| Équations équilibrées la veille |
Sr(NO3)2 + 2 CH3COOH = Sr(CH3COO)2 + 2 HNO3
KO5 + CO3 = K2C2O + O4 =>
8 KO5 + 8 CO3 = 4 K2C2O + 15 O4
BH3 + O2 = B2O3 + H2O =>
2 BH3 + 3 O2 = B2O3 + 3 H2O
Fe(NO3)2 + Mg = FeMg + (NO3)1 =>
Fe(NO3)2 + Mg = FeMg + 2(NO3)1
H{2}O{2} = H{2}O{+} =>
H{2}O{2} = H{2}O{+}
Pb(s) + O2(g) = PbO(s) =>
2 Pb(s) + O2(g) = 2 PbO(s)
CrI3 + KOH + Cl2 = K(CrO4) + KI + KCl + H2O =>
CrI3 + 8 KOH + 2 Cl2 = K(CrO4) + 3 KI + 4 KCl + 4 H2O
Co(NO3)3 + NH3 + H2O = Co(OH)2 + NH4NO3 =>
8 Co(NO3)3 + 26 NH3 + 19 H2O = 8 Co(OH)2 + 25 NH4NO3
CuSO4 + NaCl = NaCu + Cl(SO4) =>
CuSO4 + NaCl = NaCu + Cl(SO4)
Zn(OH)2 + HCOOH = Zn(HCOO)2 + H2O =>
Zn(OH)2 + 2 HCOOH = Zn(HCOO)2 + 2 H2O
CrO + B = B2O + Cr =>
CrO + 2 B = B2O + Cr
CuCO3 + H2SO4 + Fe = Cu + FeSO4 + CO2 + H2O =>
CuCO3 + H2SO4 + Fe = Cu + FeSO4 + CO2 + H2O
CH3[CH2]10COOH + NaOH = CH3[CH2]10COONa + H2O =>
CH3[CH2]10COOH + NaOH = CH3[CH2]10COONa + H2O
FeS + H3Cl = Fe3Cl2 + H2S =>
3 FeS + 2 H3Cl = Fe3Cl2 + 3 H2S
C + BeO = CO + Be =>
C + BeO = CO + Be
Fe2(SO4)3 + HCl = FeCl3 + H2(SO4) =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2(SO4)
Mn + Pb{4+} = Mn{3+} + Pb =>
4 Mn + 3 Pb{4+} = 4 Mn{3+} + 3 Pb
HClO4(aq) = H2 + Cl2 + O2 =>
2 HClO4(aq) = H2 + Cl2 + 4 O2
Na(OH) + Ba(CH3CO2) = Na(CH3CO2) + Ba(OH) =>
Na(OH) + Ba(CH3CO2) = Na(CH3CO2) + Ba(OH)
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
H2 + NiSO4 = Ni + H2SO4 =>
H2 + NiSO4 = Ni + H2SO4
C19H3402 + O2 = H2O + C02 =>
2 C19H3402 + 1701 O2 = 3402 H2O + 19 C02
X2 + NO8 = NO6 + XO =>
X2 + NO8 = NO6 + 2 XO
CH3CH2OHCH3 + KMnO4 + H2SO4 = CH3COCH3 + MnSO4 + H2O + K2SO4 =>
10 CH3CH2OHCH3 + 6 KMnO4 + 9 H2SO4 = 10 CH3COCH3 + 6 MnSO4 + 24 H2O + 3 K2SO4
BaCl2 + Na2CO3 + H2O = BaCO3 + NaOH + HCl =>
BaCl2 + Na2CO3 + 2 H2O = BaCO3 + 2 NaOH + 2 HCl
C10H12O2 + CuSO4 = CuO + CO2 + SO2 + H2O =>
C10H12O2 + 24 CuSO4 = 24 CuO + 10 CO2 + 24 SO2 + 6 H2O
Na2O + FeO = Na2FeO2 =>
Na2O + FeO = Na2FeO2
CH + Au = CAu + H =>
CH + Au = CAu + H
Al3 + Zn2(ClO) = Zn2 + Al(ClO) =>
Al3 + 3 Zn2(ClO) = 3 Zn2 + 3 Al(ClO)
NH4Fe(SO4)2 + NaHCO3 = NaFe(SO4)2 + CO2 + NH3 + H2O =>
NH4Fe(SO4)2 + NaHCO3 = NaFe(SO4)2 + CO2 + NH3 + H2O
KCO3{-2} + H2SO4 = KSO4{-2} + H2O + CO2 =>
KCO3{-2} + H2SO4 = KSO4{-2} + H2O + CO2
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
MgSO4 + NaOH = Mg(OH)2 + SO4Na2 =>
MgSO4 + 2 NaOH = Mg(OH)2 + SO4Na2
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
AgI + Na{+2}S = Ag{2+}S + NaI =>
AgI + Na{+2}S = Ag{2+}S + NaI
C3H8O = C6H14O + H2O =>
2 C3H8O = C6H14O + H2O
Ca(s) + O2(g) = Ca2O =>
4 Ca(s) + O2(g) = 2 Ca2O
HC8H4O4 + Ba(OH)2 = H2O + Ba(C8H4O4)2 =>
2 HC8H4O4 + Ba(OH)2 = 2 H2O + Ba(C8H4O4)2
Fe + Cu(Cl)2 = FeCl + Cu2 =>
4 Fe + 2 Cu(Cl)2 = 4 FeCl + Cu2
ZnNo3 + Na2SO4 = ZnSO4 + Na2No3 =>
ZnNo3 + Na2SO4 = ZnSO4 + Na2No3
Mg + CuSO4 = MgS + CuO + O2 =>
2 Mg + 2 CuSO4 = 2 MgS + 2 CuO + 3 O2
C6H7N + CH3I = C7H10NI =>
C6H7N + CH3I = C7H10NI
Pb{2} + K2CrO4 = PbCrO4 + K{+} =>
Pb{2} + K2CrO4 = PbCrO4 + 2 K{+}
Sb2(SO4)3 + KMnO4 + H2O = H3SbO4 + K2(SO4) + Mn(SO4) + H2(SO4) =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3SbO4 + 2 K2(SO4) + 4 Mn(SO4) + 9 H2(SO4)
C2H3Cl(l) + O2(g) = CO2(g) + H2O(l) + HCl(g) =>
2 C2H3Cl(l) + 5 O2(g) = 4 CO2(g) + 2 H2O(l) + 2 HCl(g)
Hg(NO3)2 = HgO + NO2 + O =>
Hg(NO3)2 = HgO + 2 NO2 + O
SrF2 + (NH4)2CO3 = SrCO3 + NH4F =>
SrF2 + (NH4)2CO3 = SrCO3 + 2 NH4F
U + O2 = U2(O2)3 =>
2 U + 3 O2 = U2(O2)3
Na + KMnO4 + H2SO4 = Na2SO4 + H2O + Mn{2+} + K{+} + HSO4{-} =>
10 Na + 2 KMnO4 + 11 H2SO4 = 5 Na2SO4 + 8 H2O + 2 Mn{2+} + 2 K{+} + 6 HSO4{-}
Na(Cl) + Ag(NO4)2 = Na(NO4) + Ag(Cl)2 =>
2 Na(Cl) + Ag(NO4)2 = 2 Na(NO4) + Ag(Cl)2
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