| Équations équilibrées la veille |
AgNO3NaCl = NaNO3AgCl
Cu(SO4) + KI = CuI + K2(SO4) + I2 =>
2 Cu(SO4) + 4 KI = 2 CuI + 2 K2(SO4) + I2
HNO3 + Ba = H2O + Ba(NO3)2 + NO2 =>
4 HNO3 + Ba = 2 H2O + Ba(NO3)2 + 2 NO2
H2O + Mg3N2 = Mg(OH)2 + NH3 =>
6 H2O + Mg3N2 = 3 Mg(OH)2 + 2 NH3
SiO2 + Na2O = Na4SiO4 =>
SiO2 + 2 Na2O = Na4SiO4
Cr(CH3COO)3 + KOH + CO2 + H2O = Cr(OH)2 + K(CH3COO)2 =>
15 Cr(CH3COO)3 + 23 KOH + 2 CO2 + 5 H2O = 15 Cr(OH)2 + 23 K(CH3COO)2
CC2H5N + O2 = CO + H2O + NO =>
4 CC2H5N + 13 O2 = 12 CO + 10 H2O + 4 NO
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2Ba(NO3)2 =>
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2Ba(NO3)2
K2CrO4 + FeSO4 + KOH = KCrO2 + K2FeO4 + H2O + K2SO4 =>
4 K2CrO4 + 3 FeSO4 + 8 KOH = 4 KCrO2 + 3 K2FeO4 + 4 H2O + 3 K2SO4
ZnI2 + Li2SO4 = LiI + ZnSO4 =>
ZnI2 + Li2SO4 = 2 LiI + ZnSO4
Mg(s)CuCl2 = MgCl2Cu =>
Mg(s)CuCl2 = MgCl2Cu
LiCl(aq) + AgCH3CO2(aq) = AgCl(aq) + LiCH3CO2(aq) =>
LiCl(aq) + AgCH3CO2(aq) = AgCl(aq) + LiCH3CO2(aq)
Ba3(PO4)2(aq) + Ca(NO3)2(aq) = Ba(NO3)2(aq) + Ca3(PO4)2(s) =>
Ba3(PO4)2(aq) + 3 Ca(NO3)2(aq) = 3 Ba(NO3)2(aq) + Ca3(PO4)2(s)
K3[Cr(C2O4)3] + NH3 + H2O = K3[Cr(OH)6] + (NH4)2C2O4 =>
K3[Cr(C2O4)3] + 6 NH3 + 6 H2O = K3[Cr(OH)6] + 3(NH4)2C2O4
Ag2O + H2O = Ag2(OH)2 =>
Ag2O + H2O = Ag2(OH)2
BeOC = CO2Be2C =>
2 BeOC = CO2Be2C
Ca + HNO = Ca(NO3)2 + N2 + H2O =>
Ca + 12 HNO = Ca(NO3)2 + 5 N2 + 6 H2O
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Zn(s) + Cu{2+}(aq) = Zn{2+}(aq) + Cu(s) =>
Zn(s) + Cu{2+}(aq) = Zn{2+}(aq) + Cu(s)
BaSiO3 + HCl = BaCl2 + H2SiO3 =>
BaSiO3 + 2 HCl = BaCl2 + H2SiO3
HF + K(OH)2 = KF2 + H2O =>
2 HF + K(OH)2 = KF2 + 2 H2O
CH4(s) + O2(l) = CO2(s) + H2O(g) =>
CH4(s) + 2 O2(l) = CO2(s) + 2 H2O(g)
Zn(NO3)2 = ZnO + N2O + O2 =>
Zn(NO3)2 = ZnO + N2O + 2 O2
C + H2 + O2 = C2H5OH =>
4 C + 6 H2 + O2 = 2 C2H5OH
SrCl2 + KOH = Sr(OH)2 + KCl =>
SrCl2 + 2 KOH = Sr(OH)2 + 2 KCl
Mn(OH)2 + HBr = Mn(Br)2 + H2O =>
