| Équations équilibrées la veille |
BaCl2 + K2O = BaO + 2 KCl
Na2O + S = NaS + O =>
Na2O + 2 S = 2 NaS + O
(H2O2)(l) = H2O(l) + O2(g) =>
2(H2O2)(l) = 2 H2O(l) + O2(g)
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
HNO3*H2O + NaNO2 + (CH2)6N4 = H2O + (CH2)3N3(NO)3 + NaNO3 =>
8 HNO3*H2O + 14 NaNO2 + (CH2)6N4 = 12 H2O + 2(CH2)3N3(NO)3 + 14 NaNO3
H2SeO2 + Bi(OH)5 = Bi2(SeO2)5 + H2O =>
5 H2SeO2 + 2 Bi(OH)5 = Bi2(SeO2)5 + 10 H2O
HCOOH + MgCO3 = (HCOO)2Mg + H2O + CO2 =>
2 HCOOH + MgCO3 = (HCOO)2Mg + H2O + CO2
Cu + NaF = CuF + Na =>
Cu + NaF = CuF + Na
HI(aq) + Pb(C2H3O2)2(aq) = PbI2(s) + HC2H3O2(aq) =>
2 HI(aq) + Pb(C2H3O2)2(aq) = PbI2(s) + 2 HC2H3O2(aq)
(Cd(NH3)6)SO4 + CS(NH2)2 + H2O = CdS + NH3 + CO2 + SO2 =>
3(Cd(NH3)6)SO4 + 4 CS(NH2)2 + 4 H2O = 3 CdS + 26 NH3 + 4 CO2 + 4 SO2
Cu3PO4 + KMnO4 = Cu3MnO4 + KPO4 =>
Cu3PO4 + KMnO4 = Cu3MnO4 + KPO4
HCl(aq) + Ba(OH)2(aq) = BaCl2(s) + H2O =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(s) + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H14O + C4H6O3 = C8H16O2 + C2H4O2 =>
C6H14O + C4H6O3 = C8H16O2 + C2H4O2
Se + HNO3 = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3 = H2SeO3 + 4 NO2 + H2O
Cr2O7{-2} + Fe{2} + H{+} = Cr{3} + Fe{3} + H2O =>
Cr2O7{-2} + 6 Fe{2} + 14 H{+} = 2 Cr{3} + 6 Fe{3} + 7 H2O
Ag(s) + FeCl3(aq) = Fe + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe + 3 AgCl
Hg2(Na2S2O3)2 + HNO3 = Hg2(NO3)2 + HNa2S2O3 =>
Hg2(Na2S2O3)2 + 2 HNO3 = Hg2(NO3)2 + 2 HNa2S2O3
Na3V(SCN)6 + Hg2(NO3)2 = Hg2(SCN)2 + V(NO3)3 + NaNO3 =>
Na3V(SCN)6 + 3 Hg2(NO3)2 = 3 Hg2(SCN)2 + V(NO3)3 + 3 NaNO3
CaHPO4 + Ba(OH)2 = Ca3(PO4)2 + Ba3(PO4)2 + H2O =>
6 CaHPO4 + 3 Ba(OH)2 = 2 Ca3(PO4)2 + Ba3(PO4)2 + 6 H2O
NH2CH2COOH + CH3NH2 = NH2CH2COONH3CH3 =>
NH2CH2COOH + CH3NH2 = NH2CH2COONH3CH3
La2O3 = La + O =>
La2O3 = 2 La + 3 O
C2H2 + HBr = C2H4Br2 =>
C2H2 + 2 HBr = C2H4Br2
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + C3H7O + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 C3H7OH = Cr2(SO4)3 + K2SO4 + 6 C3H7O + 7 H2O
KBr + Cl2 + NaOH = KBrO3 + NaCl + H2O =>
