| Équations équilibrées la veille |
Cr + 2 OH = Cr(OH)2
Sr(NO3)2 + (NH4)2CO3 = SrCO3(s) + NH4NO3(s) =>
Sr(NO3)2 + (NH4)2CO3 = SrCO3(s) + 2 NH4NO3(s)
FeCl3 + H2O = Fe2O3 + HCl =>
2 FeCl3 + 3 H2O = Fe2O3 + 6 HCl
C6H12O + Na2Cr2O7 = C6H12O2 + NaCr =>
7 C6H12O + Na2Cr2O7 = 7 C6H12O2 + 2 NaCr
CrCl3H12O6 = Cr2O3 + HCl + H2O =>
2 CrCl3H12O6 = Cr2O3 + 6 HCl + 9 H2O
NH4Cl + Cl = HCl + NCl =>
NH4Cl + 4 Cl = 4 HCl + NCl
AgNO3 + K2CrO4 + H2O = AgCrO2 + K2N + OH =>
AgNO3 + K2CrO4 + 5 H2O = AgCrO2 + K2N + 10 OH
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
S2O3{2-} + ClO3{-} + H2O = SO4{2-} + Cl{-} + H{+} =>
3 S2O3{2-} + 4 ClO3{-} + 3 H2O = 6 SO4{2-} + 4 Cl{-} + 6 H{+}
K2S + Mg(C2H3O2)2 = KC2H3O2 + MgS =>
K2S + Mg(C2H3O2)2 = 2 KC2H3O2 + MgS
FeSO4 + HNO3(kons) = NO + Fe2(SO4)3 + Fe(NO3)3 + H2O =>
3 FeSO4 + 4 HNO3(kons) = NO + Fe2(SO4)3 + Fe(NO3)3 + 2 H2O
Mg + O2 = MgO = Mg + O2 = MgO2 =>
2 Mg + O2 = 2 MgO
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
Cd(NO3)2 + Na2S = CdS + NaNO3 =>
Cd(NO3)2 + Na2S = CdS + 2 NaNO3
C2H2 + O2 = C2O4 + OH =>
C2H2 + 3 O2 = C2O4 + 2 OH
Cr(OH)3 + HOAc = Cr(OAc)3 + H2O =>
Cr(OH)3 + 3 HOAc = Cr(OAc)3 + 3 H2O
Cu + NaBr = Na + CuBr =>
Cu + NaBr = Na + CuBr
HCOOH + Ba = (HCOO)2Ba + H2 =>
2 HCOOH + Ba = (HCOO)2Ba + H2
ZnO + NaOH = H2O + Na2ZnO2 =>
ZnO + 2 NaOH = H2O + Na2ZnO2
CuSO4*5H2O + NH4OH = Cu(NH3)4SO4*5H2O + H2O =>
CuSO4*5H2O + 4 NH4OH = Cu(NH3)4SO4*5H2O + 4 H2O
Zn + H3NO4 = Zn2(NO3)2 + H2O + NH2NO3 =>
6 Zn + 8 H3NO4 = 3 Zn2(NO3)2 + 11 H2O + NH2NO3
Br2 + C3H6 = C3H6Br2 =>
Br2 + C3H6 = C3H6Br2
Fe + Pb(NO3)2 = Pb + Fe3NO3 =>
6 Fe + Pb(NO3)2 = Pb + 2 Fe3NO3
Ammonia + water = NH4OH =>
NH3 + H2O = NH4OH
H3(PO4) + Cu(SO4)*5H2O = H2(SO4) + Cu3(PO4)2 + H2O =>
2 H3(PO4) + 3 Cu(SO4)*5H2O = 3 H2(SO4) + Cu3(PO4)2 + 15 H2O
NiSO4 + NaOH = Ni[OH]2 + Na2SO4 =>
NiSO4 + 2 NaOH = Ni[OH]2 + Na2SO4
C6H14 + Br = C6H14Br =>
C6H14 + Br = C6H14Br
B1F3 + Li2S1O3 = B2S3O9 + Li1F1 =>
2 B1F3 + 3 Li2S1O3 = B2S3O9 + 6 Li1F1
Na(OH)2 + KHP = H2O + Na + KP =>
Na(OH)2 + 2 KHP = 2 H2O + Na + 2 KP
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(aq) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(aq) + 10 H2O(l)
CH3CH(OH) + CuO = CH3COH + Cu + H2O =>
2 CH3CH(OH) + CuO = 2 CH3COH + Cu + H2O
CrO3 + H2S = Cr2SO3 + H2O + S =>
2 CrO3 + 3 H2S = Cr2SO3 + 3 H2O + 2 S
Mg + HCI = MgCI1 + H2 =>
2 Mg + 2 HCI = 2 MgCI1 + H2
Zn + K3[Fe(CN)6] + H2SO4 = Zn2[Fe(CN)6] + H2 + K2SO4 =>
4 Zn + 2 K3[Fe(CN)6] + 3 H2SO4 = 2 Zn2[Fe(CN)6] + 3 H2 + 3 K2SO4
NH4NO3 + C17H36 = N2 + CO2(g) + H2O =>
52 NH4NO3 + C17H36 = 52 N2 + 17 CO2(g) + 122 H2O
H3PO4 + Fe = FePO4 + H3 =>
H3PO4 + Fe = FePO4 + H3
Mg3B2 + H2O = Mg(OH)2 + BH3 =>
Mg3B2 + 6 H2O = 3 Mg(OH)2 + 2 BH3
K2S + Ba(NO3)2 = KNO3 + BaS =>
K2S + Ba(NO3)2 = 2 KNO3 + BaS
MnO2 + NaNO2 = Na2MnO4 + NO =>
MnO2 + 2 NaNO2 = Na2MnO4 + 2 NO
Cu2(SO4) + O2 + H2O = Cu(OH)2 + H2SO4 =>
2 Cu2(SO4) + O2 + 6 H2O = 4 Cu(OH)2 + 2 H2SO4
ZnO + K2S + H2O = ZnS + KOH =>
ZnO + K2S + H2O = ZnS + 2 KOH
CuCl2 + BaCl2 = CuCl4 + Ba =>
CuCl2 + BaCl2 = CuCl4 + Ba
SO3 + H2S = SO2 + H2SO4 =>
4 SO3 + H2S = 4 SO2 + H2SO4
Mg + HCl = (MgCl2) + H2 =>
Mg + 2 HCl = (MgCl2) + H2
Al(NO3)3*9H2O + Cr(NO3)3*6H2O + CO(NH2)2 = AlCrO3 + H2O + N2 + CO2 =>
Al(NO3)3*9H2O + Cr(NO3)3*6H2O + 5 CO(NH2)2 = AlCrO3 + 25 H2O + 8 N2 + 5 CO2
H2O + NaHCO3 = CO2 + Na2CO3*10H2O =>
9 H2O + 2 NaHCO3 = CO2 + Na2CO3*10H2O
K2CO3 + H3PO4 = H2CO3 + K3PO4 =>
3 K2CO3 + 2 H3PO4 = 3 H2CO3 + 2 K3PO4
KI + Na2S = K2S + Na2I + I2 =>
4 KI + 2 Na2S = 2 K2S + 2 Na2I + I2
HI(aq) + K2SO3(s) = H2SO3(aq) + IK(s) =>
2 HI(aq) + K2SO3(s) = H2SO3(aq) + 2 IK(s)
SiCl4(l) + H2O(l) = HCl(aq) + SiO2 =>
SiCl4(l) + 2 H2O(l) = 4 HCl(aq) + SiO2
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Équations équilibrées sur12/11/24
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