| Équations équilibrées la veille |
Na2S + 4 S = Na2S5
V2(SO4)3 + KMnO4 + H2SO4 = MnSO4 + V(SO4)2 + K2SO4 + H2O =>
5 V2(SO4)3 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 10 V(SO4)2 + K2SO4 + 8 H2O
Sr3(PO4)2 + HCl = SrCl2 + H3PO4 =>
Sr3(PO4)2 + 6 HCl = 3 SrCl2 + 2 H3PO4
H2SO3 + CuSO4 = CuSO3 + H2SO4 =>
H2SO3 + CuSO4 = CuSO3 + H2SO4
Al(OH)3 + KOH + H2SO4 = AlK(SO4)2 + H2O =>
Al(OH)3 + KOH + 2 H2SO4 = AlK(SO4)2 + 4 H2O
S + Ba(OH)2 = H2O + BaSO3 + BaS =>
3 S + 3 Ba(OH)2 = 3 H2O + BaSO3 + 2 BaS
PbO2 + HBr = Br2 + H2O + PbBr2 =>
PbO2 + 4 HBr = Br2 + 2 H2O + PbBr2
W2 + C2 = WC =>
W2 + C2 = 2 WC
KNO2 + KY + H2SO4 = Y + NO + K2SO4 + H2O =>
KNO2 + KY + H2SO4 = Y + NO + K2SO4 + H2O
Fe{3+} + CH3COCH2COCH3 + CH3CO2{-} = Fe(CH3COCHCOCH3)3 + CH3COOH =>
Fe{3+} + 3 CH3COCH2COCH3 + 3 CH3CO2{-} = Fe(CH3COCHCOCH3)3 + 3 CH3COOH
H2Se + Li(OH) = Li2Se + H2O =>
H2Se + 2 Li(OH) = Li2Se + 2 H2O
P4O10(s) + H2O(i) = H3PO4(ac) =>
P4O10(s) + 6 H2O(i) = 4 H3PO4(ac)
Al(s) + CuCl2(aq) = AlCl2 + Cu =>
Al(s) + CuCl2(aq) = AlCl2 + Cu
MnO2 + H2O + Cl2 = HMnO4 + HCl =>
2 MnO2 + 4 H2O + 3 Cl2 = 2 HMnO4 + 6 HCl
KAl(OH)4 + H2SO4(aq) = Al(OH)3(s) + K2SO4(aq) + H2O(l) =>
2 KAl(OH)4 + H2SO4(aq) = 2 Al(OH)3(s) + K2SO4(aq) + 2 H2O(l)
CaC2 + O2 = CaCO3 + CO2 =>
2 CaC2 + 5 O2 = 2 CaCO3 + 2 CO2
(C6H5)2NH + H2SO4 + NaNO3 = (C6H5)4N2 + Na2SO4 + NO2 + H2O =>
2(C6H5)2NH + H2SO4 + 2 NaNO3 = (C6H5)4N2 + Na2SO4 + 2 NO2 + 2 H2O
Mg + (HNO3)2 = Mg(NO3)2 + H =>
Mg + (HNO3)2 = Mg(NO3)2 + 2 H
HS + NO3 = S + NO2 + OH =>
HS + NO3 = S + NO2 + OH
Pb(CH3COO)2 + K3PO4 = Pb3(PO4)2 + KCH3COO =>
3 Pb(CH3COO)2 + 2 K3PO4 = Pb3(PO4)2 + 6 KCH3COO
(NH4)2SO4 + RbOH = H2O + NH3 + Rb2SO4 =>
(NH4)2SO4 + 2 RbOH = 2 H2O + 2 NH3 + Rb2SO4
KAl(OH)4 + H2SO4(aq) = Al(OH)3(s) + K2SO4(aq) + H2O(l) =>
2 KAl(OH)4 + H2SO4(aq) = 2 Al(OH)3(s) + K2SO4(aq) + 2 H2O(l)
ZnBr2(aq) + Na3PO4(aq) = Zn3(PO4)2(s) + NaBr(aq) =>
3 ZnBr2(aq) + 2 Na3PO4(aq) = Zn3(PO4)2(s) + 6 NaBr(aq)
Hg(NO2)2 + KI = HgI2 + KNO2 =>
