| Équations équilibrées la veille |
Fe(OH)2Br2KOH = Fe(OH)3 + KBr2
Fe + PdCl2 = Fe2Cl3 + Pd =>
4 Fe + 3 PdCl2 = 2 Fe2Cl3 + 3 Pd
H2SO4 + NaCl + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 H2SO4 + 2 NaCl + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
Ca(aq) + I2(g) = CaI2(aq) =>
Ca(aq) + I2(g) = CaI2(aq)
H2SO4(aq) + CaO(s) = Ca(OH)2(aq) + SO3(g) =>
H2SO4(aq) + CaO(s) = Ca(OH)2(aq) + SO3(g)
Al + FeSO4 = Al2(SO4)3 + Fe =>
2 Al + 3 FeSO4 = Al2(SO4)3 + 3 Fe
Zn(NO3)2 + Na2(C2O4) = Zn(C2O4) + Na(NO3) =>
Zn(NO3)2 + Na2(C2O4) = Zn(C2O4) + 2 Na(NO3)
HPO4{2-} + NH4{+} + MoO4{2-} = (NH4)3PO4 + MoO3 + H2O =>
2 HPO4{2-} + 6 NH4{+} + MoO4{2-} = 2(NH4)3PO4 + MoO3 + H2O
Na + KOH = KNaOH =>
Na + KOH = KNaOH
Pb(NO3)2 + NaOH = (NaNO3)2 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = (NaNO3)2 + Pb(OH)2
AlCl3(aq) + AgNO3(aq) = Al(NO3)3 + AgCl =>
AlCl3(aq) + 3 AgNO3(aq) = Al(NO3)3 + 3 AgCl
NH4Cl = NH3HCl =>
NH4Cl = NH3HCl
Al + H2SO4 = Al2SO12 + H2S + H2O =>
8 Al + 13 H2SO4 = 4 Al2SO12 + 9 H2S + 4 H2O
NH3HCH3COO = NH4CH3COO =>
NH3HCH3COO = NH4CH3COO
SnCl4*5H2O + NaOH = SnO2 + H2O + NaCl =>
SnCl4*5H2O + 4 NaOH = SnO2 + 7 H2O + 4 NaCl
ZnCl2 + AgNO3 = AgCl + Zn(NO3)2 =>
ZnCl2 + 2 AgNO3 = 2 AgCl + Zn(NO3)2
Fe2 + H2O = FeO4 + H2 =>
Fe2 + 8 H2O = 2 FeO4 + 8 H2
Ca(OH)2 + HNo3 = CaNo3(OH) + H2O =>
Ca(OH)2 + HNo3 = CaNo3(OH) + H2O
CH3COONH4 + H2O = CO2 + NH3 + H =>
CH3COONH4 + 2 H2O = 2 CO2 + NH3 + 8 H
HCl + Pb = HClPb =>
HCl + Pb = HClPb
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
F2 + ScCl3 = ScF3 + Cl2 =>
3 F2 + 2 ScCl3 = 2 ScF3 + 3 Cl2
I2 + KI + H2O = HKI3 + O2 =>
4 I2 + 4 KI + 2 H2O = 4 HKI3 + O2
(NH4)2S + HBrO3 = N2BrH5 + SH4O3 =>
(NH4)2S + HBrO3 = N2BrH5 + SH4O3
(CuOH)2SO4 + NaOH = CuO + Na2SO4 + H2O =>
(CuOH)2SO4 + 2 NaOH = 2 CuO + Na2SO4 + 2 H2O
Sr(NO3)2 + KC8H4O4 = Sr(C8H4O4)2 + K(NO3) =>
Sr(NO3)2 + 2 KC8H4O4 = Sr(C8H4O4)2 + 2 K(NO3)
O2 + C10H14N2 = H2O + CO2 + N2O =>
14 O2 + C10H14N2 = 7 H2O + 10 CO2 + N2O
Na + Al(C2H3O2)3 = NaC2H3O2 + Al =>
3 Na + Al(C2H3O2)3 = 3 NaC2H3O2 + Al
Mg(OH) + H2SO4 = Mg(HSO4) + H2O =>
Mg(OH) + H2SO4 = Mg(HSO4) + H2O
CrSO4 = Cr2O3 + SO2 + O3 =>
6 CrSO4 = 3 Cr2O3 + 6 SO2 + O3
HCI + CH3COOH = CH3COOHCI + H2 =>
2 HCI + 2 CH3COOH = 2 CH3COOHCI + H2
P4(s) + F1(g) = PF5(g) =>
P4(s) + 20 F1(g) = 4 PF5(g)
Au2O3 = Au2 + O2 =>
2 Au2O3 = 2 Au2 + 3 O2
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
MgCr2O7 + Na2CrO4 = Na2Cr2O7 + MgCrO4 =>
MgCr2O7 + Na2CrO4 = Na2Cr2O7 + MgCrO4
CsCl + H3PO4 = HCl + Cs3PO4 =>
3 CsCl + H3PO4 = 3 HCl + Cs3PO4
HC2H3O2 + Na2CO3 = C2H3NaO + CO2 + H2O =>
5 HC2H3O2 + 2 Na2CO3 = 4 C2H3NaO + 4 CO2 + 4 H2O
V2(SO4)3 + H = H(SO4)3 + V =>
V2(SO4)3 + H = H(SO4)3 + 2 V
FeI2 + NaS = FeS2 + NaI =>
FeI2 + 2 NaS = FeS2 + 2 NaI
C3H8 + O2 = CO8 + H2 =>
C3H8 + 12 O2 = 3 CO8 + 4 H2
NH4NO3 + NaOH + CH2O = C6H12N4 + H2O + NaNO3 =>
4 NH4NO3 + 4 NaOH + 6 CH2O = C6H12N4 + 10 H2O + 4 NaNO3
Zn4O(CH3COO)6 + NaOH + H2O = Na2[Zn(OH)4] + CH3COONa =>
Zn4O(CH3COO)6 + 14 NaOH + H2O = 4 Na2[Zn(OH)4] + 6 CH3COONa
Na(C2H3O2) = NaC2H3O2 =>
Na(C2H3O2) = NaC2H3O2
MnSO4 + KClO3 + Na2CO3 = NaMnO4 + KCl + Na2SO4 + CO2 =>
6 MnSO4 + 5 KClO3 + 9 Na2CO3 = 6 NaMnO4 + 5 KCl + 6 Na2SO4 + 9 CO2
NCl4 + CH4 = H2 + N2 + CCl4 =>
2 NCl4 + 2 CH4 = 4 H2 + N2 + 2 CCl4
CH3CH2OH + CuO = CH3CCOH + H2O + Cu =>
3 CH3CH2OH + 4 CuO = 2 CH3CCOH + 5 H2O + 4 Cu
MnSO4 + HNO3 + PbO2 = HMnO4 + Pb(NO3)2 + Pb(HSO4)2 + H2O =>
2 MnSO4 + 8 HNO3 + 5 PbO2 = 2 HMnO4 + 4 Pb(NO3)2 + Pb(HSO4)2 + 2 H2O
H + Cl + Al(OH)3 = H2O + AlCl3 =>
3 H + 3 Cl + Al(OH)3 = 3 H2O + AlCl3
(CH3)2CHCH2OH(aq) + CrH2O4(aq) + H{+} = Cr3{+} + H2O + C =>
17(CH3)2CHCH2OH(aq) + 24 CrH2O4(aq) + 8 H{+} = 8 Cr3{+} + 113 H2O + 68 C
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
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