4
C6H8(s) + O2(g) = CO2(g) + H2O(g) =>
C6H8(s) + 8 O2(g) = 6 CO2(g) + 4 H2O(g)
KNO2 + KMnO4 + H2SO4 = KNO3 + Mn(SO4) + K2SO4 + H2O =>
5 KNO2 + 2 KMnO4 + 3 H2SO4 = 5 KNO3 + 2 Mn(SO4) + K2SO4 + 3 H2O
NH4ClO4 + C4H6 = CO2 + H2O + N2 + HCl =>
22 NH4ClO4 + 5 C4H6 = 20 CO2 + 48 H2O + 11 N2 + 22 HCl
CrSO4 + NaOH = Cr(OH)2 + Na2SO4 =>
CrSO4 + 2 NaOH = Cr(OH)2 + Na2SO4
Sb(NO3)3 + H2S = Sb2S3 + HNO3 =>
2 Sb(NO3)3 + 3 H2S = Sb2S3 + 6 HNO3
P4 + H6 = PH3 =>
P4 + 2 H6 = 4 PH3
CH3COOH + KOH = KC2H3O2 + H2O =>
CH3COOH + KOH = KC2H3O2 + H2O
HgSO4Cu = HgCuSO4 =>
HgSO4Cu = HgCuSO4
Al(Cl)3 + H2SO4 = Al2(SO4)3 + HCl =>
2 Al(Cl)3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
C3H6(OH)2 + H2SO4 = C3H6SO4 + H2O =>
C3H6(OH)2 + H2SO4 = C3H6SO4 + 2 H2O
KHSO4 + NaOH = H2O + KNaSO4 =>
KHSO4 + NaOH = H2O + KNaSO4
Bi + H2 = BiH2 =>
Bi + H2 = BiH2
OH(aq) + HC2H3O2(aq) = C2H3O2(aq) + H2O(aq) =>
OH(aq) + HC2H3O2(aq) = C2H3O2(aq) + H2O(aq)
HCOOH(aq) + H2O(l) = H3O(aq) + HCOO(aq) =>
HCOOH(aq) + H2O(l) = H3O(aq) + HCOO(aq)
K2CrO4(s) + H2SO4(ag) = KHSO4(s) + H2O(l) + CrO3(s) =>
K2CrO4(s) + 2 H2SO4(ag) = 2 KHSO4(s) + H2O(l) + CrO3(s)
Cs2SO4 + BaBr2 = BaSO4 + CsBr =>
Cs2SO4 + BaBr2 = BaSO4 + 2 CsBr
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
CH3CO2H + NaH = CH3CO2Na + H2 =>
CH3CO2H + NaH = CH3CO2Na + H2
C2H6O = C4H10O + H2O =>
2 C2H6O = C4H10O + H2O
CsNO3 + Li = Cs + LiNO3 =>
CsNO3 + Li = Cs + LiNO3
Al(s) + H2SO4 = Al2(SO4)3 + H2 =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
FeCl3 + C6H8O6 + H2O = FeCl2 + C6H10O8 + HCl =>
2 FeCl3 + C6H8O6 + 2 H2O = 2 FeCl2 + C6H10O8 + 2 HCl
H2SO4 + Na3PO4 = H2PO4 + Na3SO4 =>
H2SO4 + Na3PO4 = H2PO4 + Na3SO4
CaOH + NO = CaO + NOH =>
CaOH + NO = CaO + NOH
MnCl2 + H2O + Cl = HCl + MnO2 =>
MnCl2 + 2 H2O + 2 Cl = 4 HCl + MnO2
HC3H5O2 + NaOH = NaC3H5O2 + H2O =>
HC3H5O2 + NaOH = NaC3H5O2 + H2O
Cr(OH)3 + S(s) + OH{-} = CrO4{2-} + S{2-} + H2O =>
2 Cr(OH)3 + 3 S(s) + 10 OH{-} = 2 CrO4{2-} + 3 S{2-} + 8 H2O
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)2 + Mg(s) =>
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)2 + Mg(s)
Mg + CuCl2 = Cu + MgCl2 =>
Mg + CuCl2 = Cu + MgCl2
Mg(MnO4)2 + Na2SO3 + H2O = Mg(OH)2 + MnO2 + Na2SO4 =>
Mg(MnO4)2 + 3 Na2SO3 + H2O = Mg(OH)2 + 2 MnO2 + 3 Na2SO4
Ba(NO3)2 + NaHSO4 = Ba(HSO4)2 + NaNO3 =>
Ba(NO3)2 + 2 NaHSO4 = Ba(HSO4)2 + 2 NaNO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
K3PO4 + CuNO3 = K3NO3 + CuPO4 =>
K3PO4 + CuNO3 = K3NO3 + CuPO4
C = C2 =>
2 C = C2
Na2S2O3 + Br2 + NaOH = NaBr + Na2SO4 + OH2 =>
Na2S2O3 + 4 Br2 + 10 NaOH = 8 NaBr + 2 Na2SO4 + 5 OH2
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