| Équations équilibrées la veille |
3 Zn + N2 = Zn3N2
KCl + NH3 = K3N + HCl =>
3 KCl + NH3 = K3N + 3 HCl
CoCl2 + O2 = Co(ClO3)2 =>
CoCl2 + 3 O2 = Co(ClO3)2
Mn + Cl = MnCl5 =>
Mn + 5 Cl = MnCl5
K4[Fe(CN)6] + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
10 K4[Fe(CN)6] + 122 KMnO4 + 188 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 KNO3 + 51 K2SO4 + 122 MnSO4 + 188 H2O
C3H4O + H2O = C6H10O3 =>
2 C3H4O + H2O = C6H10O3
AgBrO3 = Ag + Br + O3 =>
AgBrO3 = Ag + Br + O3
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Au(s) + NaBr(aq) = AuBr3 + Na =>
Au(s) + 3 NaBr(aq) = AuBr3 + 3 Na
PB(OH)2 + HNO3 = PB(NO3)2 + H2O =>
PB(OH)2 + 2 HNO3 = PB(NO3)2 + 2 H2O
HCl + CuCO3 = CuCl2 + CO2 + H2O =>
2 HCl + CuCO3 = CuCl2 + CO2 + H2O
NH3 + Ca(NO3)2 = Ca(NH3)4 + NO3 =>
4 NH3 + Ca(NO3)2 = Ca(NH3)4 + 2 NO3
Mg(NO3)2 + NH4HCO3 = Mg(HCO3)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH4HCO3 = Mg(HCO3)2 + 2 NH4NO3
Mg(NO3)2(s) = MgO(s) + NO2(g) + O2(g) =>
2 Mg(NO3)2(s) = 2 MgO(s) + 4 NO2(g) + O2(g)
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g) =>
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g)
P + F2 = PF5 =>
2 P + 5 F2 = 2 PF5
AgBrO3 = Ag + Br + O =>
AgBrO3 = Ag + Br + 3 O
Li2S(s) = Li(s) + S(s) =>
Li2S(s) = 2 Li(s) + S(s)
HCl + CuCO3 = CuCl2 + CO2 + H2O =>
2 HCl + CuCO3 = CuCl2 + CO2 + H2O
Ca(NO3)2 + NH3 = Ca(NH3) + NO3 =>
Ca(NO3)2 + NH3 = Ca(NH3) + 2 NO3
Au(s) + NaBr(aq) = Au2Br + Na =>
2 Au(s) + NaBr(aq) = Au2Br + Na
FeBr3 + H2O = HBr + Fe(OH)3 =>
FeBr3 + 3 H2O = 3 HBr + Fe(OH)3
SnS + O2 = SnO + SO2 =>
2 SnS + 3 O2 = 2 SnO + 2 SO2
H2S + Pb(NO3)2 = PbS + NO3 + H2 =>
H2S + Pb(NO3)2 = PbS + 2 NO3 + H2
CoCO3 + C5H8O2 = Co(C5H8O2)3 + H2O + CO2 =>
12 CoCO3 + 37 C5H8O2 = 12 Co(C5H8O2)3 + 4 H2O + 17 CO2
P + F2 = PF3 =>
2 P + 3 F2 = 2 PF3
AgBrO3 = AgBr + O2 =>
2 AgBrO3 = 2 AgBr + 3 O2
Ca(NO3)2 + NH3 = CaH2 + N(NO3)3 =>
3 Ca(NO3)2 + 2 NH3 = 3 CaH2 + 2 N(NO3)3
C5H12O + H2SO4 + NaBr = C5H11Br + Na2SO4 + H2O =>
2 C5H12O + H2SO4 + 2 NaBr = 2 C5H11Br + Na2SO4 + 2 H2O
Fe203 + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe203 + 812 HNO3 = 203 Fe(NO3)3 + 203 NO + 406 H2O
Li2S(s) = Li(s) + S8(s) =>
8 Li2S(s) = 16 Li(s) + S8(s)
Fe2O3 + NaOH + H2O = Na[Fe(OH)4] =>
Fe2O3 + 2 NaOH + 3 H2O = 2 Na[Fe(OH)4]
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
FeBr3 + H2O = FeOBr + HBr =>
FeBr3 + H2O = FeOBr + 2 HBr
CoCO3 + C5H8O2 = Co(C5H8O2)2 + H2O + CO2 =>
12 CoCO3 + 25 C5H8O2 = 12 Co(C5H8O2)2 + 4 H2O + 17 CO2
CrBr3(aq) + K3PO4(aq) = CrPO4(s) + KBr(aq) =>
CrBr3(aq) + K3PO4(aq) = CrPO4(s) + 3 KBr(aq)
P + F2 = P2F5 =>
4 P + 5 F2 = 2 P2F5
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H4Cl2 + KOH = KCl + C2H2 + H2O =>
C2H4Cl2 + 2 KOH = 2 KCl + C2H2 + 2 H2O
MnSO4 + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + Na2SO4 + CO2 =>
MnSO4 + 2 Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + Na2SO4 + 2 CO2
Ca(NO3)2 + NH3 = CaNH3 + NO3 =>
Ca(NO3)2 + NH3 = CaNH3 + 2 NO3
MgBr2(l) = Mg(l) + Br2(l) =>
MgBr2(l) = Mg(l) + Br2(l)
Cr2O3 + NO3{-} + H2O = CrO42{-} + NO2{-} + H{+} =>
Cr2O3 + 80.000000000001NO3{-} + H2O = 2 CrO42{-} + 80.000000000001NO2{-} + 2 H{+}
FeBr3 + H2O = Fe(OH)2Br + HBr =>
FeBr3 + 2 H2O = Fe(OH)2Br + 2 HBr
Cf(OH)3 = Cf2O3 + H2O =>
2 Cf(OH)3 = Cf2O3 + 3 H2O
CoCO3 + C5H8O2 = Co(C5H7O2)2 + H2O + CO2 =>
CoCO3 + 2 C5H8O2 = Co(C5H7O2)2 + H2O + CO2
FeCl3 + FeSO4 = Fe(SO4)3 + FeCl2 =>
4 FeCl3 + 3 FeSO4 = Fe(SO4)3 + 6 FeCl2
CH4 + H2O = CO + (H2) =>
CH4 + H2O = CO + 3(H2)
NH3 + NO2 = N2O + H2O =>
6 NH3 + 8 NO2 = 7 N2O + 9 H2O
CuCO3H2O(s) = CuO(s) + CO2(g) + H2O(g) =>
CuCO3H2O(s) = CuO(s) + CO2(g) + H2O(g)
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