| Équations équilibrées la veille | Équations équilibrées le lendemain |
AgNO3 + HF = AgF + HNO3
NH4Cl + Cu(C2H3O2)2 = NH4C2H3O2 + CuCl2 =>
2 NH4Cl + Cu(C2H3O2)2 = 2 NH4C2H3O2 + CuCl2
LiH2PO4 + Ba(OH)2 = Ba3(PO4)2 + LiOH + H2O =>
2 LiH2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 2 LiOH + 4 H2O
Ti + C = TiC =>
Ti + C = TiC
Fe + C2H6O = FeO2 + C2H6 =>
Fe + 2 C2H6O = FeO2 + 2 C2H6
Si + S = SiS2 =>
Si + 2 S = SiS2
HCl + Hg2(C2H3O2)2 = C2H4O2 + Hg2Cl2 =>
2 HCl + Hg2(C2H3O2)2 = 2 C2H4O2 + Hg2Cl2
Na2CO3 + AgNO3 + HNO3 = NaNO3 + AgCO3 + H2 =>
2 Na2CO3 + 2 AgNO3 + 2 HNO3 = 4 NaNO3 + 2 AgCO3 + H2
(CH3CO)2O + oxygen = CO2 + water =>
(CH3CO)2O + 4 O2 = 4 CO2 + 3 H2O
C + HCl = CCl4 + H2 =>
C + 4 HCl = CCl4 + 2 H2
C15H15 + O2 = CO2 + H2O =>
4 C15H15 + 75 O2 = 60 CO2 + 30 H2O
Al2(CO3)3 + HNO3 = Al(NO3)3 + H2O + CO2 =>
Al2(CO3)3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O + 3 CO2
V2O5 + H2C2O4 = VO(C2O4) + CO2 + H2O =>
V2O5 + 3 H2C2O4 = 2 VO(C2O4) + 2 CO2 + 3 H2O
FeC2O4*2H2O + H2O2 + H2C2O4*2H20 + K2C2O4*H2O = K3[Fe(C2O4)3]*3H2O + H2O =>
2 FeC2O4*2H2O + 21 H2O2 + H2C2O4*2H20 + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3]*3H2O + 43 H2O
(NH4)Cl + Na2(CO3) = NaCl + (NH4)2(CO3) =>
2(NH4)Cl + Na2(CO3) = 2 NaCl + (NH4)2(CO3)
P + I2 = PI32 =>
P + 16 I2 = PI32
Ba(OH)2 + NaCH3CO2 = Ba(CH3CO2)2 + NaOH =>
Ba(OH)2 + 2 NaCH3CO2 = Ba(CH3CO2)2 + 2 NaOH
RbCl + MgSO4 = Rb2SO4 + MgCl2 =>
2 RbCl + MgSO4 = Rb2SO4 + MgCl2
N2 + HCl = NH3 + Cl =>
N2 + 6 HCl = 2 NH3 + 6 Cl
AgNO3(aq) + HCl(aq) = AgCl(s) + HNO3(aq) =>
AgNO3(aq) + HCl(aq) = AgCl(s) + HNO3(aq)
ZrI4 = Zr + I =>
ZrI4 = Zr + 4 I
NH4OHHCl = NH3HClH2O =>
NH4OHHCl = NH3HClH2O
MnO4{-} + H2SO3 + H = SO4{2-} + Mn{2+} + H2O =>
2 MnO4{-} + 3 H2SO3 + 4 H = 3 SO4{2-} + 2 Mn{2+} + 5 H2O
Cn2O3 + Al = Al2O3 + Cn =>
Cn2O3 + 2 Al = Al2O3 + 2 Cn
HNO3 + Hg = Hg(NO3)2 + H2O + NH3 =>
9 HNO3 + 4 Hg = 4 Hg(NO3)2 + 3 H2O + NH3
NH4H2PO4 + AgNO3 = Ag3PO4 + NH4NO3 + H3PO4 =>
3 NH4H2PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3 + 2 H3PO4
