| Équations équilibrées la veille |
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 10 H2CO3 + 12 MnSO4 + 6 K2SO4 + 18 H2O
C3O28 + H2O = C6H12O6 + O =>
2 C3O28 + 6 H2O = C6H12O6 + 56 O
Zn + H2SO4 = Zn(SO4) + SO2 + H2O =>
Zn + 2 H2SO4 = Zn(SO4) + SO2 + 2 H2O
LiBr + Co(SO3)2 = CoLi2 + BrSO3 =>
2 LiBr + Co(SO3)2 = CoLi2 + 2 BrSO3
Li2O + C = Li + CO2 =>
2 Li2O + C = 4 Li + CO2
CH3COOH + CH3(CH2)7OH = C10H20O2 + H2O =>
CH3COOH + CH3(CH2)7OH = C10H20O2 + H2O
Cr2O7{-2} + Fe{2+} = Fe + Cr{3+} + O =>
Cr2O7{-2} + 4 Fe{2+} = 4 Fe + 2 Cr{3+} + 7 O
Al(OH)3 + Ca(OH)2 = CaAl2O4 + H2O =>
2 Al(OH)3 + Ca(OH)2 = CaAl2O4 + 4 H2O
H2SO4 + SO2 = HSO3 =>
H2SO4 + SO2 = 2 HSO3
KBrO3 + CH3COOH + KI = I2 + CH3COOK + KBr + H2O =>
KBrO3 + 6 CH3COOH + 6 KI = 3 I2 + 6 CH3COOK + KBr + 3 H2O
Rb + I2 = IRb2 =>
4 Rb + I2 = 2 IRb2
Li2O + NaNO3 = LiNO3 + Na2O =>
Li2O + 2 NaNO3 = 2 LiNO3 + Na2O
HCO3 + HCl = H2O + CO2 + Cl =>
HCO3 + HCl = H2O + CO2 + Cl
H2S(g) + H2O2(g) = H2(g) + SO2(g) =>
H2S(g) + H2O2(g) = 2 H2(g) + SO2(g)
FeS2 + O3 = Fe + SO4 =>
3 FeS2 + 8 O3 = 3 Fe + 6 SO4
CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O =>
2 CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O
Sb(s) + Cl3(g) = SbCl2(s) =>
3 Sb(s) + 2 Cl3(g) = 3 SbCl2(s)
CaCO3(s) + SO2(g) + O2 = CaSO4(s) + CO2(g) =>
2 CaCO3(s) + 2 SO2(g) + O2 = 2 CaSO4(s) + 2 CO2(g)
Li3PO4(aq) + Al(NO3)3(aq) = LiNO3 + AlPO4 =>
Li3PO4(aq) + Al(NO3)3(aq) = 3 LiNO3 + AlPO4
CH3COONH4 + H2O = CH3COOH + NH4OH =>
CH3COONH4 + H2O = CH3COOH + NH4OH
H2SO4 + K2Cr2O7 = KHSO4 + CrO3 + H2O =>
2 H2SO4 + K2Cr2O7 = 2 KHSO4 + 2 CrO3 + H2O
Al(s) + KOH(aq) = AlKO(s) + H(g) =>
Al(s) + KOH(aq) = AlKO(s) + H(g)
Mg(OH)2 + H2SO4 = Mg + SO4 + H2O =>
Mg(OH)2 + H2SO4 = Mg + SO4 + 2 H2O
(NH4)3N2 + Pb2(CIO3)2 = NH4CIO3 + Pb3N2 =>
2(NH4)3N2 + 3 Pb2(CIO3)2 = 6 NH4CIO3 + 2 Pb3N2
LiOH + Cl = LiCl + OH =>
LiOH + Cl = LiCl + OH
CH3COONa + HOH + FeCl3 = CH3COOH + Fe(OH)3 + NaCl =>
3 CH3COONa + 3 HOH + FeCl3 = 3 CH3COOH + Fe(OH)3 + 3 NaCl
LiOH + Cl2 = LiCl + LiClO + H2O =>
2 LiOH + Cl2 = LiCl + LiClO + H2O
Mn2O7 + HIO3 = Mn(IO3)7 + H2O =>
Mn2O7 + 14 HIO3 = 2 Mn(IO3)7 + 7 H2O
CH3Cl = C + H + Cl =>
CH3Cl = C + 3 H + Cl
CH3NHCH3 + O2 = CO2 + H2O + N2 =>
4 CH3NHCH3 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
CH3OH + H2SO4 = (CH3)2SO4 + H2O =>
2 CH3OH + H2SO4 = (CH3)2SO4 + 2 H2O
Mg(ClO)2 = MgCl2 + O2 =>
Mg(ClO)2 = MgCl2 + O2
Mg(ClO3)2 + Fe2(SO4)3 = Mg(SO4)3 + Fe2(ClO3)2 =>
Mg(ClO3)2 + Fe2(SO4)3 = Mg(SO4)3 + Fe2(ClO3)2
CH3OH = CH2O + H2 =>
CH3OH = CH2O + H2
CH3OOH + Ba(OH)2 = Ba(C2H3O2)2 + H2O =>
4 CH3OOH + Ba(OH)2 = Ba(C2H3O2)2 + 6 H2O
NaI + KClO3 + H2O = I2 + KCl + NaOH =>
6 NaI + KClO3 + 3 H2O = 3 I2 + KCl + 6 NaOH
HCl + Na2S2O3 = S + H2O + SO2 + NaCl =>
2 HCl + Na2S2O3 = S + H2O + SO2 + 2 NaCl
Mg(HCO3)2 + Na = NaHCO3 + Mg =>
Mg(HCO3)2 + 2 Na = 2 NaHCO3 + Mg
HC + OH = CO2 + H2O =>
HC + 5 OH = CO2 + 3 H2O
CH4(g) = C + H2(g) =>
CH4(g) = C + 2 H2(g)
C3H5(OH)3 + Na = C3H5(OH)2ONa + H =>
C3H5(OH)3 + Na = C3H5(OH)2ONa + H
KMnO4 + KNaSO3 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + H2O =>
3 KMnO4 + 5 KNaSO3 + 7 H2SO4 = 4 K2SO4 + 3 MnSO4 + 5 NaSO4 + 7 H2O
Mg(NO3)2(aq) + KOH(aq) = Mg(OH)2 + KNO3 =>
Mg(NO3)2(aq) + 2 KOH(aq) = Mg(OH)2 + 2 KNO3
S + C = SC12 =>
S + 12 C = SC12
Pb(C2H3O2)2 + BaCl2 = Ba(C2H3O2)2PbCl2 =>
Pb(C2H3O2)2 + BaCl2 = Ba(C2H3O2)2PbCl2
Mg(NO3)2*6H2O = Mg(NO3)2 + H2O =>
Mg(NO3)2*6H2O = Mg(NO3)2 + 6 H2O
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Mg(NO3)2 + K2(SO4) = Mg(SO4) + K(NO3) =>
Mg(NO3)2 + K2(SO4) = Mg(SO4) + 2 K(NO3)
Ag + Fe(NO3)2 = Fe2 + Ag(NO3)2 =>
2 Ag + 2 Fe(NO3)2 = Fe2 + 2 Ag(NO3)2
CH4 + CO = C2H4O =>
CH4 + CO = C2H4O
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