KBr + 3 Cl2 + 6 NaOH = KBrO3 + 6 NaCl + 3 H2O
MoS2 + PbO2 + HNO3 = H2MoO4 + H2SO4 + Pb(NO3)2 + H2O =>
MoS2 + 9 PbO2 + 18 HNO3 = H2MoO4 + 2 H2SO4 + 9 Pb(NO3)2 + 6 H2O
BaCl2 + NaHCO3 = Ba(HCO3)2(aq) + NaCl(aq) =>
BaCl2 + 2 NaHCO3 = Ba(HCO3)2(aq) + 2 NaCl(aq)
NH3(aq) + CO2(aq) = CO(NH2)2(aq) + H2O(aq) =>
2 NH3(aq) + CO2(aq) = CO(NH2)2(aq) + H2O(aq)
Na3BO3 + H2O = H3BO3 + NaOH =>
Na3BO3 + 3 H2O = H3BO3 + 3 NaOH
Cs(s) + N2(g) = Cs3N(s) =>
6 Cs(s) + N2(g) = 2 Cs3N(s)
Cu(NO3)2*3H2O + Al(NO3)3*9H2O + Na2CO3 = CuOAl2O3 + Na(NO3) + CO2 + H2O =>
Cu(NO3)2*3H2O + 2 Al(NO3)3*9H2O + 4 Na2CO3 = CuOAl2O3 + 8 Na(NO3) + 4 CO2 + 21 H2O
CaF2*Ca3(PO4)2 + H2SO4 + H2O = H3PO4 + HF + CaSO4*2H2O =>
CaF2*Ca3(PO4)2 + 4 H2SO4 + 8 H2O = 2 H3PO4 + 2 HF + 4 CaSO4*2H2O
C2Cl4 + Fe + H{+} = C2H4 + Cl{-} + Fe{+2} =>
C2Cl4 + 4 Fe + 4 H{+} = C2H4 + 4 Cl{-} + 4 Fe{+2}
NaNO2 + Br2 + NaOH = NaNO3 + HBr + NaBr =>
NaNO2 + Br2 + NaOH = NaNO3 + HBr + NaBr
Na3PO4 + CrCl3 = Na3Cl3 + CrPO4 =>
Na3PO4 + CrCl3 = Na3Cl3 + CrPO4
BaCO3WO3 = CO2BaWO4 =>
BaCO3WO3 = CO2BaWO4
NaCO3 + HCl = NaCl2 + H2CO3 =>
NaCO3 + 2 HCl = NaCl2 + H2CO3
Cu + S = Cu4S2 =>
4 Cu + 2 S = Cu4S2
Cu2 + H2SO4 = Cu2SO4 + H2O + SO =>
2 Cu2 + 3 H2SO4 = 2 Cu2SO4 + 3 H2O + SO
FeS + H3PO4 = Fe3(PO4)2 + H2S =>
3 FeS + 2 H3PO4 = Fe3(PO4)2 + 3 H2S
U2 + O2 = UO3 =>
U2 + 3 O2 = 2 UO3
C9H6OH + O2 = CO2 + H2O =>
4 C9H6OH + 41 O2 = 36 CO2 + 14 H2O
KClO3 + Hg + H2SO4 = KCl + HgSO4 + H2O =>
KClO3 + 3 Hg + 3 H2SO4 = KCl + 3 HgSO4 + 3 H2O
Cu2S(S) + S8(S) = CuS(S) =>
9 Cu2S(S) + 2 S8(S) = 18 CuS(S)
HBrO3 + Na(OH) = Na(BrO3) + H2O =>
HBrO3 + Na(OH) = Na(BrO3) + H2O
Cu(NO3)2 + (Na2)2CO3 = CuCO3 + Na2NO3 =>
Cu(NO3)2 + (Na2)2CO3 = CuCO3 + 2 Na2NO3
Ti + S = Ti2S4 =>
2 Ti + 4 S = Ti2S4
AgNo3(aq) + Na2SO4(aq) = Ag2SO4 + NaNo3(aq) =>
2 AgNo3(aq) + Na2SO4(aq) = Ag2SO4 + 2 NaNo3(aq)
HCl + CH4O + K2Cr2O7 = KCl + CH2O + H2O + CrCl3 =>
8 HCl + 3 CH4O + K2Cr2O7 = 2 KCl + 3 CH2O + 7 H2O + 2 CrCl3
C13H9N3O5 + O2 = CO2 + H2O + N2 =>
4 C13H9N3O5 + 51 O2 = 52 CO2 + 18 H2O + 6 N2
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