| Équations équilibrées la veille |
NaBrO + H2O + 4 NaOH + Pb(NO3)2 = NaBr + Na2[Pb(OH)6] + 2 NaNO3
Al2SiO5 + H2SO4 = Al2(SO4)3 + SiO2 + H2O =>
Al2SiO5 + 3 H2SO4 = Al2(SO4)3 + SiO2 + 3 H2O
FeCuS2 + H2SO4 = Fe2(SO4)3 + CuSO4 + SO2 + H2O =>
2 FeCuS2 + 18 H2SO4 = Fe2(SO4)3 + 2 CuSO4 + 17 SO2 + 18 H2O
KOH + Al(NO3)3 = Al(OH)3 + KNO3 =>
3 KOH + Al(NO3)3 = Al(OH)3 + 3 KNO3
Cu(CH3COO)2 + Ca(ClO4)2 = Cu(ClO4)2 + Ca(CH3COO)2 =>
Cu(CH3COO)2 + Ca(ClO4)2 = Cu(ClO4)2 + Ca(CH3COO)2
As2S3 + OH{-} + H2O2 = AsO4{-3} + H2O + SO4{-} =>
2 As2S3 + 18 OH{-} + 31 H2O2 = 4 AsO4{-3} + 40 H2O + 6 SO4{-}
Li + Ag(NO3)2 = Ag + Li(NO3)2 =>
Li + Ag(NO3)2 = Ag + Li(NO3)2
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
AgO + KI + H2O = AgI + I2 + KOH =>
2 AgO + 4 KI + 2 H2O = 2 AgI + I2 + 4 KOH
FeBr3 + NaOH + CrCl3 = FeBr2 + Na2CrO4 + NaClO2 + H2O + NaBr =>
15 FeBr3 + 20 NaOH + CrCl3 = 15 FeBr2 + Na2CrO4 + 3 NaClO2 + 10 H2O + 15 NaBr
Cr2(SO4)3 + K2CO3 = Cr2(CO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2CO3 = Cr2(CO3)3 + 3 K2SO4
C4H10 + O(g) = CO2(g) + H2O =>
C4H10 + 13 O(g) = 4 CO2(g) + 5 H2O
He + Kr + Ar = HeKrAr =>
He + Kr + Ar = HeKrAr
Mg + HNO2 = Mg(NO3)2 + N2 + H2O =>
Mg + 4 HNO2 = Mg(NO3)2 + N2 + 2 H2O
B2O + Mg = MgO + B =>
B2O + Mg = MgO + 2 B
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KMnO4 + C3H03 = K2CO3 + H2O + MnOH + CO2 =>
10 KMnO4 + 4 C3H03 = 5 K2CO3 + H2O + 10 MnOH + 7 CO2
Na3PO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NaOH
Cr(NO3)3(H2O)9 = H2O + Cr(NO3)3 =>
Cr(NO3)3(H2O)9 = 9 H2O + Cr(NO3)3
Fe + O2 + HNO3 = Fe(NO3)2 + H2O =>
2 Fe + O2 + 4 HNO3 = 2 Fe(NO3)2 + 2 H2O
Ca4Zr4S12 = CaS + ZrS2 =>
Ca4Zr4S12 = 4 CaS + 4 ZrS2
CS2(i) + NH3(g) = H2S(g) + NH4SCN(s) =>
CS2(i) + 2 NH3(g) = H2S(g) + NH4SCN(s)
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
H2Se + Fe = Fe2Se3 + H =>
3 H2Se + 2 Fe = Fe2Se3 + 6 H
Pb + AgNo3(ac) = Pb(No3) + Ag =>
Pb + AgNo3(ac) = Pb(No3) + Ag
SO2 + ClO3{-} = SO4{2-} + ClO2 =>
SO2 + 2 ClO3{-} = SO4{2-} + 2 ClO2
Cu(OH)2Na2SO4 = CuSO4Na2(OH)2 =>
Cu(OH)2Na2SO4 = CuSO4Na2(OH)2
N2H4CO + NH4NO3 = N2 + CO2 + H2O =>
N2H4CO + 3 NH4NO3 = 4 N2 + CO2 + 8 H2O
[]AgI + []Fe2(CO3)3 = []FeI3 + []Ag2CO3 =>
6[]AgI + []Fe2(CO3)3 = 2[]FeI3 + 3[]Ag2CO3
Ag2O + O2 + HF = AgF2 + H2O =>
2 Ag2O + O2 + 8 HF = 4 AgF2 + 4 H2O
CoBr2 + C6H7N = Co(C6H7N)2Br2 =>
CoBr2 + 2 C6H7N = Co(C6H7N)2Br2
Au + HNO2 = Au(NO2) + H2 =>
2 Au + 2 HNO2 = 2 Au(NO2) + H2
Potassiumsulfate + bariumhydroxide = Potassiumhydroxide + Bariumsulfate =>
K2SO4 + Ba(OH)2 = 2 KOH + BaSO4
(H3PO4)3 = P2O5 + H2O =>
2(H3PO4)3 = 3 P2O5 + 9 H2O
ZrO2 + NaOH = Na4ZrO4 + H2O =>
ZrO2 + 4 NaOH = Na4ZrO4 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na[Al(OH)4(H2O)2] + CO2 = NaHCO3 + Al(OH)3 + H2O =>
Na[Al(OH)4(H2O)2] + CO2 = NaHCO3 + Al(OH)3 + 2 H2O
LiFePO4 + H2SO4 = Li2SO4 + H3PO4 + Fe(SO4) =>
2 LiFePO4 + 3 H2SO4 = Li2SO4 + 2 H3PO4 + 2 Fe(SO4)
Br + HClO + H2O = HBrO3 + HCl =>
2 Br + 5 HClO + H2O = 2 HBrO3 + 5 HCl
Ca3(PO4)2 + CO2 + H2O = H3PO4 + CaCO3 =>
Ca3(PO4)2 + 3 CO2 + 3 H2O = 2 H3PO4 + 3 CaCO3
CH2O2 + C4H6O3 = C3H4O3 + H2O =>
2 CH2O2 + C4H6O3 = 2 C3H4O3 + H2O
Na + Mg(C2H3O2)2 = Na(C2H3O2)2 + Mg =>
Na + Mg(C2H3O2)2 = Na(C2H3O2)2 + Mg
KMnO4 + KOH + SO2 = H2O + K2MnO4 + K2SO4 =>
2 KMnO4 + 4 KOH + SO2 = 2 H2O + 2 K2MnO4 + K2SO4
AgC + HBr = AgBr + C2H2 =>
2 AgC + 2 HBr = 2 AgBr + C2H2
Cl2 + KI = KCl + I22 =>
11 Cl2 + 22 KI = 22 KCl + I22
Ag + H2SO4 = Ag2(SO4)3 + H2 =>
2 Ag + 3 H2SO4 = Ag2(SO4)3 + 3 H2
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
(NH4)2CO3 + MgCl2 = (NH4)2Mg + Cl2CO3 =>
(NH4)2CO3 + MgCl2 = (NH4)2Mg + Cl2CO3
Bi2O3 + Cl2 + KOH = Bi2O5 + KCl + H2O =>
Bi2O3 + 2 Cl2 + 4 KOH = Bi2O5 + 4 KCl + 2 H2O
(NH4)Cl + Ag(NO3) = (NH4)Ag + Cl(NO3) =>
(NH4)Cl + Ag(NO3) = (NH4)Ag + Cl(NO3)
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Équations équilibrées sur10/17/24
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