| Équations équilibrées la veille |
3 CaCl2 + 2 Li3PO4 = 6 LiCl + Ca3(PO4)2
Ca + H2(CO3) = Ca(CO3) + H2 =>
Ca + H2(CO3) = Ca(CO3) + H2
BiCl3 + SnCl3 + KOH = Bi + K2[Sn(OH)6] + KCl =>
BiCl3 + 3 SnCl3 + 18 KOH = Bi + 3 K2[Sn(OH)6] + 12 KCl
As + Cl2 = AsCl5 =>
2 As + 5 Cl2 = 2 AsCl5
CHCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + H2O + CO2 =>
6 CHCl3 + 5 K2Cr2O7 + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 9 Cl2 + 23 H2O + 6 CO2
NH3(g) + HCl(aq) = NH4Cl(s) =>
NH3(g) + HCl(aq) = NH4Cl(s)
MgS + CuSO4 = CuS + MgSO4 =>
MgS + CuSO4 = CuS + MgSO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + H2SO4 = Al(H2SO4)2 =>
Al + 2 H2SO4 = Al(H2SO4)2
NaOH + Cl2 = NaClO3 + NaCl2 + H2O =>
12 NaOH + 11 Cl2 = 2 NaClO3 + 10 NaCl2 + 6 H2O
MnCl2 + NaOH + O2 = MnO(OH)2 + NaCl =>
2 MnCl2 + 4 NaOH + O2 = 2 MnO(OH)2 + 4 NaCl
B2O3 + Mn = MnO + B =>
B2O3 + 3 Mn = 3 MnO + 2 B
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
CCl3CHO + H2O = CCl3C(OH)2H =>
CCl3CHO + H2O = CCl3C(OH)2H
K2CrO4 + NaNO2 + HCl = CrCl3 + NaNO3 + KCl + H2O =>
2 K2CrO4 + 3 NaNO2 + 10 HCl = 2 CrCl3 + 3 NaNO3 + 4 KCl + 5 H2O
Cu(NO3)2 + Fe2(CO3)3 = CuCO3 + Fe(NO3)3 =>
3 Cu(NO3)2 + Fe2(CO3)3 = 3 CuCO3 + 2 Fe(NO3)3
ZnBr + Na3PO4 = Zn3PO4 + NaBr =>
3 ZnBr + Na3PO4 = Zn3PO4 + 3 NaBr
K2SO4 + AgOH = KOH + Ag2SO4 =>
K2SO4 + 2 AgOH = 2 KOH + Ag2SO4
C6H10O5 + H2 = C2H5O2 + CH4 =>
4 C6H10O5 + 13 H2 = 10 C2H5O2 + 4 CH4
CH3CH2COOH + Na = C2H5COONa + H2 =>
2 CH3CH2COOH + 2 Na = 2 C2H5COONa + H2
H{+} + (Cr2O7){-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + (Cr2O7){-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
HClO4 = H + Cl + O =>
HClO4 = H + Cl + 4 O
H3PO + NaOH = H3OH + NaPO =>
H3PO + NaOH = H3OH + NaPO
CH3CH2OH + H2SO4 + KMnO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 CH3CH2OH + 18 H2SO4 + 12 KMnO4 = 12 MnSO4 + 6 K2SO4 + 10 CO2 + 33 H2O
Mg(OH)3 + H2SO4 = Mg(HSO4)3 + H2O =>
Mg(OH)3 + 3 H2SO4 = Mg(HSO4)3 + 3 H2O
CH2CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH2CHCH2 + KMnO4 + 5 H2O = MnO2 + 3 CH3CH(OH)CH2(OH) + KOH
NH4Cl + AgNO3 = (NH4)(NO3) + AgCl =>
NH4Cl + AgNO3 = (NH4)(NO3) + AgCl
CuSO4Cu(OH)2 + (NH4)2SO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
CuSO4Cu(OH)2 + (NH4)2SO4 + 6 NH4OH = 2[Cu(NH3)4]SO4 + 8 H2O
HOCH2CHOHCH2OH + O2 = CO2 + H2O =>
2 HOCH2CHOHCH2OH + 7 O2 = 6 CO2 + 8 H2O
Ca + NaNO2 = Ca(NO2)2 + Na =>
Ca + 2 NaNO2 = Ca(NO2)2 + 2 Na
FeCr204 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr204 + 816 K2CO3 + 1227 O2 = 816 K2CrO4 + 2 Fe2O3 + 816 CO2
Ca(OH)2 + H2NO3 = CaNO3 + H2O =>
Ca(OH)2 + H2NO3 = CaNO3 + 2 H2O
C2H4N2O6 + Al = CO + H2O + N2 + Al2O3 =>
3 C2H4N2O6 + 4 Al = 6 CO + 6 H2O + 3 N2 + 2 Al2O3
KNaBr = KBrNa =>
KNaBr = KBrNa
Ca(C2H3O2)2 + Na2SO4 = CaSO4 + Na(C2H3O2) =>
Ca(C2H3O2)2 + Na2SO4 = CaSO4 + 2 Na(C2H3O2)
Na(s) + P4(s) = Na3P(s) =>
12 Na(s) + P4(s) = 4 Na3P(s)
H2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl3 + H2O =>
H2Cr2O7 + 3 SnCl2 + 12 HCl = 3 SnCl4 + 2 CrCl3 + 7 H2O
MgO2 + F2 = MgF2 + O2 =>
MgO2 + F2 = MgF2 + O2
B(s) + H2(g) = B2H6(g) =>
2 B(s) + 3 H2(g) = B2H6(g)
Fe3O4 + H3PO4 = FePO4 + Fe3(PO4)2 + H2O =>
3 Fe3O4 + 8 H3PO4 = 6 FePO4 + Fe3(PO4)2 + 12 H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
BaBr2 + Ca = CaBr2 + Ba =>
BaBr2 + Ca = CaBr2 + Ba
HNO3 + Mg + HCl = NO + MgCl2 + H2O =>
2 HNO3 + 3 Mg + 6 HCl = 2 NO + 3 MgCl2 + 4 H2O
SiO2 + CaC2 = Si + CaO + CO2 =>
5 SiO2 + 2 CaC2 = 5 Si + 2 CaO + 4 CO2
Al2O3 + Na2S5 = Al3S2 + Na2SO4 + S =>
12 Al2O3 + 9 Na2S5 = 8 Al3S2 + 9 Na2SO4 + 20 S
Th(NO3)4 = ThO2 + N2O5 =>
Th(NO3)4 = ThO2 + 2 N2O5
B3 + F2 = B2F3 =>
4 B3 + 9 F2 = 6 B2F3
Ti + Se = Ti2Se3 =>
2 Ti + 3 Se = Ti2Se3
Cu(NO3)2 + N2H4 = Cu2O + N2 + HNO3 =>
24 Cu(NO3)2 + 11 N2H4 = 12 Cu2O + 13 N2 + 44 HNO3
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
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