Co2O3(s) + C(s) = Co(s) + CO2(g) =>
2 Co2O3(s) + 3 C(s) = 4 Co(s) + 3 CO2(g)
(Ni(NO3)2)08 + (Cd(NO3)2)02 + Fe(NO3)3 + NH2CONH2 = NiCdFe2O4 + N2 + CO2 + H2O =>
3(Ni(NO3)2)08 + 12(Cd(NO3)2)02 + 48 Fe(NO3)3 + 208 NH2CONH2 = 24 NiCdFe2O4 + 328 N2 + 208 CO2 + 416 H2O
AgNO3 + ZnCl2 = Zn(NO3)2 + AgCl =>
2 AgNO3 + ZnCl2 = Zn(NO3)2 + 2 AgCl
Cu(NO3)2 + Cu(OH)2 = CuOHNO3 =>
Cu(NO3)2 + Cu(OH)2 = 2 CuOHNO3
C8H10 + NtO4 + H{+} = C8H4O2{-2} + Nt{+2} + H2O =>
3 C8H10 + 4 NtO4 + 2 H{+} = 3 C8H4O2{-2} + 4 Nt{+2} + 10 H2O
C7H5N3O6 = N2 + H2 + CO2 + C =>
2 C7H5N3O6 = 3 N2 + 5 H2 + 6 CO2 + 8 C
Zn + Cd(NO3)2 = Cd + Zn(NO3) =>
2 Zn + Cd(NO3)2 = Cd + 2 Zn(NO3)
TiO2 + Si = Ti + SiO2 =>
TiO2 + Si = Ti + SiO2
Ni + H2SO4 = NiSO4 + H2 =>
Ni + H2SO4 = NiSO4 + H2
MnS + As2Cr10O35 + H2SO4 = HMnO4 + AsH3 + CrS3O12 + H2O =>
16 MnS + 13 As2Cr10O35 + 374 H2SO4 = 16 HMnO4 + 26 AsH3 + 130 CrS3O12 + 327 H2O
Al(OH)3 + Cu(No3)2 = Al(No3)3 + Cu(OH)2 =>
2 Al(OH)3 + 3 Cu(No3)2 = 2 Al(No3)3 + 3 Cu(OH)2
W + P = W3P =>
3 W + P = W3P
H2S04 + Al = H2 + Al(S04)3 =>
3 H2S04 + Al = 3 H2 + Al(S04)3
LiNo3NaCl = LiClNaNo3 =>
LiNo3NaCl = LiClNaNo3
Mg(NO3)2 + NaOH = MgOH + Na(NO3)2 =>
Mg(NO3)2 + NaOH = MgOH + Na(NO3)2
Ba(H2PO4)2 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
Ba(H2PO4)2 + 2 Ba(OH)2 = Ba3(PO4)2 + 4 H2O
Al2O2 + NaCO3 = NaAlO2 + CO2 =>
Al2O2 + 2 NaCO3 = 2 NaAlO2 + 2 CO2
Ni + H2(SO4) + H4(P2O5) = Ni4(SO4)4(P2O5) + H2 =>
4 Ni + 4 H2(SO4) + H4(P2O5) = Ni4(SO4)4(P2O5) + 6 H2
C2H6O + C7H6O2 + H2SO4 = C14H10O4S + H2O =>
7 C2H6O + 10 C7H6O2 + 6 H2SO4 = 6 C14H10O4S + 27 H2O
Sn(CO3)2 + Ca(NO3)2 = Ca(CO3) + Sn(NO3)4 =>
Sn(CO3)2 + 2 Ca(NO3)2 = 2 Ca(CO3) + Sn(NO3)4
Na2SO4(aq) + NH4Cl(aq) = (NH4)2SO4(aq) + NaCl(aq) =>
Na2SO4(aq) + 2 NH4Cl(aq) = (NH4)2SO4(aq) + 2 NaCl(aq)
C56H23O63 + O2 = CO2 + H2O =>
4 C56H23O63 + 121 O2 = 224 CO2 + 46 H2O
Pt(OH)2 + HF = PtF2 + H2O =>
Pt(OH)2 + 2 HF = PtF2 + 2 H2O
CaCl2 + H3PO4 = HCl2 + CaPO3 + H2O =>
CaCl2 + H3PO4 = HCl2 + CaPO3 + H2O
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