| Équations équilibrées la veille |
K(s) + H3O(l) = KOH(aq)H2(g)
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
Hg3N + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg3N + 26 HNO3 = 9 Hg(NO3)2 + 11 NO + 13 H2O
Ca(C2H3O2)2 + H3PO4 = Ca3(PO4)2 + HC2H3O2 =>
3 Ca(C2H3O2)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HC2H3O2
Mg(OH)2(aq) + NaCl(aq) = MgCl2(aq) + NaOH(aq) =>
Mg(OH)2(aq) + 2 NaCl(aq) = MgCl2(aq) + 2 NaOH(aq)
CH3O3 + N2 = HCN + NH3 + O2 =>
6 CH3O3 + 5 N2 = 6 HCN + 4 NH3 + 9 O2
B + HNO3 + H2F2 = H(BF4) + NO2 + H2O =>
B + 3 HNO3 + 2 H2F2 = H(BF4) + 3 NO2 + 3 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
CaO + Cu(OH)2 = Ca(OH)2 + CuO =>
CaO + Cu(OH)2 = Ca(OH)2 + CuO
PbO + NaNo3 = Pb(No3)2 + Na2O =>
PbO + 2 NaNo3 = Pb(No3)2 + Na2O
(SO4)3 = S + O =>
(SO4)3 = 3 S + 12 O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
K4Fe(SCN)6 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + C02 + H2O + K2S04 + KNO3 =>
32 K4Fe(SCN)6 + 99 K2Cr2O7 + 421 H2SO4 = 16 Fe2(SO4)3 + 99 Cr2(SO4)3 + 96 C02 + 421 H2O + 67 K2S04 + 192 KNO3
C9H10 + KMnO4 + H2O = C9H12O2 + KOH + MnO2 =>
3 C9H10 + 2 KMnO4 + 4 H2O = 3 C9H12O2 + 2 KOH + 2 MnO2
Mg + LiCl = MgCl2 + Li =>
Mg + 2 LiCl = MgCl2 + 2 Li
H2S + NaCrO7 + H2SO4 = Cr2(SO4)3 + H2O + SNaHSO4 =>
4 H2S + 2 NaCrO7 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O + 2 SNaHSO4
Y2O3 + O2 + CuO = YCu3O7 =>
2 Y2O3 + 5 O2 + 12 CuO = 4 YCu3O7
Ba(NO3)2 + (NH4)2CO3 = Ba(NO3)2(NH4)2CO3 =>
Ba(NO3)2 + (NH4)2CO3 = Ba(NO3)2(NH4)2CO3
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
CH3COOH + Mg(OH)2 = (CH3COO)2Mg + H2O =>
2 CH3COOH + Mg(OH)2 = (CH3COO)2Mg + 2 H2O
OCl{-} + OH{-} + S2O3{2-} = SO4{2-} + Cl{-} + H2O =>
4 OCl{-} + 2 OH{-} + S2O3{2-} = 2 SO4{2-} + 4 Cl{-} + H2O
NH4NO3 + Ga(OH)3 = Ga(NO2)3 + H2O + NH3 =>
9 NH4NO3 + 4 Ga(OH)3 = 4 Ga(NO2)3 + 15 H2O + 6 NH3
Fe + HCI = Fe2CI + H2 =>
4 Fe + 2 HCI = 2 Fe2CI + H2
C2H5OH + O2(g) = H2O(g) + CO2(g) =>
C2H5OH + 3 O2(g) = 3 H2O(g) + 2 CO2(g)
NiCl2 + Al2(SO3)3 = AlCl3 + NiSO3 =>
3 NiCl2 + Al2(SO3)3 = 2 AlCl3 + 3 NiSO3
K2S(aq) + BaCl2(aq) = SBa + KCl =>
K2S(aq) + BaCl2(aq) = SBa + 2 KCl
FeCl2 + Na3AsO4 = Fe3(AsO4)2 + NaCl =>
3 FeCl2 + 2 Na3AsO4 = Fe3(AsO4)2 + 6 NaCl
Ni2S3 + Mg(OH)2 = Ni2(OH)2 + MgS3 =>
Ni2S3 + Mg(OH)2 = Ni2(OH)2 + MgS3
NaOH + KHC8H4O4 = NaKC8H4O4 + HOH =>
NaOH + KHC8H4O4 = NaKC8H4O4 + HOH
CaF2 = Ca + F2 =>
CaF2 = Ca + F2
Li + Au2Cl = LiCl + Au =>
Li + Au2Cl = LiCl + 2 Au
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
C12H22O11 + Cu(OH)2 = C12H22O12 + Cu2O + H2O =>
C12H22O11 + 2 Cu(OH)2 = C12H22O12 + Cu2O + 2 H2O
Mg(NO3)2(s) = Mg(NO2)2(s) + O2(g) =>
Mg(NO3)2(s) = Mg(NO2)2(s) + O2(g)
FeCl3 + NaI = FeCl2 + I2 + NaCl =>
2 FeCl3 + 2 NaI = 2 FeCl2 + I2 + 2 NaCl
MnO4{-} + C2O4H2 + H{+} = Mn{+2} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4H2 + 6 H{+} = 2 Mn{+2} + 10 CO2 + 8 H2O
KOH + RbOH = KRb + H2O2 =>
KOH + RbOH = KRb + H2O2
CaCO3 + SO2 + O2 + H2O = CaSO4*2H2O + CO2 =>
2 CaCO3 + 2 SO2 + O2 + 4 H2O = 2 CaSO4*2H2O + 2 CO2
Ag + Au2O3 = Ag2O + Au =>
6 Ag + Au2O3 = 3 Ag2O + 2 Au
NaOH + HCl = NaHCl + HClOH =>
NaOH + 2 HCl = NaHCl + HClOH
K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4
NiBr2 + PPh3 = NiBr2(PPh3)2 =>
NiBr2 + 2 PPh3 = NiBr2(PPh3)2
Al(C2H3O2)3 + H2O = Al(OH)3 + HC2H3O2 =>
Al(C2H3O2)3 + 3 H2O = Al(OH)3 + 3 HC2H3O2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
Na2(SO4) = Na2S + O2 =>
Na2(SO4) = Na2S + 2 O2
H + S = H2S(ac) =>
2 H + S = H2S(ac)
Pb(ClO2)4 + Zn(SO4) = Pb(SO4)2 + Zn(ClO2)2 =>
Pb(ClO2)4 + 2 Zn(SO4) = Pb(SO4)2 + 2 Zn(ClO2)2
O2 + N = ON =>
O2 + 2 N = 2 ON
(NH4)3PO4 + Zn(ClO3)2 = Zn3(PO4)2 + NH4ClO3 =>
2(NH4)3PO4 + 3 Zn(ClO3)2 = Zn3(PO4)2 + 6 NH4ClO3
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Équations équilibrées sur01/29/25
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