Mn(OH)2 + 2 HBr = Mn(Br)2 + 2 H2O
K2SO4 + NaNO3 = KNO3(aq) + Na2SO4(s) =>
K2SO4 + 2 NaNO3 = 2 KNO3(aq) + Na2SO4(s)
HgO = HgO*2 =>
HgO = HgO*2
NaClO3 + MnCO3 = NaCl + MnO2 + CO2 =>
NaClO3 + 3 MnCO3 = NaCl + 3 MnO2 + 3 CO2
A1(s) + Ag2O(aq) = Ag(s) + A12O3(aq) =>
12 A1(s) + 3 Ag2O(aq) = 6 Ag(s) + A12O3(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AsO2{-} + Zn + H{+} = AsH3 + Zn{2+} + H2O =>
AsO2{-} + 3 Zn + 7 H{+} = AsH3 + 3 Zn{2+} + 2 H2O
Ca(H2PO4)2 + CaO = CaHPO4 + H2O =>
Ca(H2PO4)2 + CaO = 2 CaHPO4 + H2O
C40H23N7O13S4 + H2O2 = CO2 + H2O + HNO3 + H2SO4 =>
C40H23N7O13S4 + 108 H2O2 = 40 CO2 + 112 H2O + 7 HNO3 + 4 H2SO4
Cr + CuCl2 = CrCl + Cu =>
2 Cr + CuCl2 = 2 CrCl + Cu
Ir(PO4) + CaCr2O7 + H3PO4 = Ir3(PO4)4 + Cr2(PO4)3 + Ca(PO4) + H2O =>
6 Ir(PO4) + 3 CaCr2O7 + 14 H3PO4 = 2 Ir3(PO4)4 + 3 Cr2(PO4)3 + 3 Ca(PO4) + 21 H2O
Cr2O7{2-} + Cu2S + H{+} = Cr{3+} + Cu{2+} + SO4{2-} + H2O =>
5 Cr2O7{2-} + 3 Cu2S + 46 H{+} = 10 Cr{3+} + 6 Cu{2+} + 3 SO4{2-} + 23 H2O
(CH3)2NNH2 + N2O3 = CO2 + H2O + N2 =>
3(CH3)2NNH2 + 8 N2O3 = 6 CO2 + 12 H2O + 11 N2
Al(OH)3 + NH3 = Al(NH3)2 + (OH) =>
Al(OH)3 + 2 NH3 = Al(NH3)2 + 3(OH)
H2SO4 + H2S = H2 + SO2 =>
H2SO4 + H2S = 2 H2 + 2 SO2
CuO + KOH = K2CuO2 + H2O =>
CuO + 2 KOH = K2CuO2 + H2O
C6O11H7N3 + (NH4)(NO3) = CO2 + H2O + N2 =>
2 C6O11H7N3 + 9(NH4)(NO3) = 12 CO2 + 25 H2O + 12 N2
Pb(NO3)2(aq) + NaCl(aq) = NaNO3(aq) + Pb(Cl)2(s) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3(aq) + Pb(Cl)2(s)
Mg + C4H8Cl = C4H8 + MgCl2 =>
Mg + 2 C4H8Cl = 2 C4H8 + MgCl2
SiO2 + Na2O = Na4SiO4 =>
SiO2 + 2 Na2O = Na4SiO4
HNO3 + CHCl3 = H2O + CCl3NO2 =>
HNO3 + CHCl3 = H2O + CCl3NO2
LaOH(NO3)2 = LaONO2 + H2O + NO2 + O2 =>
4 LaOH(NO3)2 = 4 LaONO2 + 2 H2O + 4 NO2 + 3 O2
C6H5OH + NaH = C6H5Na + H2O =>
C6H5OH + NaH = C6H5Na + H2O
Na3[Cr(OH)6] + HCl = CrCl3 + NaCl + H2O =>
Na3[Cr(OH)6] + 6 HCl = CrCl3 + 3 NaCl + 6 H2O
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