| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 2 H2O + 2 NaHO = 2 NaAlO2 + 3 H2
HClO3 + CuNO3 = CuClO3 + HNO3 =>
HClO3 + CuNO3 = CuClO3 + HNO3
Fe + K2Cr2O7 = CrO + FeO + K =>
5 Fe + K2Cr2O7 = 2 CrO + 5 FeO + 2 K
NH3 + O2 = OH3 + N2 =>
2 NH3 + O2 = 2 OH3 + N2
KOH + Al(NO3) = KNO3 + AlOH =>
KOH + Al(NO3) = KNO3 + AlOH
Na + CaO = NaCaO =>
Na + CaO = NaCaO
K4FeCN6 + K2CrO7 + HCl = KCl + FeCl3 + CrCl3 + CO2 + NO + H2O =>
9 K4FeCN6 + 23 K2CrO7 + 178 HCl = 82 KCl + 9 FeCl3 + 23 CrCl3 + 9 CO2 + 54 NO + 89 H2O
NaOH + PbO2 + Cr(OH)3 = Na2[Pb(OH)2] + Na2CrO4 + H2O =>
14 NaOH + 3 PbO2 + 4 Cr(OH)3 = 3 Na2[Pb(OH)2] + 4 Na2CrO4 + 10 H2O
OH + Ba = Ba(OH) =>
OH + Ba = Ba(OH)
Ca(OH)2 + Cl2 = Ca(ClO2)2 + CaCl2 + HCl =>
2 Ca(OH)2 + 4 Cl2 = Ca(ClO2)2 + CaCl2 + 4 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
P4O12 + H2O = H2PO4 =>
P4O12 + 4 H2O = 4 H2PO4
C2H2 + NaH = Na2C2 + H2 =>
C2H2 + 2 NaH = Na2C2 + 2 H2
HgO + CO = HgCO2 =>
HgO + CO = HgCO2
Cr2(SO4)3 + SClO3 + KOH = K2CrO4 + K2SO4 + KCl + H2O =>
Cr2(SO4)3 + 6 SClO3 + 28 KOH = 2 K2CrO4 + 9 K2SO4 + 6 KCl + 14 H2O
KMnO4 + (COOH)2 = Mn + CO2 + H2O + K =>
KMnO4 + 4(COOH)2 = Mn + 8 CO2 + 4 H2O + K
CCl4 + O2 = CO + OCl2 =>
2 CCl4 + 3 O2 = 2 CO + 4 OCl2
FeS + HNO3 = S + NO2 + Fe(NO3)2 + H2O =>
FeS + 4 HNO3 = S + 2 NO2 + Fe(NO3)2 + 2 H2O
Au3AsO4 + CaSO4 = Ca3(AsO4)2 + Au2SO4 =>
2 Au3AsO4 + 3 CaSO4 = Ca3(AsO4)2 + 3 Au2SO4
KBr = K + Br = O2 =>
KBr = K + Br
Na2S + Co(No3)2 = Na2SCo(No3)2 =>
Na2S + Co(No3)2 = Na2SCo(No3)2
Sr(N3)2 + P3N5 + HPN2 = SrH4P6N12 + N2 =>
3 Sr(N3)2 + 2 P3N5 + 12 HPN2 = 3 SrH4P6N12 + 8 N2
C14H18N4O3 + H2O2 = CO2 + H2O + HNO3 =>
C14H18N4O3 + 44 H2O2 = 14 CO2 + 51 H2O + 4 HNO3
KOH + H2SO4 + H2O = K2S2O3 + H2O2 =>
2 KOH + 2 H2SO4 + H2O = K2S2O3 + 4 H2O2
CH2CHCH3 + Cl2 = CH2ClCHClCH3 =>
CH2CHCH3 + Cl2 = CH2ClCHClCH3
Ca(OH)2 + H2(SO4) = Ca(SO4) + H2O =>
Ca(OH)2 + H2(SO4) = Ca(SO4) + 2 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
FeC2 + HNO3 = Fe(NO3)2 + NO2 + CO2 + H2O =>
FeC2 + 12 HNO3 = Fe(NO3)2 + 10 NO2 + 2 CO2 + 6 H2O
H3C6H5O7 + NaHCO3 = CH3COONa + H2O + CO2 =>
4 H3C6H5O7 + 9 NaHCO3 = 9 CH3COONa + 7 H2O + 15 CO2
Zn(s) + [HNO3] = Zn(NO3)2 + NH4OH + H2O =>
4 Zn(s) + 9[HNO3] = 4 Zn(NO3)2 + NH4OH + 2 H2O
AgNO03 + K2CrO4 = KNO3 + Ag2CrO4 =>
2 AgNO03 + K2CrO4 = 2 KNO3 + Ag2CrO4
K3PO4 + CaCl2 = Ca3(PO4)2 + K6Cl6 =>
2 K3PO4 + 3 CaCl2 = Ca3(PO4)2 + K6Cl6
NO3H + Mg(OH)2 = (NO3)2Mg + H2O =>
2 NO3H + Mg(OH)2 = (NO3)2Mg + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + Cl2 + H2S = CuS + H2Cl2 =>
Cu + Cl2 + H2S = CuS + H2Cl2
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Fe2P + FeS2 = Fe3S + P4S10 =>
20 Fe2P + 38 FeS2 = 26 Fe3S + 5 P4S10
KOH + C6H14O3 = C6H13O3 + H2O + K =>
KOH + C6H14O3 = C6H13O3 + H2O + K
Rb3PO4(aq) + Ti(NO3)4(aq) = RbNO3(aq) + Ti3(PO4)4(s) =>
4 Rb3PO4(aq) + 3 Ti(NO3)4(aq) = 12 RbNO3(aq) + Ti3(PO4)4(s)
CuS + HNO3 = Cu(NO3)2 + H2SO4 + N2O + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + H2SO4 + N2O + H2O
Zn(s) + HCl(aq) = Zn2Cl3(aq) + H2(g) =>
4 Zn(s) + 6 HCl(aq) = 2 Zn2Cl3(aq) + 3 H2(g)
Na + C4H9OH = NaH + C4H9ONa =>
2 Na + C4H9OH = NaH + C4H9ONa
Ca(NO3)2 + (NH4)2(CO3) = Ca(CO3) + NO3(NH4) =>
Ca(NO3)2 + (NH4)2(CO3) = Ca(CO3) + 2 NO3(NH4)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ra + Cl2 + H2O = RaO2 + HCl =>
Ra + 2 Cl2 + 2 H2O = RaO2 + 4 HCl
KBrO3 + HCl + NH2OH = KCl + HBr + HNO3 + H2O =>
KBrO3 + HCl + NH2OH = KCl + HBr + HNO3 + H2O
HCl = Cl2 + H2 =>
2 HCl = Cl2 + H2
NiSO4(aq) + BaCl2(s) = NiCl2 + BaSO4 =>
NiSO4(aq) + BaCl2(s) = NiCl2 + BaSO4
Hg0(s) = Hg(l) = O2(g) =>
Hg0(s) = Hg(l)
KO + HCl = KCl + HO =>
KO + HCl = KCl + HO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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