| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na3Cr(OH)6 = Cr(OH)3 + 3 Na(OH)
K2CrO4 + NaNO2 + H2SO4 = K2SO4 + NaNO3 + Cr2(SO4)3 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 2 K2SO4 + 3 NaNO3 + Cr2(SO4)3 + 5 H2O
C6H4(CH3)2 + K2Cr2O7 + H2SO4 = C6H4(COOH)2 + K2SO4 + CrSO4 + H2O =>
2 C6H4(CH3)2 + 3 K2Cr2O7 + 9 H2SO4 = 2 C6H4(COOH)2 + 3 K2SO4 + 6 CrSO4 + 13 H2O
Si + Ca = Ca2Si =>
Si + 2 Ca = Ca2Si
P4 + H2O = H2PO =>
P4 + 4 H2O = 4 H2PO
ZrOCl2 + (NH4)2C2O4 = ZrOC2O4 + NH4Cl =>
ZrOCl2 + (NH4)2C2O4 = ZrOC2O4 + 2 NH4Cl
Pb(NO3)2 + Cl2 = PbCl2 + NO3 =>
Pb(NO3)2 + Cl2 = PbCl2 + 2 NO3
Ca + Fe(No3)3 = Ca(No3)3 + Fe =>
Ca + Fe(No3)3 = Ca(No3)3 + Fe
X23 + Y7 + Z102 = XYZ =>
714 X23 + 2346 Y7 + 161 Z102 = 16422 XYZ
Al(OH)3 + NaOH = [Al(OH)4]{-} + Na{+} =>
Al(OH)3 + NaOH = [Al(OH)4]{-} + Na{+}
HCI + NaN = HN + NaCI =>
HCI + NaN = HN + NaCI
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
SnI4 + AgNO3 = SnNO3 + AgI4 =>
SnI4 + AgNO3 = SnNO3 + AgI4
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
CO2 + KOH = KHCO3 =>
CO2 + KOH = KHCO3
HBr + CrO3 = CrBr3 + H2O + Br2 =>
12 HBr + 2 CrO3 = 2 CrBr3 + 6 H2O + 3 Br2
NaHCO3 + C2H3O2 = Na(C2H3O2) + H2O + CO2 =>
7 NaHCO3 + 8 C2H3O2 = 7 Na(C2H3O2) + 5 H2O + 9 CO2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
NaHCO3 + C2H3O2 = Na(C2H3O2) + H2O + CO2 =>
7 NaHCO3 + 8 C2H3O2 = 7 Na(C2H3O2) + 5 H2O + 9 CO2
Na(OH) + CuCl = NaCl + Cu(OH) =>
Na(OH) + CuCl = NaCl + Cu(OH)
K + Fe2 = KFe2 =>
K + Fe2 = KFe2
Ba(OH)2 + Br2 = BaBr2 + BaBrO2 + H2O =>
4 Ba(OH)2 + 3 Br2 = 2 BaBr2 + 2 BaBrO2 + 4 H2O
LiCl + NH4F = LiF + ClNH4 =>
LiCl + NH4F = LiF + ClNH4
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba =>
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba
C2H5Br + NH2 = C2H5NH2 + Br =>
C2H5Br + NH2 = C2H5NH2 + Br
Na(OH) + CuCl = NaCl + Cu(OH) =>
Na(OH) + CuCl = NaCl + Cu(OH)
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba =>
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba
Ca(PO4)2 + C + SiO4 = CaSiO3 + CO + P4 =>
2 Ca(PO4)2 + 18 C + 2 SiO4 = 2 CaSiO3 + 18 CO + P4
Cr2O3 + KOH = KCrO2 + H2O =>
Cr2O3 + 2 KOH = 2 KCrO2 + H2O
NaHCO3 + C2H3O2 = Na(C2H3O2) + H2O + CO2 =>
7 NaHCO3 + 8 C2H3O2 = 7 Na(C2H3O2) + 5 H2O + 9 CO2
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba =>
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba
Mg + KNO3 = MgO + KO + N2 =>
4 Mg + 2 KNO3 = 4 MgO + 2 KO + N2
NaHCO3 + C2H3O2 = Na(C2H3O2) + H2O + CO2 =>
7 NaHCO3 + 8 C2H3O2 = 7 Na(C2H3O2) + 5 H2O + 9 CO2
Fe2 + CuSO4 = Cu + Fe2(SO4)3 =>
Fe2 + 3 CuSO4 = 3 Cu + Fe2(SO4)3
Na(OH) + CuCl = NaCl + Cu(OH) =>
Na(OH) + CuCl = NaCl + Cu(OH)
HCI + NaN = HN + NaCI =>
HCI + NaN = HN + NaCI
S2 + O3 + H2O = H2(SO4) =>
S2 + 2 O3 + 2 H2O = 2 H2(SO4)
H2 + O2 = H6O6 =>
3 H2 + 3 O2 = H6O6
Na3Cr(OH)6 = Cr(OH)3 + Na(OH) =>
Na3Cr(OH)6 = Cr(OH)3 + 3 Na(OH)
KH + Cl2 = KCl + HCl =>
KH + Cl2 = KCl + HCl
C6HO2O6 + O2 = CO2 + H2O =>
4 C6HO2O6 + 9 O2 = 24 CO2 + 2 H2O
NaHCO3 + C2H3O2 = Na(C2H3O2) + H2O + CO2 =>
7 NaHCO3 + 8 C2H3O2 = 7 Na(C2H3O2) + 5 H2O + 9 CO2
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba =>
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + (NO3)2Ba
Na(OH) + CuCl = NaCl + Cu(OH) =>
Na(OH) + CuCl = NaCl + Cu(OH)
CuO + Ag2S = CuS + Ag2O =>
CuO + Ag2S = CuS + Ag2O
As2S3 + ClO3{-} + H2O = AsO43{-} + S + Cl{-} + H{+} =>
3 As2S3 + 85 ClO3{-} + 3 H2O = 6 AsO43{-} + 9 S + 85 Cl{-} + 6 H{+}
NaCl(aq) + Ca(NO3)2(aq) = NaNO3 + CaCl2 =>
2 NaCl(aq) + Ca(NO3)2(aq) = 2 NaNO3 + CaCl2
HBrO3 + P2O3 + H2O = HBr + H3PO4 =>
2 HBrO3 + 3 P2O3 + 9 H2O = 2 HBr + 6 H3PO4
MgBr2 + Na3PO4 = Mg3(PO4)2 + NaBr =>
3 MgBr2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaBr
PCl3 = P4 + Cl2 =>
4 PCl3 = P4 + 6 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/24
Équations équilibrées sur03/21/23
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