| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca3As2 + 3 O2 = As2O3 + 3 CaO
HCOOH + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 HCOOH + 2 KMnO4 + 3 H2SO4 = 5 CO2 + 8 H2O + K2SO4 + 2 MnSO4
CaHPO4 + (NH4)2CO3 = CaCO3 + (NH4)2HPO4 =>
CaHPO4 + (NH4)2CO3 = CaCO3 + (NH4)2HPO4
Ca(H2PO4)2 + HCl = CaCl2 + H3PO4 =>
Ca(H2PO4)2 + 2 HCl = CaCl2 + 2 H3PO4
Mg2 + S2 = Mg2S2 =>
Mg2 + S2 = Mg2S2
Al + CrO4{2-} + H2O = Al(OH)3 + Cr(OH)4{-} + OH{-} =>
Al + CrO4{2-} + 4 H2O = Al(OH)3 + Cr(OH)4{-} + OH{-}
Zn(No3)2 + LiOH = Zn(OH)2 + LiNo3 =>
Zn(No3)2 + 2 LiOH = Zn(OH)2 + 2 LiNo3
KOH + Cr(OH)3 + NaBrO3 = K2CrO4 + NaBr + H2O =>
4 KOH + 2 Cr(OH)3 + NaBrO3 = 2 K2CrO4 + NaBr + 5 H2O
H2WO4 + KOH = K2WO4 + H2O =>
H2WO4 + 2 KOH = K2WO4 + 2 H2O
Ca3As2 + O2 = As2O5 + CaO =>
Ca3As2 + 4 O2 = As2O5 + 3 CaO
K2[Sn(OH)4] + K2CrO4 + H2O = K[Cr(OH)4] + K2[Sn(OH)6] + KOH =>
3 K2[Sn(OH)4] + 2 K2CrO4 + 8 H2O = 2 K[Cr(OH)4] + 3 K2[Sn(OH)6] + 2 KOH
SrO + HNO3 = Sr(NO3)2 + H2O =>
SrO + 2 HNO3 = Sr(NO3)2 + H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
ZnSO4 + NaOH = Na2SO4 + Zn[OH]2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn[OH]2
SrO + HNO3 = Sr(NO3)2 + H2O =>
SrO + 2 HNO3 = Sr(NO3)2 + H2O
HFAl(OH)3 = HAlF(OH)3 =>
HFAl(OH)3 = HAlF(OH)3
Cu(OH)2 + K2S = CuS + KOH =>
Cu(OH)2 + K2S = CuS + 2 KOH
NH3 + Li = LiH4 + N2 =>
4 NH3 + 3 Li = 3 LiH4 + 2 N2
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
HCl + Al = H2 + AlCl3 =>
6 HCl + 2 Al = 3 H2 + 2 AlCl3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3COOH + FeCl3 + H2O = Fe3(OH)2(CH3COO)6Cl + HCl =>
6 CH3COOH + 3 FeCl3 + 2 H2O = Fe3(OH)2(CH3COO)6Cl + 8 HCl
K2S + PbCl4 = KCl + PbS2 =>
2 K2S + PbCl4 = 4 KCl + PbS2
Sn{2+} + Ce{3+} = Sn + Ce{4+} =>
Sn{2+} + 2 Ce{3+} = Sn + 2 Ce{4+}
C6H5CH3 + HNO3 = C6H2(CH3)(NO2)3 + H2O =>
C6H5CH3 + 3 HNO3 = C6H2(CH3)(NO2)3 + 3 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
H3 + O2 = H2O1 =>
4 H3 + 3 O2 = 6 H2O1
FeSO4 + Br2 = Fe(SO4)3 + FeBr3 =>
3 FeSO4 + 3 Br2 = Fe(SO4)3 + 2 FeBr3
KMnO4 + NaOH + FeSO4 = K2MnO4 + Na2MnO4 + Fe(OH)3 + Na2SO4 =>
2 KMnO4 + 6 NaOH + 2 FeSO4 = K2MnO4 + Na2MnO4 + 2 Fe(OH)3 + 2 Na2SO4
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2 =>
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2
C2H5OH + SOCl2 = C2H5Cl + HCl + SO2 =>
C2H5OH + SOCl2 = C2H5Cl + HCl + SO2
K2Cu(OH)4 + HBrO = Cu(OH)2 + H2O + KBrO =>
K2Cu(OH)4 + 2 HBrO = Cu(OH)2 + 2 H2O + 2 KBrO
Cl2O7 + HNO3 = Cl2(NO3)14 + H2O =>
Cl2O7 + 14 HNO3 = Cl2(NO3)14 + 7 H2O
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
CH3OH + *O2 = CO2 + H2O =>
2 CH3OH + 3*O2 = 2 CO2 + 4 H2O
KOH(ac) + HNO3(ac) = KNO3(ac) + H2O(l) =>
KOH(ac) + HNO3(ac) = KNO3(ac) + H2O(l)
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
NaCl + HNo3 = HCl + NaNo3 =>
NaCl + HNo3 = HCl + NaNo3
LiF + H2O = OH + HLiF =>
LiF + H2O = OH + HLiF
Er2O3 + HNO3 = Er(NO3)3*6H2O + N2 + O2 =>
2 Er2O3 + 48 HNO3 = 4 Er(NO3)3*6H2O + 18 N2 + 45 O2
CoO + O2 = Co2O3 =>
4 CoO + O2 = 2 Co2O3
Al + F3O4 = Al2O3 + F =>
8 Al + 3 F3O4 = 4 Al2O3 + 9 F
K2CrO4 + Ba = BaCrO4 + K2 =>
K2CrO4 + Ba = BaCrO4 + K2
HCHO = H2 + CO =>
HCHO = H2 + CO
CHO(CHCH3)CH3 + [Ag(NH3)2]{+} + OH{-} = COOH(CHCH3)CH3 + Ag + NH3 + H2O =>
CHO(CHCH3)CH3 + 2[Ag(NH3)2]{+} + 2 OH{-} = COOH(CHCH3)CH3 + 2 Ag + 4 NH3 + H2O
Ca + HNO3 = Ca4NO3 + H2 =>
8 Ca + 2 HNO3 = 2 Ca4NO3 + H2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
BaO + HI = BaI2 + H2O =>
BaO + 2 HI = BaI2 + H2O
Zn(OH)2 + HNo3 = Zn(No3)2 + H2O =>
Zn(OH)2 + 2 HNo3 = Zn(No3)2 + 2 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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