| Équations équilibrées la veille |
2 Ca3(PO4)2(s) + 6 SIO2(s) + 10 C(s) = P4(g) + 6 CaSIO3(s) + 10 CO(g)
Br2 + H2O = HBr + HBrO4 =>
4 Br2 + 4 H2O = 7 HBr + HBrO4
PbL2 = Pb + L =>
PbL2 = Pb + 2 L
Cu2S + O2 + CaCO3 = CuO + CO2 + CaSO4 =>
2 Cu2S + 5 O2 + 2 CaCO3 = 4 CuO + 2 CO2 + 2 CaSO4
H6C12O6 + O2 = CO2 + H2O =>
2 H6C12O6 + 21 O2 = 24 CO2 + 6 H2O
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
Ca(OH)2(NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2(NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Pb(NO3)2 + ZnSO4 = PbSO4 + Zn(NO3)2 =>
Pb(NO3)2 + ZnSO4 = PbSO4 + Zn(NO3)2
CaCl2(aq) + KI(aq) = CaI2(aq) + KCl(s) =>
CaCl2(aq) + 2 KI(aq) = CaI2(aq) + 2 KCl(s)
NaCl(g) + H2O(g) = NaOH(g) + Cl2(g) + H2(g) =>
2 NaCl(g) + 2 H2O(g) = 2 NaOH(g) + Cl2(g) + H2(g)
KMnO4 + K2CO3 = K2MnO4 + O2 + CO2 =>
4 KMnO4 + 2 K2CO3 = 4 K2MnO4 + O2 + 2 CO2
CH3CCH + O2 = CO2 + H2O =>
CH3CCH + 4 O2 = 3 CO2 + 2 H2O
CsI + CuI = CsCu2I3 =>
CsI + 2 CuI = CsCu2I3
Pb(CSNH2)2 + HNO3 = Pb(NO3)2 + HCSNH2 =>
Pb(CSNH2)2 + 2 HNO3 = Pb(NO3)2 + 2 HCSNH2
NH4HF2 + SiO2 = (NH4)2SiF6 + NH4OH + H2O =>
3 NH4HF2 + SiO2 = (NH4)2SiF6 + NH4OH + H2O
Pb(NO3)2 + K2SO4 = K2(NO3)2 + PbSO4 =>
Pb(NO3)2 + K2SO4 = K2(NO3)2 + PbSO4
NaSO3 + BaOH = NaOH + BaSO3 =>
NaSO3 + BaOH = NaOH + BaSO3
SnSO4 + H2SeO3 + H2SO4 = Se + Sn(SO4)2 + H2O =>
2 SnSO4 + H2SeO3 + 2 H2SO4 = Se + 2 Sn(SO4)2 + 3 H2O
XMg + XHCl = XMgCl + XH =>
XMg + XHCl = XMgCl + XH
C3H7 + CuO = C3H6O + Cu + H2O =>
2 C3H7 + 3 CuO = 2 C3H6O + 3 Cu + H2O
Ca(CO2)2 = CaO + C2O3 =>
Ca(CO2)2 = CaO + C2O3
Al3Zr4 + Zr = Al2Zr3 =>
2 Al3Zr4 + Zr = 3 Al2Zr3
MnSO4 + KNO3 + Na2CO3 = Na3MnO4 + KNO2 + CO2 + Na2SO4 =>
2 MnSO4 + 3 KNO3 + 5 Na2CO3 = 2 Na3MnO4 + 3 KNO2 + 5 CO2 + 2 Na2SO4
HCOH + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + CrSO4 + H2O =>
2 HCOH + K2Cr2O7 + 3 H2SO4 = 2 CO2 + K2SO4 + 2 CrSO4 + 5 H2O
NaOH + Ba(No3)2 = Na(No3)2 + BaOH =>
NaOH + Ba(No3)2 = Na(No3)2 + BaOH
KMnO4 + HCl = Cl2 + KCl + MnCl2 + (H2O) =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 2 MnCl2 + 8(H2O)
KF + MnF2 = K4MnF6 =>
4 KF + MnF2 = K4MnF6
K2CO3 + C2H4O2 = KC2H3O + H2O + CO2 =>
2 K2CO3 + 5 C2H4O2 = 4 KC2H3O + 4 H2O + 4 CO2
CaI2 + Pb{+2} = PbI2 + Ca{+2} =>
CaI2 + Pb{+2} = PbI2 + Ca{+2}
KAuCl4 = KCl + Au + Cl =>
KAuCl4 = KCl + Au + 3 Cl
CH3CH2Cl + NaOH = CH3CHCH2 + H2O + NaCl =>
3 CH3CH2Cl + 3 NaOH = 2 CH3CHCH2 + 3 H2O + 3 NaCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HIO + NaI = NaIO + H2O + I2 =>
2 HIO + NaI = NaIO + H2O + I2
C2H5OH + K2Cr2O7 + H2SO4 = H4C2O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 H4C2O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Al(s) + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al(s) + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
Zn(s) + Cu2SO4(aq) = ZnSO4(aq) + Cu(s) =>
Zn(s) + Cu2SO4(aq) = ZnSO4(aq) + 2 Cu(s)
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
NaHCO3(s) + CH3COOH(aq) = CH3COONa(s) + CO2(aq) + H2O(l) =>
NaHCO3(s) + CH3COOH(aq) = CH3COONa(s) + CO2(aq) + H2O(l)
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Pd(OH)2 + NaOH = Na2[Pd(OH)4] =>
Pd(OH)2 + 2 NaOH = Na2[Pd(OH)4]
Al + H2O = Al2O3 + H3 =>
2 Al + 3 H2O = Al2O3 + 2 H3
NH2 + H2O = NH3 + NO =>
5 NH2 + H2O = 4 NH3 + NO
C34H6 + O2 = CO2 + H2O =>
2 C34H6 + 71 O2 = 68 CO2 + 6 H2O
KCl + CrCl3 + Cl2 + H2O = K2Cr2O7 + HCl =>
2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O = K2Cr2O7 + 14 HCl
CC6H14 + O2 = CO2 + H2O =>
2 CC6H14 + 21 O2 = 14 CO2 + 14 H2O
NiO + Al2O3 = NiAl2O4 =>
NiO + Al2O3 = NiAl2O4
Co + KF = CoF2 + K =>
Co + 2 KF = CoF2 + 2 K
Cu(SO4) + NH4OH = Cu(OH)2 + (NH4)2(SO4) =>
Cu(SO4) + 2 NH4OH = Cu(OH)2 + (NH4)2(SO4)
Li2CO3 + NH4H2PO4 + ZnO = Li2ZnP2O7 + NH3 + CO2 + H2O =>
Li2CO3 + 2 NH4H2PO4 + ZnO = Li2ZnP2O7 + 2 NH3 + CO2 + 3 H2O
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