| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3(s) = CaO + CO2
C2H2 + NO = N2 + CO2 + H2O =>
2 C2H2 + 10 NO = 5 N2 + 4 CO2 + 2 H2O
O2 + Ag2S = Ag2O + SO2 =>
3 O2 + 2 Ag2S = 2 Ag2O + 2 SO2
P + Br2 + H2O = H3PO4 + HBr =>
2 P + 5 Br2 + 8 H2O = 2 H3PO4 + 10 HBr
Fe(CN)2 + HCl = FeCl2 + HCN =>
Fe(CN)2 + 2 HCl = FeCl2 + 2 HCN
Fe(OH)3 + H2SO4 = Fe2[SO4]3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2[SO4]3 + 6 H2O
Cr(IO)3 + CuS2 = CrS3 + Cu(IO)2 =>
2 Cr(IO)3 + 3 CuS2 = 2 CrS3 + 3 Cu(IO)2
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O =>
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O
Li2CO3 + Mn(NO3)3 = LiNO3 + Mn2(CO3)3 =>
3 Li2CO3 + 2 Mn(NO3)3 = 6 LiNO3 + Mn2(CO3)3
Cr + Na(NO3) = Cr(NO3)3 + Na =>
Cr + 3 Na(NO3) = Cr(NO3)3 + 3 Na
Ba(OH)2 + Mg = Ba + Mg(OH)2 =>
Ba(OH)2 + Mg = Ba + Mg(OH)2
MgSO4 + KOH = K2(SO4) + Mg(OH)2 =>
MgSO4 + 2 KOH = K2(SO4) + Mg(OH)2
C4H10 + O2 + CO2 = CH3COOH =>
2 C4H10 + 3 O2 + 2 CO2 = 5 CH3COOH
KI + Pb(NO3)2 = Pb + KI(NO3) =>
2 KI + Pb(NO3)2 = Pb + 2 KI(NO3)
O2(g) + PCl3(l) = POCl3(l) =>
O2(g) + 2 PCl3(l) = 2 POCl3(l)
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq)
Al2(CrO4)3 + Zn3(PO4)2 = AlPO4 + ZnCrO4 =>
Al2(CrO4)3 + Zn3(PO4)2 = 2 AlPO4 + 3 ZnCrO4
C5H9O + O = CO2 + H2O =>
2 C5H9O + 27 O = 10 CO2 + 9 H2O
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
Sn + HNO3 = SnO2 + N + H =>
3 Sn + 2 HNO3 = 3 SnO2 + 2 N + 2 H
W2(SO4)3 + Tc3(PO4)7 + H2(SIO3) + Tc2(SIO3)7 = H2O + W(SIO3)3 + Tc(SO4)7 + Tc3P7 =>
56 W2(SO4)3 + 9 Tc3(PO4)7 + 252 H2(SIO3) + 12 Tc2(SIO3)7 = 252 H2O + 112 W(SIO3)3 + 24 Tc(SO4)7 + 9 Tc3P7
KOH + (NH4)2SO4 = K2SO4 + (NH4)2(OH)2 =>
2 KOH + (NH4)2SO4 = K2SO4 + (NH4)2(OH)2
AlCl3(aq) + Na2CO3(aq) = Al2(CO3)3(aq) + NaCl(s) =>
2 AlCl3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(aq) + 6 NaCl(s)
AgNO3 + FeNH4(SO4)2 = AgSO4 + FeNH4(NO3)2 =>
2 AgNO3 + FeNH4(SO4)2 = 2 AgSO4 + FeNH4(NO3)2
KI + Ca(OH)2 = KOH + CaI2 =>
2 KI + Ca(OH)2 = 2 KOH + CaI2
Pt + H2S = PtS + H =>
Pt + H2S = PtS + 2 H
Sn + Cl2 = Sn2Cl =>
4 Sn + Cl2 = 2 Sn2Cl
FeCl3 + KI = FeCl2 + KI3 + KCl =>
2 FeCl3 + 3 KI = 2 FeCl2 + KI3 + 2 KCl
PI + HOH = HI + POH =>
PI + HOH = HI + POH
Bi + Zn + Se = Bi200Zn3Se297 =>
200 Bi + 3 Zn + 297 Se = Bi200Zn3Se297
Al(OH)3 + H2 + SO4 = H2O + Al2(SO4)3 =>
2 Al(OH)3 + 3 H2 + 3 SO4 = 6 H2O + Al2(SO4)3
FeBr3 + NH4S = FeSNH4Br3 =>
FeBr3 + NH4S = FeSNH4Br3
I2 + CH2Cl2 = CH2 + ICl =>
I2 + CH2Cl2 = CH2 + 2 ICl
C4H8 = H + C =>
C4H8 = 8 H + 4 C
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Al(s) + N2 = AlN(s) =>
2 Al(s) + N2 = 2 AlN(s)
NiS2(s) + O2(s) = SO2(g) + Ni2O3(s) =>
4 NiS2(s) + 11 O2(s) = 8 SO2(g) + 2 Ni2O3(s)
Ca(H2PO4)2 + NH4HCO3 = (NH4)2HPO4 + CaCO3 + CO2 + H2O =>
Ca(H2PO4)2 + 4 NH4HCO3 = 2(NH4)2HPO4 + CaCO3 + 3 CO2 + 3 H2O
RuO2 + Mn2O3 + SiO2 + SnO2 + Sn = Ru30Mn370Si200Sn700O1600 =>
60 RuO2 + 370 Mn2O3 + 400 SiO2 + 585 SnO2 + 815 Sn = 2 Ru30Mn370Si200Sn700O1600
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
(C5H9O4)2Ca + OPH(OH)OCH2CH3 + NO3{-} + H{+} = Ca3(PO4)2 + CO2 + N2 + H2O =>
3(C5H9O4)2Ca + 2 OPH(OH)OCH2CH3 + 32 NO3{-} + 32 H{+} = Ca3(PO4)2 + 34 CO2 + 16 N2 + 50 H2O
Ba(CH3COO)2 + H2SO4 = CH3COOH + BaSO4 =>
Ba(CH3COO)2 + H2SO4 = 2 CH3COOH + BaSO4
K2SO4(aq) + BaCO3(aq) = BaSO4(s) + K2CO3(aq) =>
K2SO4(aq) + BaCO3(aq) = BaSO4(s) + K2CO3(aq)
Al + NH4NO3 = N2 + Al2O3 + H2O =>
2 Al + 3 NH4NO3 = 3 N2 + Al2O3 + 6 H2O
Fe2 + CH3COOH = Fe2CH3COOH =>
Fe2 + CH3COOH = Fe2CH3COOH
CaCO3 + HCl*3H2O = CaCl2*6H2O + CO2 + H2O =>
CaCO3 + 2 HCl*3H2O = CaCl2*6H2O + CO2 + H2O
KBr + KBrO3 + H2SO4 = Br + K2SO4 + H2O =>
5 KBr + KBrO3 + 3 H2SO4 = 6 Br + 3 K2SO4 + 3 H2O
CaCO3(s) + HCl(l) = CaCl2(s) + H2O(g) + CO2(g) =>
CaCO3(s) + 2 HCl(l) = CaCl2(s) + H2O(g) + CO2(g)
MnO2 + H{+} + Ag + Br{-} = Mn2{+} + H2O + AgBr =>
2 MnO2 + 8 H{+} + 7 Ag + 7 Br{-} = Mn2{+} + 4 H2O + 7 AgBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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