| Équations équilibrées la veille |
2 MnH3 = 2 Mn + 3 H2
V(s) + O2(g) = V2O3(s) =>
4 V(s) + 3 O2(g) = 2 V2O3(s)
Bi(OH)3 + H2SO4 = H2O + Bi2(SO4)3 =>
2 Bi(OH)3 + 3 H2SO4 = 6 H2O + Bi2(SO4)3
(NH4)2CO3 + CH3COOH = NH4CH3COO + H2O + CO2 =>
(NH4)2CO3 + 2 CH3COOH = 2 NH4CH3COO + H2O + CO2
Fe(NO3)3 + Na(OH) = NaNO3 + Fe(OH)3 =>
Fe(NO3)3 + 3 Na(OH) = 3 NaNO3 + Fe(OH)3
Li(s) + C(s) = Li2C(s) =>
2 Li(s) + C(s) = Li2C(s)
Br2KI = Br + KI =>
Br2KI = 2 Br + KI
H3PO4(aqorl) + Sr(OH)2(soraq) = Sr3(PO4)2(aq) + H2O(l) =>
2 H3PO4(aqorl) + 3 Sr(OH)2(soraq) = Sr3(PO4)2(aq) + 6 H2O(l)
H2SO4 + KL = K2SO4 + HL =>
H2SO4 + 2 KL = K2SO4 + 2 HL
MgCl2 = Mg(l) + Cl2 =>
MgCl2 = Mg(l) + Cl2
K2Cr2O7 + H2SO4 = Cr2(SO4)3 + O2 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 O2 + 8 H2O + 2 K2SO4
RbNO3 = Rb + N + O =>
RbNO3 = Rb + N + 3 O
Al + CuSO4 = AlO + CuS =>
4 Al + CuSO4 = 4 AlO + CuS
Cu(Cl)2 + Al = Cu + Al(Cl) =>
Cu(Cl)2 + 2 Al = Cu + 2 Al(Cl)
Cl2 + Mg(NO3)2 = MgCl2 + NO2 + O2 =>
Cl2 + Mg(NO3)2 = MgCl2 + 2 NO2 + O2
NH4Br + Pb(CH3COO) = NH4CH3COO + PbBr =>
NH4Br + Pb(CH3COO) = NH4CH3COO + PbBr
M(OH)2 + H2 = MH2 + H2O =>
M(OH)2 + 2 H2 = MH2 + 2 H2O
(LaN3O9*6H2O)2 + Sr(NO3)2 + (Mn(NO3)2)3*4H2O + C2H5NO2 = La07Sr03MnO3 + N2 + H2 + CO2 =>
21(LaN3O9*6H2O)2 + 18 Sr(NO3)2 + 2(Mn(NO3)2)3*4H2O + 382 C2H5NO2 = 6 La07Sr03MnO3 + 278 N2 + 1215 H2 + 764 CO2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Pb(NO3)2(aq) + NaCl(aq) = Pb(Cl)2(s) + Na(NO3)(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = Pb(Cl)2(s) + 2 Na(NO3)(aq)
Co + Cr(NO3)2 = Cr + Co(NO3)2 =>
Co + Cr(NO3)2 = Cr + Co(NO3)2
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO)3 + K2SO4 + H2O + Cl2 + Al2(SO4)3 =>
8 AlCl3 + K2Cr2O7 + 16 H2SO4 = Cr2(SO)3 + K2SO4 + 16 H2O + 12 Cl2 + 4 Al2(SO4)3
HCl(aq) + KHCO3 = H2O + CO2 + KCl =>
HCl(aq) + KHCO3 = H2O + CO2 + KCl
CH2O2 + LiAlH4 + H2O = CH3OH + Li2O + Al(OH)3 =>
4 CH2O2 + 2 LiAlH4 + 3 H2O = 4 CH3OH + Li2O + 2 Al(OH)3
P4O10 + H2O + Fe2 = H3PO4Fe =>
P4O10 + 6 H2O + 2 Fe2 = 4 H3PO4Fe
H2CO + K2MnO4 + HBr = CO2 + KBr + MnBr2 + H2O =>
H2CO + K2MnO4 + 4 HBr = CO2 + 2 KBr + MnBr2 + 3 H2O
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
Br + H2O2 = HBrO3 + H2O =>
2 Br + 5 H2O2 = 2 HBrO3 + 4 H2O
Ra + H2O = H + Ra(OH)2 =>
Ra + 2 H2O = 2 H + Ra(OH)2
Ag + [O] = Ag2O =>
2 Ag + [O] = Ag2O
Al(NO3)3 + Na3PO4 = AlPO4 + NaNO3 = =>
Al(NO3)3 + Na3PO4 = AlPO4 + 3 NaNO3
C6H5COOH + AgNO3 = C6H5COOAg + HNO3 =>
C6H5COOH + AgNO3 = C6H5COOAg + HNO3
CO2 + HCl = C + HClO =>
CO2 + 2 HCl = C + 2 HClO
Zn + HCl = ZnCl9 + H2 =>
2 Zn + 18 HCl = 2 ZnCl9 + 9 H2
LiOH + Mg3(BO3)2 = Li3BO3 + Mg(OH)2 =>
6 LiOH + Mg3(BO3)2 = 2 Li3BO3 + 3 Mg(OH)2
Na2S2O3 + H2O = H2S2O3 + NaOH =>
Na2S2O3 + 2 H2O = H2S2O3 + 2 NaOH
UF4 + Mn = U + Mn2F4 =>
UF4 + 2 Mn = U + Mn2F4
(CH3)2SiCl2 + H2O = [Si(CH3)2O]3 + HCl =>
3(CH3)2SiCl2 + 3 H2O = [Si(CH3)2O]3 + 6 HCl
H2CO3 + NaCl = NaClCO2 + H2O =>
H2CO3 + NaCl = NaClCO2 + H2O
I + H2O = OH + HI3 =>
3 I + H2O = OH + HI3
N2H4 + HNO3 = H2O + NN3 =>
10 N2H4 + 8 HNO3 = 24 H2O + 7 NN3
CoCl + ZnO = Co2O + ZnCl2 =>
2 CoCl + ZnO = Co2O + ZnCl2
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 3 I2 + 7 H2O
Re2O7 + H2S = Re2S7 + H2O =>
Re2O7 + 7 H2S = Re2S7 + 7 H2O
S8 + P4 = P2S5 =>
5 S8 + 4 P4 = 8 P2S5
NaOH + ZnSO4 = Na2SO4 + Zn(OH)2 =>
2 NaOH + ZnSO4 = Na2SO4 + Zn(OH)2
AgI + Br = AgBr + I2 =>
2 AgI + 2 Br = 2 AgBr + I2
NOCl + SnCl4 = (NO)2SnCl6 =>
2 NOCl + SnCl4 = (NO)2SnCl6
H{+} + (ClO)2{-} + I{-} = Cl{-} + H2O + I2 =>
8 H{+} + 2(ClO)2{-} + 10 I{-} = 4 Cl{-} + 4 H2O + 5 I2
Na + Fe3O2 = Fe + Na2O =>
4 Na + Fe3O2 = 3 Fe + 2 Na2O
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