Équations équilibrées la veille |
24 KMnO4 + 15 Na2S + 24 H3PO4 = 8 Mn3(PO4)2 + 8 K3PO4 + 15 Na2SO4 + 36 H2O
Ca(CH3COO)2 + H3PO4 = Ca3(PO4)2 + H(CH3COO) =>
3 Ca(CH3COO)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H(CH3COO)
Al + KOH = Al(OH)3 + K2 =>
2 Al + 6 KOH = 2 Al(OH)3 + 3 K2
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
CaCl2 + SnCl2 + C2H6O = CaSnO + HCl + C2H2 =>
CaCl2 + SnCl2 + C2H6O = CaSnO + 4 HCl + C2H2
Al + NaOH + H2O = NaAlO2 + H3 =>
Al + NaOH + H2O = NaAlO2 + H3
AlCl + HCl = AlH + Cl2 =>
AlCl + HCl = AlH + Cl2
Ag3AsO4 + NH3 = [Ag(NH3)2]3AsO4 =>
Ag3AsO4 + 6 NH3 = [Ag(NH3)2]3AsO4
(CH3O)3C6H2COCl + C6H14N2O = C16H24N2O5 + HCl =>
(CH3O)3C6H2COCl + C6H14N2O = C16H24N2O5 + HCl
(NH3)2 = NH3 =>
(NH3)2 = 2 NH3
Na2SO4(aq) + Ba(OH)2(aq) = BaSO4(s) + NaOH(aq) =>
Na2SO4(aq) + Ba(OH)2(aq) = BaSO4(s) + 2 NaOH(aq)
ZnI2 + H2O = ZnO + HI =>
ZnI2 + H2O = ZnO + 2 HI
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaI + PbSO4 = PbI2 + Na2SO4 =>
2 NaI + PbSO4 = PbI2 + Na2SO4
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Na + Ca(PO4) = Na(PO4) + Ca =>
Na + Ca(PO4) = Na(PO4) + Ca
CO + H2O + NO = C2H7N + O2 =>
8 CO + 14 H2O + 4 NO = 4 C2H7N + 13 O2
N2O + CO2 = NO2 + CO =>
N2O + 3 CO2 = 2 NO2 + 3 CO
C7H6O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C7H6O2(l) + 15 O2(g) = 14 CO2(g) + 6 H2O(g)
Sn + HCl + H2O = SnCl2H2O + H2 =>
Sn + 2 HCl + H2O = SnCl2H2O + H2
Ag2SO4 + K2Cr2O7 + H2SO4 = Ag2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Ag2SO4 + 2 K2Cr2O7 + 14 H2SO4 = 3 Ag2(SO4)3 + 2 K2SO4 + 2 Cr2(SO4)3 + 14 H2O
MnI2 + Cl2 + KOH = KMnO4 + KI + KCl + H2O =>
2 MnI2 + 5 Cl2 + 16 KOH = 2 KMnO4 + 4 KI + 10 KCl + 8 H2O
(CH3COO)2Pb + K2Cr2O7 = (CH3COO)K + Pb(Cr2O7) =>
(CH3COO)2Pb + K2Cr2O7 = 2(CH3COO)K + Pb(Cr2O7)
KHS + H2O = KOH + SH2 =>
KHS + H2O = KOH + SH2
K3PO4 + HCl = H3PO4 + KCl =>
K3PO4 + 3 HCl = H3PO4 + 3 KCl
Zn + Pb(C2H3O2)2 = Pb + ZnC4H6O4 =>
Zn + Pb(C2H3O2)2 = Pb + ZnC4H6O4
CO2 + N2O = CO + NO =>
CO2 + N2O = CO + 2 NO
(CH3COO)2Pb + K2Cr2O7 = (CH3COO)K + Pb(Cr2O7) =>
(CH3COO)2Pb + K2Cr2O7 = 2(CH3COO)K + Pb(Cr2O7)
KCl + NH3 = KNH3 + Cl =>
KCl + NH3 = KNH3 + Cl
Sn + HCl + H2O = SnCl22H2O + H2 =>
Sn + 22 HCl + H2O = SnCl22H2O + 11 H2
CO2 + N2O = CO + NO =>
CO2 + N2O = CO + 2 NO
Ga + CO3 = GaCO3 =>
Ga + CO3 = GaCO3
C8H8O4 + O2 = CO2 + H2O =>
C8H8O4 + 8 O2 = 8 CO2 + 4 H2O
Ag(s) + H2SO4(aq) = H2(g) + Ag2(SO4)(aq) =>
2 Ag(s) + H2SO4(aq) = H2(g) + Ag2(SO4)(aq)
C2H6S + O2 = CO2 + H2O + SO3 =>
C2H6S + 5 O2 = 2 CO2 + 3 H2O + SO3
CrCl2 + H2SO4 = Cr2(SO4)3 + SO2 + HCl + Cr(OH)3 =>
6 CrCl2 + 9 H2SO4 = 2 Cr2(SO4)3 + 3 SO2 + 12 HCl + 2 Cr(OH)3
NaCN + H2O = NaCNH2O =>
NaCN + H2O = NaCNH2O
CuSO4(aq) + NaS(aq) = CuS(s) + NaSO4(aq) =>
CuSO4(aq) + NaS(aq) = CuS(s) + NaSO4(aq)
NO + HCl + KC4H5O6 = KCl + C + H2O + HNO3 =>
2 NO + HCl + KC4H5O6 = KCl + 4 C + 2 H2O + 2 HNO3
Cr(NO3)2 + CuSO4 = Cu + Cr(NO3)3 + CrSO4 =>
3 Cr(NO3)2 + CuSO4 = Cu + 2 Cr(NO3)3 + CrSO4
PBO + H = PB + H2O =>
PBO + 2 H = PB + H2O
O8 = O10 =>
5 O8 = 4 O10
PCl3 + PH3 = P + HCl =>
PCl3 + PH3 = 2 P + 3 HCl
KF(s) + H2SO4(aq) = KHSO4(aq) + HF(s) =>
KF(s) + H2SO4(aq) = KHSO4(aq) + HF(s)
Na2Cr2O7 + C3H8O + H2SO4 = Na2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
2 Na2Cr2O7 + 2 C3H8O + 8 H2SO4 = 2 Na2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 10 H2O
CaCrO4 + KClO2 = Ca(ClO2)2 + K2CrO4 =>
CaCrO4 + 2 KClO2 = Ca(ClO2)2 + K2CrO4
XPb(NO3)2 + K2CrO4 = XPbCrO4 + KNO3 =>
XPb(NO3)2 + K2CrO4 = XPbCrO4 + 2 KNO3
CrCl2 + H2SO4 = Cr2(SO4)3 + SO2 + HCl + Cr(OH)3 =>
6 CrCl2 + 9 H2SO4 = 2 Cr2(SO4)3 + 3 SO2 + 12 HCl + 2 Cr(OH)3
Cr(s) + CdCl2(aq) = CrCl3(aq) + Cd(s) =>
2 Cr(s) + 3 CdCl2(aq) = 2 CrCl3(aq) + 3 Cd(s)
C6H4(OH)(NH2)(s) + (CH3CO)2O(aq) = C8H9NO2(s) + C2H4O2(aq) =>
C6H4(OH)(NH2)(s) + (CH3CO)2O(aq) = C8H9NO2(s) + C2H4O2(aq)
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