| Équations équilibrées la veille |
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 N2O + 15 H2O
MgNO3 + KOH = MgOH + KNO3 =>
MgNO3 + KOH = MgOH + KNO3
CuSO4 + NaOH + NaCl = Cu2Cl(OH)3 + Na2SO4 =>
2 CuSO4 + 3 NaOH + NaCl = Cu2Cl(OH)3 + 2 Na2SO4
K2Cr2O7 + N2H4 + HCl = CrCl3 + NO + H2O + KCl =>
4 K2Cr2O7 + 3 N2H4 + 32 HCl = 8 CrCl3 + 6 NO + 22 H2O + 8 KCl
Ba(OH)2 + H2NO4 = BaNO4 + H2O =>
Ba(OH)2 + H2NO4 = BaNO4 + 2 H2O
Al + Cu2{+} = Al3{+} + Cu(s) =>
3 Al + Cu2{+} = Al3{+} + 2 Cu(s)
C7H17 + O3 = C2O5 + H2O =>
6 C7H17 + 52 O3 = 21 C2O5 + 51 H2O
C12H22O12 + H2O = C2H5OH(l) + CO2(g) =>
6 C12H22O12 + 3 H2O = 23 C2H5OH(l) + 26 CO2(g)
Cu + FeCl2 = CuCl2 + Fe =>
Cu + FeCl2 = CuCl2 + Fe
Te + O2 = Te2O5 =>
4 Te + 5 O2 = 2 Te2O5
AuCl + KBr = KAuBr4 + Au + KCl =>
3 AuCl + 4 KBr = KAuBr4 + 2 Au + 3 KCl
H2SO3NaOH = H2ONaHSO3 =>
H2SO3NaOH = H2ONaHSO3
Li3NbO4 + NbO = LiNbO2 =>
Li3NbO4 + 2 NbO = 3 LiNbO2
CuNO3 + Na2CO3 = Cu2CO3 + NaNO3 =>
2 CuNO3 + Na2CO3 = Cu2CO3 + 2 NaNO3
HC2H3O2 + CuSO4 = H2SO4 + Cu(C2H3O2)2 =>
2 HC2H3O2 + CuSO4 = H2SO4 + Cu(C2H3O2)2
AgNO3 + C = AgNO3C =>
AgNO3 + C = AgNO3C
(NH4)2MnO4 + Ca(OH)2 = CaMnO4 + NH3 + H2O =>
(NH4)2MnO4 + Ca(OH)2 = CaMnO4 + 2 NH3 + 2 H2O
H + P2O5 = H2O + P =>
10 H + P2O5 = 5 H2O + 2 P
Cu4(NO3)8 + K6(OH)6 = KNO3 + Cu(OH)2 =>
3 Cu4(NO3)8 + 4 K6(OH)6 = 24 KNO3 + 12 Cu(OH)2
C3H10 + HCl = C3H8Cl + H2 =>
2 C3H10 + 2 HCl = 2 C3H8Cl + 3 H2
KHSO3 + HNO3 = SO2 + KNO3 + H2O =>
KHSO3 + HNO3 = SO2 + KNO3 + H2O
HCl + HOCH2CH2OH = ClCH2CH2Cl + H2O =>
2 HCl + HOCH2CH2OH = ClCH2CH2Cl + 2 H2O
Cu(OH)2 = (heat)CuO + H2O =>
Cu(OH)2 = (heat)CuO + H2O
C9H11N + H2 = C9H17N =>
C9H11N + 3 H2 = C9H17N
F2 + K2S = FS + K =>
F2 + 2 K2S = 2 FS + 4 K
SnCl4 + NH4 = SnCl2 + HCl + N2 =>
4 SnCl4 + 2 NH4 = 4 SnCl2 + 8 HCl + N2
Ba + ZnCl2 = BaCl2 + Zn =>
Ba + ZnCl2 = BaCl2 + Zn
SO4{2-} + I{-} + H{+} = I2 + H2S + H2O =>
SO4{2-} + 8 I{-} + 10 H{+} = 4 I2 + H2S + 4 H2O
ZnCl2(aq) + NH4OH(aq) = Zn(OH)2(s) + NH4Cl(aq) =>
ZnCl2(aq) + 2 NH4OH(aq) = Zn(OH)2(s) + 2 NH4Cl(aq)
K2S + Fe(NO3)3 = KNO3 + Fe2S3 =>
3 K2S + 2 Fe(NO3)3 = 6 KNO3 + Fe2S3
KCl + H2C4H4O6 = KHC4H4O6 + HCl =>
KCl + H2C4H4O6 = KHC4H4O6 + HCl
C2H4Cl + Cl2 = HCl + C2H3Cl3 =>
2 C2H4Cl + 3 Cl2 = 2 HCl + 2 C2H3Cl3
SiO2 + C + N = Si3N4 + CO =>
3 SiO2 + 6 C + 4 N = Si3N4 + 6 CO
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4 =>
K3PO4 + Mg(NO3)2 = K3(NO3)2 + MgPO4
CuS + SO2 = CuO + S =>
2 CuS + SO2 = 2 CuO + 3 S
(C6H10O5)2 = C + H2O =>
(C6H10O5)2 = 12 C + 10 H2O
Fe(OH)2 + K2CrO4 = Fe2O3 + Cr(OH)3 + KOH + H2O =>
6 Fe(OH)2 + 2 K2CrO4 = 3 Fe2O3 + 2 Cr(OH)3 + 4 KOH + H2O
H3CCH2CH3 + O2 = CO2 + H2O =>
H3CCH2CH3 + 5 O2 = 3 CO2 + 4 H2O
LiNaOH = NaLiOH =>
LiNaOH = NaLiOH
NaOH + HCl = NaClOH + H2 =>
2 NaOH + 2 HCl = 2 NaClOH + H2
Cu(s) + HCl = CuCl2 + H2(g) =>
Cu(s) + 2 HCl = CuCl2 + H2(g)
Fe{3+} + Cl{-} = FeCl4{-} =>
Fe{3+} + 4 Cl{-} = FeCl4{-}
Fe + K2SO4 = Fe2(SO4) + K =>
2 Fe + K2SO4 = Fe2(SO4) + 2 K
Fe2O3(s) + HNo3 = Fe(No3)3 + H2O =>
Fe2O3(s) + 6 HNo3 = 2 Fe(No3)3 + 3 H2O
Cu2 + O2 = Cu2O2 =>
Cu2 + O2 = Cu2O2
K + MgO = KO2 + Mg =>
K + 2 MgO = KO2 + 2 Mg
H5IO6 + Cr + H{+} = IO3{-} + Cr3{+} + H2O =>
H5IO6 + 6 Cr + H{+} = IO3{-} + 2 Cr3{+} + 3 H2O
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
H2C9H6O4 + NaOH = Na2C9H6O4 + H2O =>
H2C9H6O4 + 2 NaOH = Na2C9H6O4 + 2 H2O
Ag2Cu + HNO3 = AgHNO3 + Cu =>
Ag2Cu + 2 HNO3 = 2 AgHNO3 + Cu
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Équations équilibrées sur11/21/24
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