| Équations équilibrées la veille |
CrS(aq) + 2 HBr(aq) = CrBr2(aq) + H2S(aq)
C5H7O2N + O2 = CO2 + H2O + N2 =>
4 C5H7O2N + 23 O2 = 20 CO2 + 14 H2O + 2 N2
I8 + O2 = IO4 =>
I8 + 16 O2 = 8 IO4
CF4 + F2Cl2 = CCl2 + F8 =>
4 CF4 + 4 F2Cl2 = 4 CCl2 + 3 F8
ZnO + Pb = PbO2 + Zn =>
2 ZnO + Pb = PbO2 + 2 Zn
BaCl2*6H2O + AgNO3 = AgCl + Ba(NO3)2 + H2O =>
BaCl2*6H2O + 2 AgNO3 = 2 AgCl + Ba(NO3)2 + 6 H2O
Cu + VO2{+} + H{+} = Cu2{+} + VO{2+} + H2O =>
2 Cu + VO2{+} + 2 H{+} = Cu2{+} + VO{2+} + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na + HCl = NaCl + H*2 =>
Na + HCl = NaCl + H*2
AgClO3 + SrI2 = SrClO3 + AgI2 =>
AgClO3 + SrI2 = SrClO3 + AgI2
K3[Cr(OH)6] + KClO3 = K2CrO4 + KOH + H2O + KCl =>
2 K3[Cr(OH)6] + KClO3 = 2 K2CrO4 + 2 KOH + 5 H2O + KCl
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
H2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + H2O(l) =>
H2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + 2 H2O(l)
IBr + H2O = O2 + HIBr =>
4 IBr + 2 H2O = O2 + 4 HIBr
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
Br + C12 = BrC13 =>
12 Br + 13 C12 = 12 BrC13
PBr5(s) + H2O(i) = H3PO4(aq) + HBr(aq) =>
PBr5(s) + 4 H2O(i) = H3PO4(aq) + 5 HBr(aq)
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
KMnO4 + HCl + H2C2O4 = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 6 HCl + 5 H2C2O4 = 2 MnCl2 + 10 CO2 + 2 KCl + 8 H2O
Na2SO4(aq) + Cu3(PO4)2(aq) = Na3PO4(aq) + CuSO4(aq) =>
3 Na2SO4(aq) + Cu3(PO4)2(aq) = 2 Na3PO4(aq) + 3 CuSO4(aq)
Ca10(PO4)6(OH)2 = Ca + PO4 + OH =>
Ca10(PO4)6(OH)2 = 10 Ca + 6 PO4 + 2 OH
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CH3CHNH2CN + H2O = CH3CHNH2COOH + NH3 =>
CH3CHNH2CN + 2 H2O = CH3CHNH2COOH + NH3
CuS + NaMnO4 + H2SO4 = CuSO4 + Na2SO3 + MnSO4 + H2O =>
3 CuS + 4 NaMnO4 + 6 H2SO4 = 3 CuSO4 + 2 Na2SO3 + 4 MnSO4 + 6 H2O
Ba(OH)2*8H2O + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2*8H2O + 2 NH4SCN = Ba(SCN)2 + 10 H2O + 2 NH3
SiO2 + CaMg(CO3)2 + H2O = CaCO3 + Mg6Si4O10(OH)8 + CO2 =>
4 SiO2 + 6 CaMg(CO3)2 + 4 H2O = 6 CaCO3 + Mg6Si4O10(OH)8 + 6 CO2
H2S + Br = S + H2Br =>
H2S + Br = S + H2Br
Li3N + H2O = Li + NO3 + H2 =>
Li3N + 3 H2O = 3 Li + NO3 + 3 H2
C12H21N2O3PS + O2 = CO2 + H2O + NO + PS =>
4 C12H21N2O3PS + 67 O2 = 48 CO2 + 42 H2O + 8 NO + 4 PS
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
H3(PO4) + Li(OH) = H2O + Li3(PO4) =>
H3(PO4) + 3 Li(OH) = 3 H2O + Li3(PO4)
CaC4H6O4 + Na2CO3 = CaCO3 + NaC2H3O2 =>
CaC4H6O4 + Na2CO3 = CaCO3 + 2 NaC2H3O2
CuSO4*5H2O + K2C2O4*H2O = K2Cu(C2O4)2*2H2O + SO4{-2} + K{+} + H2O =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2Cu(C2O4)2*2H2O + SO4{-2} + 2 K{+} + 5 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg(NO3)2 + C6H8O7 = MgO + CO2 + H2O + N2 =>
9 Mg(NO3)2 + 5 C6H8O7 = 9 MgO + 30 CO2 + 20 H2O + 9 N2
P2O3 + Na = NaO + P =>
P2O3 + 3 Na = 3 NaO + 2 P
As2O5 + NaOH = H2O + Na3AsO4 =>
As2O5 + 6 NaOH = 3 H2O + 2 Na3AsO4
O3 + Br = BrO3 =>
O3 + Br = BrO3
Pb(s) + S8(s) = PbS2 =>
4 Pb(s) + S8(s) = 4 PbS2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH4H2PO4 + MnSO4 = NH4MnPO4 + H2SO4 =>
NH4H2PO4 + MnSO4 = NH4MnPO4 + H2SO4
(CH3)2NH2 + O2 = CO2 + H2O + N2 =>
2(CH3)2NH2 + 8 O2 = 4 CO2 + 8 H2O + N2
SO3{2-} + OH{-} = SO4{2-} + e + H2O =>
SO3{2-} + 2 OH{-} = SO4{2-} + 2e + H2O
CH3COOH + CaCO3 = (CH3COOH)2Ca + CO2 + H2O =>
9 CH3COOH + 4 CaCO3 = 4(CH3COOH)2Ca + 6 CO2 + 2 H2O
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
Cr2(SO4)3 + (NH4)2S + H2O = Cr(OH)3 + (NH4)2SO4 + H2S =>
Cr2(SO4)3 + 3(NH4)2S + 6 H2O = 2 Cr(OH)3 + 3(NH4)2SO4 + 3 H2S
Fe + Cl2 + KSCN = Fe(SCN)3 + KCl =>
2 Fe + 3 Cl2 + 6 KSCN = 2 Fe(SCN)3 + 6 KCl
PbNO3 + KSO4 = PbSO4 + KNO3 =>
PbNO3 + KSO4 = PbSO4 + KNO3
BaCl2 + Ca(OH)2 = Ba(OH)2 + Cl2Ca =>
BaCl2 + Ca(OH)2 = Ba(OH)2 + Cl2Ca
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Équations équilibrées sur01/05/25
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