Hg(NO2)2 + 2 KI = HgI2 + 2 KNO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
(NH4)3PO4 + CaBr2 = Ca3(PO4)2 + NH4Br =>
2(NH4)3PO4 + 3 CaBr2 = Ca3(PO4)2 + 6 NH4Br
La2O3 + Cr2O3 + ZrO2 = La80Zr20Cr100O300 + O2 =>
40 La2O3 + 50 Cr2O3 + 20 ZrO2 = La80Zr20Cr100O300 + 5 O2
Mn + NiCl2 = MnCl2 + Ni =>
Mn + NiCl2 = MnCl2 + Ni
Bi2(SO4)3 + KI = K[BiI4] + K2SO4 =>
Bi2(SO4)3 + 8 KI = 2 K[BiI4] + 3 K2SO4
H2S + NaHS = NaH3S2 =>
H2S + NaHS = NaH3S2
C3H7Cl + H2 = C3H8 + HCl =>
C3H7Cl + H2 = C3H8 + HCl
H5IO6 + NaOH = H4IO6Na + H2O =>
H5IO6 + NaOH = H4IO6Na + H2O
AlCe3 + NaOH = Al(OH)3 + NaCe =>
AlCe3 + 3 NaOH = Al(OH)3 + 3 NaCe
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
NaOH + AlCl = NaClAlOH =>
NaOH + AlCl = NaClAlOH
Zr + H2O = ZrO2 + H2 =>
Zr + 2 H2O = ZrO2 + 2 H2
Ba + CO3 = Ba2(CO3)2 =>
2 Ba + 2 CO3 = Ba2(CO3)2
UO3 + Al = U + Al2O3 =>
UO3 + 2 Al = U + Al2O3
AlCl3 + NaHCO3 = Al2(CO3)3 + NaCl + CO2 + H2O =>
2 AlCl3 + 6 NaHCO3 = Al2(CO3)3 + 6 NaCl + 3 CO2 + 3 H2O
Ca3(PO4)2 + Al2(Cr2O7)3 = CaCr2O7 + AlPO4 =>
Ca3(PO4)2 + Al2(Cr2O7)3 = 3 CaCr2O7 + 2 AlPO4
Cu(NH3)4(ClO4)2 + C6H12N4 = CuCl2 + N2 + CO2 + H2O =>
9 Cu(NH3)4(ClO4)2 + C6H12N4 = 9 CuCl2 + 20 N2 + 6 CO2 + 60 H2O
C2H5O2N + H2O = CH4 + CO2 + NH3 =>
4 C2H5O2N + 2 H2O = 3 CH4 + 5 CO2 + 4 NH3
Cu(OH)2 + C6H5COOH = (C6H5COO)2Cu + H2O =>
Cu(OH)2 + 2 C6H5COOH = (C6H5COO)2Cu + 2 H2O
CH3CH2ONaH2O = CH3CH2OHNaOH =>
CH3CH2ONaH2O = CH3CH2OHNaOH
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
SrI2 + Br = SrBr2 + I =>
SrI2 + 2 Br = SrBr2 + 2 I
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
Ni(aq) + PO4(aq) = Ni3(PO4)2(s) =>
3 Ni(aq) + 2 PO4(aq) = Ni3(PO4)2(s)
BaCO3 + HCIO3 = Ba(CIO3)2 + CO2 + H2O =>
BaCO3 + 2 HCIO3 = Ba(CIO3)2 + CO2 + H2O
C5H12N2O2 + O2 = CO2 + H2O + NH3 =>
2 C5H12N2O2 + 11 O2 = 10 CO2 + 6 H2O + 4 NH3
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Équations équilibrées sur10/30/24
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