| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCl2 + H2CO3 = CaCO3 + 2 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P4 + KOHH2O = KH2PO2 + PH3 =>
P4 + 3 KOHH2O = 3 KH2PO2 + PH3
H2SO4(aq) + NH4Cl(aq) = SO4(NH4)2 + HCl =>
H2SO4(aq) + 2 NH4Cl(aq) = SO4(NH4)2 + 2 HCl
NaOH + K2CrO4 = NaCrO4 + K + O + H =>
NaOH + K2CrO4 = NaCrO4 + 2 K + O + H
Ca2 + Na2CO3 = Ca(CO3)2 + Na =>
Ca2 + 4 Na2CO3 = 2 Ca(CO3)2 + 8 Na
Al(OH)3 + NaOH = Na{+} + Al(OH)4{-} =>
Al(OH)3 + NaOH = Na{+} + Al(OH)4{-}
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4 =>
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4
NaI + Fe2 = FeI2 + Na =>
4 NaI + Fe2 = 2 FeI2 + 4 Na
NaI + K2Cr2O7 + H2SO4 = I2 + Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
6 NaI + K2Cr2O7 + 7 H2SO4 = 3 I2 + 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + 7 H2O
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaOH + K2CrO4 = NaCrO4 + K + O + H =>
NaOH + K2CrO4 = NaCrO4 + 2 K + O + H
Pb(NO3)2 + NaOH = Pb(OH)2 + Na + N + O =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 Na + 2 N + 6 O
C3H7NO2 + O2 = CO2 + H2O + N2 =>
4 C3H7NO2 + 15 O2 = 12 CO2 + 14 H2O + 2 N2
ClF3 = Cl + F =>
ClF3 = Cl + 3 F
Al2S3 + HNO3 = NO2 + Al(NO3)3 + H2SO4 + H2O =>
Al2S3 + 30 HNO3 = 24 NO2 + 2 Al(NO3)3 + 3 H2SO4 + 12 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
B2O3 + CaB6 + N2 = BN + CaO =>
B2O3 + 3 CaB6 + 10 N2 = 20 BN + 3 CaO
NiCl2(aq) + Na(s) = NaCl + Ni =>
NiCl2(aq) + 2 Na(s) = 2 NaCl + Ni
Cu(NO3)2 + H2O = HNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
PbNO32 + K2SO4 = K2NO32 + PbSO4 =>
PbNO32 + K2SO4 = K2NO32 + PbSO4
Fe22 + O = FeO =>
Fe22 + 22 O = 22 FeO
CoCl2*6H20 + NH4Cl + NH4OH = (Co(NH3)6)Cl3 + H2O + H =>
CoCl2*6H20 + NH4Cl + 5 NH4OH = (Co(NH3)6)Cl3 + 5 H2O + 121 H
Mg(OH)2 + HPO3 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 HPO3 = Mg3(PO4)2 + 4 H2O
Al(OH)4 + H2SO4 = Al(OH)3 + H2O + SO4 =>
2 Al(OH)4 + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
KNO3 + NH4Br = KBr + N2O + H2O =>
KNO3 + NH4Br = KBr + N2O + 2 H2O
CuCl4 + Fe(CN)6 = Cu2Fe(CN)6 + *Cl =>
2 CuCl4 + Fe(CN)6 = Cu2Fe(CN)6 + 8*Cl
K2 + CO3 + AgNO3 = Ag2CO3 + K2NO3 =>
2 K2 + CO3 + 2 AgNO3 = Ag2CO3 + 2 K2NO3
K2SO4 + Sr(ClO3)2 = KClO3 + SrSO4 =>
K2SO4 + Sr(ClO3)2 = 2 KClO3 + SrSO4
AlBr3 + NaOH = NaBr + Al(OH)3 =>
AlBr3 + 3 NaOH = 3 NaBr + Al(OH)3
Fe + KOH = KFeO + H2 =>
2 Fe + 2 KOH = 2 KFeO + H2
Br2 + MnCl3 = MnBr3 + Cl2 =>
3 Br2 + 2 MnCl3 = 2 MnBr3 + 3 Cl2
K + H3SO4 = K2SO4 + H2S + H2O =>
14 K + 10 H3SO4 = 7 K2SO4 + 3 H2S + 12 H2O
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
K + H3SO4 = K2SO4 + H2S + H2O =>
14 K + 10 H3SO4 = 7 K2SO4 + 3 H2S + 12 H2O
NiSO4 + (NH4)3PO4 = Ni3(PO4)2 + (NH4)2SO4 =>
3 NiSO4 + 2(NH4)3PO4 = Ni3(PO4)2 + 3(NH4)2SO4
Cr(NO3)3 + HCl = Cr + HNO3 + Cl =>
Cr(NO3)3 + 3 HCl = Cr + 3 HNO3 + 3 Cl
H2SO4 + HBr = Br2 + H2S + H2O =>
H2SO4 + 8 HBr = 4 Br2 + H2S + 4 H2O
NaOH + K2CrO4 = NaCrO4 + K + O + H =>
NaOH + K2CrO4 = NaCrO4 + 2 K + O + H
Si + HNO3 + HF = SiF + NO + H2O =>
3 Si + HNO3 + 3 HF = 3 SiF + NO + 2 H2O
KMnO4 + PH3 + KOH = K2MnO4 + H2O + H3PO4 =>
8 KMnO4 + PH3 + 8 KOH = 8 K2MnO4 + 4 H2O + H3PO4
NaOH + K2CrO4 = NaCrO4 + K + O + H =>
NaOH + K2CrO4 = NaCrO4 + 2 K + O + H
F2 + KCl = K + F2Cl =>
F2 + KCl = K + F2Cl
AgNO3 + NaBH4 = B2H6 + H2 + Ag + NaNO3 =>
2 AgNO3 + 2 NaBH4 = B2H6 + H2 + 2 Ag + 2 NaNO3
Cl2 + H2 = ClH2 =>
Cl2 + 2 H2 = 2 ClH2
B + Mg = MgB2 =>
2 B + Mg = MgB2
B + CH3COOH = B(OH)2 + C2H2 =>
B + CH3COOH = B(OH)2 + C2H2
Fe + CuSO4 = FeSO4 + FeCu =>
2 Fe + CuSO4 = FeSO4 + FeCu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/23/24
Équations équilibrées sur04/22/23
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