| Équations équilibrées la veille |
2 C8H20Pb + 27 O2 = 2 PbO + 16 CO2 + 20 H2O
HgCr2O7 + SnCl2 + HCl = HgCl2 + SnCl4 + CrCl3 + H2O =>
HgCr2O7 + 3 SnCl2 + 14 HCl = HgCl2 + 3 SnCl4 + 2 CrCl3 + 7 H2O
C7H116 + O2 = CO2 + H2O =>
C7H116 + 36 O2 = 7 CO2 + 58 H2O
FeCl3 + Ag3N = FeN + AgCl =>
FeCl3 + Ag3N = FeN + 3 AgCl
VOBr3 + H2O = V2O5 + HBr =>
2 VOBr3 + 3 H2O = V2O5 + 6 HBr
Na3N + CaBr2 = NaBr + Ca3N2 =>
2 Na3N + 3 CaBr2 = 6 NaBr + Ca3N2
Ca2(SO4)2 = Ca2O2 + S2(O2)2 + O2 =>
Ca2(SO4)2 = Ca2O2 + S2(O2)2 + O2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Fe2P + FeS2 = FeS + P4S10 =>
4 Fe2P + 18 FeS2 = 26 FeS + P4S10
KNaC4H4O6*4H2O + CaCl2*6H2O = CaC4H4O6*4H2O + NaCl + KCl + H2O =>
KNaC4H4O6*4H2O + CaCl2*6H2O = CaC4H4O6*4H2O + NaCl + KCl + 6 H2O
Si2(Cr2O7)4 + NaCl = Na2Cr2O7 + SiCl4 =>
Si2(Cr2O7)4 + 8 NaCl = 4 Na2Cr2O7 + 2 SiCl4
PbO2 + Cr2(SO4)3 + KOH = K2CrO4 + PbSO4 + H2O =>
3 PbO2 + Cr2(SO4)3 + 4 KOH = 2 K2CrO4 + 3 PbSO4 + 2 H2O
NaCl2(s) + NaOH = Na(OH)3(s) + NaCl(aq) =>
2 NaCl2(s) + 3 NaOH = Na(OH)3(s) + 4 NaCl(aq)
C8H8COOH + O2 = CO2 + H2O =>
4 C8H8COOH + 41 O2 = 36 CO2 + 18 H2O
CaCO3 + Zn3N2 = CaN2 + Zn3CO3 =>
CaCO3 + Zn3N2 = CaN2 + Zn3CO3
SnCl2 + KMnO4 + NaOH = MnO2 + Na2SnO3 + NaCl + KCl + H2O =>
3 SnCl2 + 2 KMnO4 + 10 NaOH = 2 MnO2 + 3 Na2SnO3 + 4 NaCl + 2 KCl + 5 H2O
NaOH + ZnCl = ZnOH + NaCl =>
NaOH + ZnCl = ZnOH + NaCl
K + I2 = KI =>
2 K + I2 = 2 KI
BaCO3 + Al2O3 = Al2(CO3)3 + BaO =>
3 BaCO3 + Al2O3 = Al2(CO3)3 + 3 BaO
C4H10Br2 + KOH = C4H8 + KBr + H2O =>
C4H10Br2 + 2 KOH = C4H8 + 2 KBr + 2 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
K3N + HCl = KCl + NH4Cl =>
K3N + 4 HCl = 3 KCl + NH4Cl
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Na2[Pb(OH)4] + H2S = Na2S + PbS + H2O =>
Na2[Pb(OH)4] + 2 H2S = Na2S + PbS + 4 H2O
Li2 + H2O = Li(OH) + H2 =>
Li2 + 2 H2O = 2 Li(OH) + H2
KNO3 + Mg = Mg(NO3) + K =>
KNO3 + Mg = Mg(NO3) + K
HNO3 + Ca(OH)2 = H(HO)2 + Ca(NO3) =>
HNO3 + Ca(OH)2 = H(HO)2 + Ca(NO3)
KMnO4 + KHSO3 + NaOH = K2MnO4 + NaHSO3 + K2SO4 + H2O =>
2 KMnO4 + 4 KHSO3 + 3 NaOH = 2 K2MnO4 + 3 NaHSO3 + K2SO4 + 2 H2O
C256H381 + N65O79S6 = C256H381N65O79S6 =>
C256H381 + N65O79S6 = C256H381N65O79S6
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn =>
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn
SO3 + P4 = P4O10 + SO2 =>
10 SO3 + P4 = P4O10 + 10 SO2
AgCl + HCl = AgH + Cl =>
AgCl + HCl = AgH + 2 Cl
HgSO4 + Cl = Cl2(SO4)3 + Hg =>
3 HgSO4 + 2 Cl = Cl2(SO4)3 + 3 Hg
SN + Cl2 = SNCl4 =>
SN + 2 Cl2 = SNCl4
Cu2S2 + O2 = CuO + SO2 =>
Cu2S2 + 3 O2 = 2 CuO + 2 SO2
NH3(aq) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(aq) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
K + I = KI =>
K + I = KI
Pb(NO3)2(aq) + FeBr2(aq) = PbBr2(s) + Fe(NO3)2(aq) =>
Pb(NO3)2(aq) + FeBr2(aq) = PbBr2(s) + Fe(NO3)2(aq)
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
KBr + K2Cr2O7 + H2SO4 = Br2 + K2SO4 + Cr2SO4 + H2O =>
10 KBr + K2Cr2O7 + 7 H2SO4 = 5 Br2 + 6 K2SO4 + Cr2SO4 + 7 H2O
FeCl2 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4Cl2 =>
FeCl2 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4Cl2
CHHHCHHCCHHHHOH + OO = HHO + CHHCHHHCHHCHO =>
2 CHHHCHHCCHHHHOH + OO = 2 HHO + 2 CHHCHHHCHHCHO
SrO + Cr2O3 + IrO2 + KClO4 = Sr2CrIrO6 + KCl =>
16 SrO + 4 Cr2O3 + 8 IrO2 + KClO4 = 8 Sr2CrIrO6 + KCl
C6H8O7 + NH3 = (NH4)3C6H5O7 =>
C6H8O7 + 3 NH3 = (NH4)3C6H5O7
Ag{+} + NH3 = (Ag(NH3)2){+} =>
Ag{+} + 2 NH3 = (Ag(NH3)2){+}
NaOH + KSCN = NaSCN + KOH =>
NaOH + KSCN = NaSCN + KOH
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Co(OH)3 + H4P2O5 = Co4(P2O5)3 + H2O =>
4 Co(OH)3 + 3 H4P2O5 = Co4(P2O5)3 + 12 H2O
Li + Cu2O = Li2O + Cu =>
2 Li + Cu2O = Li2O + 2 Cu
C6H8O7 + NH3 = (NH4)2HC6H5O7 =>
C6H8O7 + 2 NH3 = (NH4)2HC6H5O7
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Équations équilibrées sur12/10/24
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