| Équations équilibrées la veille |
2 KMnO4 + 5 Zn + 8 H2SO4 = 5 ZnSO4 + 8 H2O + 2 MnSO4 + K2SO4
C + H2 = C2H6 =>
2 C + 3 H2 = C2H6
K2CO3 + H2 = K2H2CO3 =>
K2CO3 + H2 = K2H2CO3
O2 + KOH = H2O + KO2 =>
3 O2 + 4 KOH = 2 H2O + 4 KO2
Ag2CO3(s) + H = Ag + CO2(g) + H2O(l) =>
Ag2CO3(s) + 2 H = 2 Ag + CO2(g) + H2O(l)
NaHCO3 + CaCl2 = NaCl + H2O + CO2 + CaCO3 =>
2 NaHCO3 + CaCl2 = 2 NaCl + H2O + CO2 + CaCO3
CuOH + NiSO4 = Ni(OH)2 + Cu2(SO4) =>
2 CuOH + NiSO4 = Ni(OH)2 + Cu2(SO4)
Sb(ClO4)5 = Sb2O5 + Cl2O7 =>
2 Sb(ClO4)5 = Sb2O5 + 5 Cl2O7
H3PO4(aq) + NaOH(s) = H2O(l) + Na3PO4 =>
H3PO4(aq) + 3 NaOH(s) = 3 H2O(l) + Na3PO4
NO + MnO2 + H2O = MnO + HNO3 =>
2 NO + 3 MnO2 + H2O = 3 MnO + 2 HNO3
Fe(SO4) + NaCl = FeCl3 + Na3(SO4) =>
Fe(SO4) + 3 NaCl = FeCl3 + Na3(SO4)
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
(Na3PO4)*12H2O = Na3PO4 + H2O =>
(Na3PO4)*12H2O = Na3PO4 + 12 H2O
Cl{-} + H{+} + Cr2O7{2-} = H2O + Cl2 + Cr{+3} =>
6 Cl{-} + 14 H{+} + Cr2O7{2-} = 7 H2O + 3 Cl2 + 2 Cr{+3}
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
CH2CHCH3 + K2Cr2O7 + H2SO4 = CH3CH2COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2CHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH2COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
KMnO4 + FeSO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + MnSO4 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 5 Fe2(SO4)3 + 2 MnSO4 + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + CuSO4 = Fe(SO4) + Cu0 =>
Fe + CuSO4 = Fe(SO4) + Cu0
Cu(NO3)2 + NH3 = Cu(NH3)4{2+} + NO3{-} =>
Cu(NO3)2 + 4 NH3 = Cu(NH3)4{2+} + 2 NO3{-}
C + CaSiO3 = SiCa + CO =>
3 C + CaSiO3 = SiCa + 3 CO
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
Fe2O3 + C2 = Fe(l) + CO2(g) =>
4 Fe2O3 + 3 C2 = 8 Fe(l) + 6 CO2(g)
Mn2(CO3)5 + HNO3 = Mn(NO3)5 + CO2 + H2O =>
Mn2(CO3)5 + 10 HNO3 = 2 Mn(NO3)5 + 5 CO2 + 5 H2O
NaOH(aq) + CoCl2(aq) = Co(OH)2(s) + NaCl(aq) =>
2 NaOH(aq) + CoCl2(aq) = Co(OH)2(s) + 2 NaCl(aq)
CH3OH + HNO3 = CH5NO4 =>
CH3OH + HNO3 = CH5NO4
MgO + N2O3 = Mg3N2 + O3 =>
3 MgO + N2O3 = Mg3N2 + 2 O3
C5H14OH + CH3COOH = C7H14O2 + H2O =>
20 C5H14OH + 41 CH3COOH = 26 C7H14O2 + 50 H2O
NH4F + B(OH)3 = NH4BF4 + H2O + NH3 =>
4 NH4F + B(OH)3 = NH4BF4 + 3 H2O + 3 NH3
(f)NaClO3 = NaClO4 + NaCl =>
4(f)NaClO3 = 3 NaClO4 + NaCl
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HCl(aq) + NaOH(aq) = H2O(heart) + NaCl(aq) =>
HCl(aq) + NaOH(aq) = H2O(heart) + NaCl(aq)
C725H11S004 + O2 = CO2 + H2O + SO2 =>
4 C725H11S004 + 2927 O2 = 2900 CO2 + 22 H2O + 16 SO2
Fe + Rh3{+} = Fe2{+} + Rh =>
2 Fe + Rh3{+} = Fe2{+} + 3 Rh
KClO3 + S = K2O + Cl2O + SO2 =>
2 KClO3 + 2 S = K2O + Cl2O + 2 SO2
Sr(ClO3)2 + Na = Sr + NaClO3 =>
Sr(ClO3)2 + 2 Na = Sr + 2 NaClO3
Hg2F2 + HF + O2 = HgF2 + H2O =>
2 Hg2F2 + 4 HF + O2 = 4 HgF2 + 2 H2O
(NH4)3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + NH3(g) + H2O(l) =>
2(NH4)3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 NH3(g) + 6 H2O(l)
HNO3 + Mg2H = Mg6NO + H2O =>
HNO3 + 3 Mg2H = Mg6NO + 2 H2O
Cr + Br + OH = CrOHBr2 =>
Cr + 2 Br + OH = CrOHBr2
CaP2O8 + SiO2 + C = CaSiO3 + CO + P4 =>
2 CaP2O8 + 2 SiO2 + 14 C = 2 CaSiO3 + 14 CO + P4
BaNO3 + KCrO4 = BaO4 + NO3KCr =>
BaNO3 + KCrO4 = BaO4 + NO3KCr
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
CHCl3 + I2 = CHI3 + Cl2 =>
2 CHCl3 + 3 I2 = 2 CHI3 + 3 Cl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + NaOH = Fe(OH)2 + Na =>
Fe + 2 NaOH = Fe(OH)2 + 2 Na
FeSO4 + KMnO4 + H2SO4 = KSO4 + MnSO4 + Fe(SO4)3 + H2O =>
FeSO4 + KMnO4 + 4 H2SO4 = KSO4 + MnSO4 + Fe(SO4)3 + 4 H2O
KMnO4 + HBr = MnBr2 + KBr + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 5 Br2 + 8 H2O
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + NH3 = BiFeO3 + N2 + H2O =>
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + 10 NH3 = BiFeO3 + 8 N2 + 29 H2O
Cl3Fe + AgNO3 = Fe(NO3)3 + AgCl =>
Cl3Fe + 3 AgNO3 = Fe(NO3)3 + 3 AgCl
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