| Équations équilibrées la veille |
2 CuCl + Li2CO3 = Cu2CO3 + 2 LiCl
KJ + MnO4 + H2SO4 = K2SO4 + MnSO4 + J2 + H2O =>
6 KJ + MnO4 + 4 H2SO4 = 3 K2SO4 + MnSO4 + 3 J2 + 4 H2O
N2H3CH3(l) + N2O4(l) = H2O(g) + N2(g) + CO2(g) =>
4 N2H3CH3(l) + 5 N2O4(l) = 12 H2O(g) + 9 N2(g) + 4 CO2(g)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KBr + Pb(CH3COO)2 = PbBr2 + CH3COOK =>
2 KBr + Pb(CH3COO)2 = PbBr2 + 2 CH3COOK
C2H5ONa + H2S = C2H6O + NaHS =>
C2H5ONa + H2S = C2H6O + NaHS
NaOH(aq) + AgNO3(sq) = AgOH + NaNO3 =>
NaOH(aq) + AgNO3(sq) = AgOH + NaNO3
Fe2O3 + SO = Fe + SO2 =>
Fe2O3 + 3 SO = 2 Fe + 3 SO2
Pb(CIO3)2 + KI = PbI2 + KCIO3 =>
Pb(CIO3)2 + 2 KI = PbI2 + 2 KCIO3
H2NCOONH4 + O2 = CO2 + H2O + N2 =>
2 H2NCOONH4 + 3 O2 = 2 CO2 + 6 H2O + 2 N2
KOH + C6H5NH2 + CHCl3 = KCl + C6H5NC + H2O =>
3 KOH + C6H5NH2 + CHCl3 = 3 KCl + C6H5NC + 3 H2O
NaCl + Pb(NO3)2 = PbCl + Na(NO3)2 =>
NaCl + Pb(NO3)2 = PbCl + Na(NO3)2
CsOH + HCl = CsCl + H2O =>
CsOH + HCl = CsCl + H2O
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
NiC1 + O2 = NiO + C12O5 =>
24 NiC1 + 17 O2 = 24 NiO + 2 C12O5
Sr + MgSO4 = SrSO4 + Mg =>
Sr + MgSO4 = SrSO4 + Mg
Na2CO3 = CO2 + Na2O =>
Na2CO3 = CO2 + Na2O
Ca(NO3)2 + Al2(SO4)3 = CaSO4 + Al(NO3)3 =>
3 Ca(NO3)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(NO3)3
Pb(CIO3)2 + KI = PbI2 + K(CIO3) =>
Pb(CIO3)2 + 2 KI = PbI2 + 2 K(CIO3)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sn2{+} + Fe3{+} = Sn4{+} + Fe2{+} =>
2 Sn2{+} + 2 Fe3{+} = Sn4{+} + 3 Fe2{+}
Cu2O + KMn2O4 + H2SO4 = CuSO4 + MnSO4 + K2SO4 + H2O =>
3 Cu2O + 2 KMn2O4 + 11 H2SO4 = 6 CuSO4 + 4 MnSO4 + K2SO4 + 11 H2O
C6H5OCH3 + NaOH = C6H5ONa + CH3OH =>
C6H5OCH3 + NaOH = C6H5ONa + CH3OH
CrO4{2-} + H2O = Cr2O7{2-} + OH{-} =>
2 CrO4{2-} + H2O = Cr2O7{2-} + 2 OH{-}
P(k) + O2(d) = P2O5(k) =>
4 P(k) + 5 O2(d) = 2 P2O5(k)
NaCl + Pb(NO3)2 = Pb + Cl + NaNO3 =>
2 NaCl + Pb(NO3)2 = Pb + 2 Cl + 2 NaNO3
K2SO3 + H2SO4 = K2SO4 + H2SO3 = So2 =>
K2SO3 + H2SO4 = K2SO4 + H2SO3
AuCl3 + Sn = SnCl2 + Au =>
2 AuCl3 + 3 Sn = 3 SnCl2 + 2 Au
C6H6OS + O2 = CO2 + H2O + SO2 =>
C6H6OS + 8 O2 = 6 CO2 + 3 H2O + SO2
HBr + ZnOH = ZnBr + HOH =>
HBr + ZnOH = ZnBr + HOH
C6H6OS + O2 = CO + H2O + SO1 =>
2 C6H6OS + 9 O2 = 12 CO + 6 H2O + 2 SO1
LiOH + BeS = Li2S + Be(OH)2 =>
2 LiOH + BeS = Li2S + Be(OH)2
Al(OH)3 + K2Cr2O7 = Al2(Cr2O7)3 + KOH =>
2 Al(OH)3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KOH
Fe(OH)3 + HCH3COO = Fe(CH3COO)3 + HOH =>
Fe(OH)3 + 3 HCH3COO = Fe(CH3COO)3 + 3 HOH
CuSO4*5H2O + HNO3 = Cu(NO3)2 + H2SO4 + H2O =>
CuSO4*5H2O + 2 HNO3 = Cu(NO3)2 + H2SO4 + 5 H2O
C6H6 + HCl = C6H5Cl + H2 =>
C6H6 + HCl = C6H5Cl + H2
CaSO4 + O2 = CaO + SO4 =>
2 CaSO4 + O2 = 2 CaO + 2 SO4
Au + Br2 = AuBr3 =>
2 Au + 3 Br2 = 2 AuBr3
CaCI2 + O2 = CaO + CI2 =>
2 CaCI2 + O2 = 2 CaO + 2 CI2
RbNO2 + H2O = RbOH + HNO2 =>
RbNO2 + H2O = RbOH + HNO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KBiO3 + Mn(NO3)2 + HNO3 = KMnO4 + Bi2(NO3)3 + KNO3 + H2O =>
10 KBiO3 + 7 Mn(NO3)2 + 4 HNO3 = 7 KMnO4 + 5 Bi2(NO3)3 + 3 KNO3 + 2 H2O
H2 + Fe2O3 = Fe + H2O =>
3 H2 + Fe2O3 = 2 Fe + 3 H2O
C8H19 + O2 = CO2 + H2O =>
4 C8H19 + 51 O2 = 32 CO2 + 38 H2O
KIO3 + H{+} + KI = I2 + K{+} + H2O =>
KIO3 + 6 H{+} + 5 KI = 3 I2 + 6 K{+} + 3 H2O
AgOH + H2O2 = AgO2 + H2O =>
2 AgOH + 3 H2O2 = 2 AgO2 + 4 H2O
O{2-} + H{+} = H2O =>
O{2-} + 2 H{+} = H2O
KI + HCl + K3[Fe(CN)6] = KCl + I2 + H4[Fe(CN)6] =>
2 KI + 8 HCl + 2 K3[Fe(CN)6] = 8 KCl + I2 + 2 H4[Fe(CN)6]
CuSO4 + KI + Na2S2O3 = CuI + K2SO4 + Na2SO4 + Na2S4O6 =>
2 CuSO4 + 2 KI + 2 Na2S2O3 = 2 CuI + K2SO4 + Na2SO4 + Na2S4O6
(CH3)2NCHO + O2 = CO2 + NH3 + H2O =>
2(CH3)2NCHO + 7 O2 = 6 CO2 + 2 NH3 + 4 H2O
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