| Équations équilibrées la veille |
K2Cr2O7 + 3 Na2SO3 + 4 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 2 KOH
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Al(Br)3 + K2SO4 = KBr + Al2(SO4)3 =>
2 Al(Br)3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Ag2S + NaCl = AgCl + Na2S =>
Ag2S + 2 NaCl = 2 AgCl + Na2S
Sodiumphosphate + calciumchloride = calciumphosphate + sodiumchloride =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O
BaSO4 + Na2SO4 = Ba2SO4 + NaSO4 =>
2 BaSO4 + Na2SO4 = Ba2SO4 + 2 NaSO4
Cu2Cl + Fe = FeCl3 + Cu =>
3 Cu2Cl + Fe = FeCl3 + 6 Cu
Al2O3 + HNO3 = H2O + Al(NO3)3 =>
Al2O3 + 6 HNO3 = 3 H2O + 2 Al(NO3)3
Ni + Ag{+} = Ag + Ni{+2} =>
Ni + 2 Ag{+} = 2 Ag + Ni{+2}
B + I2 = B2I6 =>
2 B + 3 I2 = B2I6
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
FeSO4 + K3[Fe(CN)6] + H2O = Fe3[Fe(CN)6]2 + H2SO4 + KOH =>
3 FeSO4 + 2 K3[Fe(CN)6] + 6 H2O = Fe3[Fe(CN)6]2 + 3 H2SO4 + 6 KOH
NH4NO3 + H2SO4 = NH4HSO4 + NO2 + H2O =>
7 NH4NO3 + 6 H2SO4 = 6 NH4HSO4 + 8 NO2 + 5 H2O
Al2(SO4)3 + KBr = AlBr3 + K2SO4 =>
Al2(SO4)3 + 6 KBr = 2 AlBr3 + 3 K2SO4
Mn(OH)2 + Br2 + H2O = HBr + H2MnO4 =>
Mn(OH)2 + 2 Br2 + 2 H2O = 4 HBr + H2MnO4
CH3OO + NaOH = NaCHCOO + H2O =>
2 CH3OO + NaOH = NaCHCOO + 3 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
NaHSO3 + H2SO4 = Na2(SO4) + SO2 + H2O =>
2 NaHSO3 + H2SO4 = Na2(SO4) + 2 SO2 + 2 H2O
Fe(s) + CuO4(ac) = Cu(s) + FeO4(ac) =>
Fe(s) + CuO4(ac) = Cu(s) + FeO4(ac)
K(aq) + HCl(aq) = H2(aq) + KCl(aq) =>
2 K(aq) + 2 HCl(aq) = H2(aq) + 2 KCl(aq)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
B + O2 = BO =>
2 B + O2 = 2 BO
CuCO3 + CH3COOH = Cu(C2H3O2)2 + H2O + CO2 =>
CuCO3 + 2 CH3COOH = Cu(C2H3O2)2 + H2O + CO2
FeTiO3 + Na2CO3 = Na2TiO3 + FeO + CO2 =>
FeTiO3 + Na2CO3 = Na2TiO3 + FeO + CO2
CaI + SH = HI + CaS =>
CaI + SH = HI + CaS
FeClO3 = FeCl + O2 =>
2 FeClO3 = 2 FeCl + 3 O2
ZnCrO + PbNO = ZnNO + PbCrO =>
ZnCrO + PbNO = ZnNO + PbCrO
C6H12O + H2SO4 = C6H12SO4 + H2O =>
C6H12O + H2SO4 = C6H12SO4 + H2O
Pb(NO3) + Zn = Pb + ZnNO3 =>
Pb(NO3) + Zn = Pb + ZnNO3
Ca3PO42 + SiO2 + C = CaSiO3 + CO + P4 =>
4 Ca3PO42 + 12 SiO2 + 156 C = 12 CaSiO3 + 156 CO + P4
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
LiOCl + H2O = HOCl + LiOH =>
LiOCl + H2O = HOCl + LiOH
Si2 + HNO3 = HSiO3 + NO2 + H2O =>
Si2 + 10 HNO3 = 2 HSiO3 + 10 NO2 + 4 H2O
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
Al(OH)3(s) + HClO4(aq) = Al(ClO4)3(aq) + H2O(i) =>
Al(OH)3(s) + 3 HClO4(aq) = Al(ClO4)3(aq) + 3 H2O(i)
Al2(SO4)3 + Ba(Cl2)2 = BaSO4 + Al(Cl2)3 =>
Al2(SO4)3 + 3 Ba(Cl2)2 = 3 BaSO4 + 2 Al(Cl2)3
CrCl3 + KOH + Cl = KCl + K2CrO4 + H2O =>
CrCl3 + 8 KOH + 3 Cl = 6 KCl + K2CrO4 + 4 H2O
KHSO3(aq) + HNO3(aq) = H2SO3(s) + KNO3(aq) =>
KHSO3(aq) + HNO3(aq) = H2SO3(s) + KNO3(aq)
Pt(NO3)2 + Al = Al(NO3)3 + Pt =>
3 Pt(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Pt
H2MnO3 + Al(OH)3 = Al(MnO3H)3 + H2O =>
3 H2MnO3 + Al(OH)3 = Al(MnO3H)3 + 3 H2O
B + O2 = BO2 =>
B + O2 = BO2
K + Cl = KCl =>
K + Cl = KCl
PbSO4(s) + AgNO3(aq) = Pb(NO3)2(aq) + Ag2SO4(aq) =>
PbSO4(s) + 2 AgNO3(aq) = Pb(NO3)2(aq) + Ag2SO4(aq)
Cu + H3Po4 = CuHPo4 + CuH =>
3 Cu + H3Po4 = CuHPo4 + 2 CuH
KMnO4 + KHSO4 + KHSO3 = K2SO4 + MnSO4 + H2O =>
2 KMnO4 + KHSO4 + 5 KHSO3 = 4 K2SO4 + 2 MnSO4 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C9H2O + HO2 = CO2 + H2O =>
C9H2O + 12 HO2 = 9 CO2 + 7 H2O
Mg2 + Na2CrO4 = Na2 + Mg(CrO4)2 =>
Mg2 + 4 Na2CrO4 = 4 Na2 + 2 Mg(CrO4)2
C6H5NO3 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
3 C6H5NO3 + 8 Fe + 24 HCl = 3 C6H5NH2 + 8 FeCl3 + 9 H2O
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Équations équilibrées sur10/15/24
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