| Équations équilibrées la veille |
2 Ag2O = 4 Ag + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
I2 + H2O2 = HIO3 + H2O =>
I2 + 5 H2O2 = 2 HIO3 + 4 H2O
(CH3)2CO + NaBH4 = (CH3)2CHOH + Na + BH3 =>
(CH3)2CO + 2 NaBH4 = (CH3)2CHOH + 2 Na + 2 BH3
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
KI + H2SO3 = K2SO4 + I2 + H2S + H2O =>
6 KI + 5 H2SO3 = 3 K2SO4 + 3 I2 + 2 H2S + 3 H2O
C2HO4 + O2 = CO2 + H2O =>
4 C2HO4 + O2 = 8 CO2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
FeS + NiO = FeO + NiS =>
FeS + NiO = FeO + NiS
CuBr2 + H2O + KI = Cu(OH)2 + HI + KBr =>
CuBr2 + 2 H2O + 2 KI = Cu(OH)2 + 2 HI + 2 KBr
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2O3 + CO = K + CO2 =>
K2O3 + 3 CO = 2 K + 3 CO2
Al2(SO4)3 + Na2SO3 = Al2(SO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2SO3 = Al2(SO3)3 + 3 Na2SO4
FeCl2(ac) + NH4OH(ac) = Fe(OH)2 + NH4Cl =>
FeCl2(ac) + 2 NH4OH(ac) = Fe(OH)2 + 2 NH4Cl
SnPb + HNO3 + H2SO4 = Sn(NO3)2 + PbSO4 + H3 =>
3 SnPb + 6 HNO3 + 3 H2SO4 = 3 Sn(NO3)2 + 3 PbSO4 + 4 H3
Zn(s) + AgNo3(aq) = Zn(No3)2(aq) + Ag =>
Zn(s) + 2 AgNo3(aq) = Zn(No3)2(aq) + 2 Ag
MnO4{-} + H{+} + W{3+} = Mn{2+} + WO2{2+} + H2O =>
3 MnO4{-} + 4 H{+} + 5 W{3+} = 3 Mn{2+} + 5 WO2{2+} + 2 H2O
Al(NO3)3 + Sr(OH)2 = Al(OH)3 + Sr(NO3)2 =>
2 Al(NO3)3 + 3 Sr(OH)2 = 2 Al(OH)3 + 3 Sr(NO3)2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
NiF3 + H2 = HF + Ni =>
2 NiF3 + 3 H2 = 6 HF + 2 Ni
Ca + H2Se = Ca2Se + H2 =>
2 Ca + H2Se = Ca2Se + H2
Na2SO3 + HClO4 = H2SO3 + NaClO4 =>
Na2SO3 + 2 HClO4 = H2SO3 + 2 NaClO4
Fe(OH)3 + H2MnO3 = Fe2(MnO3)3 + H2O =>
2 Fe(OH)3 + 3 H2MnO3 = Fe2(MnO3)3 + 6 H2O
C4H10O(l) + O2(g) = O(C4H10O)2(g) =>
4 C4H10O(l) + O2(g) = 2 O(C4H10O)2(g)
NH4OH + H2O = OH + NH5 =>
NH4OH + H2O = 2 OH + NH5
PBr5 + Cl2 = PCl + Br2 =>
2 PBr5 + Cl2 = 2 PCl + 5 Br2
Na2S + Ag = Na2SAg =>
Na2S + Ag = Na2SAg
Fe(IO)3 + H2O = HIO + Fe(OH)3 =>
Fe(IO)3 + 3 H2O = 3 HIO + Fe(OH)3
Iron(III)Phosphate + SodiumHydroxide = Iron(III)Hydroxide + SodiumPhosphate =>
Iron(III)Phosphate + SodiumHydroxide = Iron(III)Hydroxide + SodiumPhosphate
KMnO4 + H2S + H2SO4 = MnSO4 + K2S2O8 + H2O =>
2 KMnO4 + H2S + 3 H2SO4 = 2 MnSO4 + K2S2O8 + 4 H2O
H3(SO4)2 + O2 = O(SO4) + H =>
H3(SO4)2 + O2 = 2 O(SO4) + 3 H
Cu(OH)2 + HCOH = Cu2O + HCOOH + H2O =>
2 Cu(OH)2 + HCOH = Cu2O + HCOOH + 2 H2O
MgBr2 + H3PO4 + CH2CH(OH) = MgH2PO4 + CH2CH(Br2) + H2O =>
MgBr2 + H3PO4 + CH2CH(OH) = MgH2PO4 + CH2CH(Br2) + H2O
Br2 + KI{-} = KBr{-} + I2 =>
Br2 + 2 KI{-} = 2 KBr{-} + I2
Cr(OH)2Cl = Cr(OH)2 + Cl =>
Cr(OH)2Cl = Cr(OH)2 + Cl
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
AlN + BaO = Al2O3 + Ba3N2 =>
2 AlN + 3 BaO = Al2O3 + Ba3N2
CH4 + CO = C2H6 + H2O =>
5 CH4 + CO = 3 C2H6 + H2O
NH3(g) = N2(g) + H2(g) =>
2 NH3(g) = N2(g) + 3 H2(g)
Al + Ni(NO3)2 = Ni2 + Al(NO3)3 =>
4 Al + 6 Ni(NO3)2 = 3 Ni2 + 4 Al(NO3)3
C8H5N3O4 + Na2S2O4 + H2O = C8H7N3O2 + NaHSO4 =>
C8H5N3O4 + Na2S2O4 + 2 H2O = C8H7N3O2 + 2 NaHSO4
MnSO4 + H2SO4 + KMnO4 = Mn(SO4)2 + K2SO4 + H2O =>
3 MnSO4 + 8 H2SO4 + 2 KMnO4 = 5 Mn(SO4)2 + K2SO4 + 8 H2O
C4H10O + K2Cr2O7 + H{+} = Cr3{+} + H2O + C4H8O + K{+} =>
17 C4H10O + 3 K2Cr2O7 + 8 H{+} = 2 Cr3{+} + 21 H2O + 17 C4H8O + 6 K{+}
H2SO4(ag) + NaCl(ag) = HCl(ag) + Na2SO4 =>
H2SO4(ag) + 2 NaCl(ag) = 2 HCl(ag) + Na2SO4
H2SO4 + KMnO4 + S = K2SO4 + MnSO4 + SO*H2O =>
2 H2SO4 + 2 KMnO4 + 3 S = K2SO4 + 2 MnSO4 + 2 SO*H2O
NaI + C6H5CH2Cl = NaCl + C6H5CH2I =>
NaI + C6H5CH2Cl = NaCl + C6H5CH2I
Fr + Cl = FrCl =>
Fr + Cl = FrCl
ammoniumnitrate + potassiumsulfide = ammoniumsulfide + potassiumnitrate =>
2 NH4NO3 + K2S = (NH4)2S + 2 KNO3
(NH4)2CrO4(aq) + Ba(NO3)2(aq) = BaCrO4(aq) + NH4NO3(s) =>
(NH4)2CrO4(aq) + Ba(NO3)2(aq) = BaCrO4(aq) + 2 NH4NO3(s)
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Équations équilibrées sur01/06/25
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