| Équations équilibrées la veille |
3 SO2 + KIO3 + 3 H2O = 3 H2SO4 + KI
C3H8 + Cl2 = C + HCl =>
C3H8 + 4 Cl2 = 3 C + 8 HCl
Co + Cu = CoCu =>
Co + Cu = CoCu
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
SO3 + S = SO2 =>
2 SO3 + S = 3 SO2
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2CO3 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2CO3
CS2 + S = CS4 =>
CS2 + 2 S = CS4
H2(g) + F2(g) = HF(g) =>
H2(g) + F2(g) = 2 HF(g)
K2S(s) + HBr(aq) = KBr(aq) + H2S(g) =>
K2S(s) + 2 HBr(aq) = 2 KBr(aq) + H2S(g)
Ga + CuCl2 = GaCl + Cu =>
2 Ga + CuCl2 = 2 GaCl + Cu
HCOOH + Ca(OH)2 = Ca(COOH)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(COOH)2 + 2 H2O
S2(CO3)3 + Pb3(PO4)4 = S3(PO4)3 + Pb2(CO3)4 =>
12 S2(CO3)3 + 6 Pb3(PO4)4 = 8 S3(PO4)3 + 9 Pb2(CO3)4
NH4OH + HCl + KNO2 = NO + KCl + H2O =>
NH4OH + 5 HCl + 5 KNO2 = 6 NO + 5 KCl + 5 H2O
KMnO4 + H2SO4 + C2H4O2 = K2SO4 + MnSO4 + H2O + [CO] =>
4 KMnO4 + 6 H2SO4 + 5 C2H4O2 = 2 K2SO4 + 4 MnSO4 + 16 H2O + 10[CO]
Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)
Cu(s) + HNO3 = Cu(NO3)2 + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2 + 2 NO2(g) + 2 H2O
Sr(NO3)2(s) + S(l) = SrS2(s) + NO3(aq) =>
Sr(NO3)2(s) + 2 S(l) = SrS2(s) + 2 NO3(aq)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Ga + CuCl2 = GaCl + Cu =>
2 Ga + CuCl2 = 2 GaCl + Cu
C10H36O2 + O2 = CO2 + H2O =>
C10H36O2 + 18 O2 = 10 CO2 + 18 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C2H4 + Br = CBr4 + HBr =>
C2H4 + 12 Br = 2 CBr4 + 4 HBr
C3H8 + Cl2 = C3H6Cl2 + HCl =>
C3H8 + 2 Cl2 = C3H6Cl2 + 2 HCl
Cu(s) + HNO3 = Cu(NO3)2 + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2 + 2 NO2(g) + 2 H2O
Ga + CuCl2 = GaCl + Cu =>
2 Ga + CuCl2 = 2 GaCl + Cu
HCOOH + Ca(OH)2 = Ca(COOH)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(COOH)2 + 2 H2O
Zn + MnO4{-} + H2O = Zn{+2} + MnO2 + OH{-} =>
3 Zn + 2 MnO4{-} + 4 H2O = 3 Zn{+2} + 2 MnO2 + 8 OH{-}
Ga + CuCl2 = GaCl + Cu =>
2 Ga + CuCl2 = 2 GaCl + Cu
Cl2(aq) + KBr(aq) = KCl(aq) + Br2(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 KCl(aq) + Br2(aq)
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
C2H6 + Cl = C2H5Cl + H =>
C2H6 + Cl = C2H5Cl + H
CH3CH2OH + MnO4 = CH3COO + MnO2 + H2O =>
4 CH3CH2OH + 5 MnO4 = 4 CH3COO + 5 MnO2 + 6 H2O
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
Ca3(PO4)2 + HCl = CaCl2 + H3(PO4) =>
Ca3(PO4)2 + 6 HCl = 3 CaCl2 + 2 H3(PO4)
HCl + H2O = H + OCl =>
HCl + H2O = 3 H + OCl
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Hg + O2 = Hg2O1 =>
4 Hg + O2 = 2 Hg2O1
H{+} + Cr = H2 + Cr2{+} =>
2 H{+} + 4 Cr = H2 + 2 Cr2{+}
Zn + CH3COOH = ZnCH2COOH + H2 =>
2 Zn + 2 CH3COOH = 2 ZnCH2COOH + H2
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
LiOH + O2 = LiO2 + H2O =>
4 LiOH + 3 O2 = 4 LiO2 + 2 H2O
C3H8 + Cl2 = C3H4Cl4 + HCl =>
C3H8 + 4 Cl2 = C3H4Cl4 + 4 HCl
NaOH + K2Cr2O7 = Na2CrO4 + KOH + H2O =>
4 NaOH + K2Cr2O7 = 2 Na2CrO4 + 2 KOH + H2O
KI + CHCl3 = KICl + CH =>
3 KI + CHCl3 = 3 KICl + CH
MnO4{-} + Zn + H2O = MnO2 + Zn(OH)2 + OH{-} =>
2 MnO4{-} + 3 Zn + 4 H2O = 2 MnO2 + 3 Zn(OH)2 + 2 OH{-}
LiOH + O2 = LiO2 + H2O =>
4 LiOH + 3 O2 = 4 LiO2 + 2 H2O
Hg + P + O2 = Hg3(PO4) =>
3 Hg + P + 2 O2 = Hg3(PO4)
C2H4 + CO + H2 = C3H6O =>
C2H4 + CO + H2 = C3H6O
C2H5NO2 + NaOH = CO2 + (NH4)OH + Na + H2 =>
2 C2H5NO2 + 6 NaOH = 4 CO2 + 2(NH4)OH + 6 Na + 3 H2
C2H4 + CO + H2 = C3H8O =>
C2H4 + CO + 2 H2 = C3H8O
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Équations équilibrées sur02/10/25
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