| Équations équilibrées la veille |
O2Si + 2 C = CSi + CO2
KNO2 + Li2CO3 = KCO3 + Li2NO2 =>
KNO2 + Li2CO3 = KCO3 + Li2NO2
E = E2 =>
2 E = E2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
H2S + KClO = S + KCl + H2O =>
H2S + KClO = S + KCl + H2O
CH3CH(Cl)(CH3)CH3 + Cl2 = CH3C(Cl)(CH3)CH3 + HCl =>
2 CH3CH(Cl)(CH3)CH3 + Cl2 = 2 CH3C(Cl)(CH3)CH3 + 2 HCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2SO2 + KOH = H2O + K2SO2 =>
H2SO2 + 2 KOH = 2 H2O + K2SO2
Mg(s) + Br(l) = MgBr2 =>
Mg(s) + 2 Br(l) = MgBr2
C6H5CH2OH + KMnO4 = C6H5COOH + KOH + MnO2 + H2O =>
3 C6H5CH2OH + 4 KMnO4 = 3 C6H5COOH + 4 KOH + 4 MnO2 + H2O
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
CaF2 + Na = Ca + NaF =>
CaF2 + 2 Na = Ca + 2 NaF
Cr2O3 + KOH + H2O = KCr(OH)4 =>
Cr2O3 + 2 KOH + 3 H2O = 2 KCr(OH)4
C4H6O6 + NaOH = C4NaHO4 + H2O =>
C4H6O6 + NaOH = C4NaHO4 + 3 H2O
NiO2HH2O = Ni(OH)3 =>
NiO2HH2O = Ni(OH)3
TiC + NH4Cl = C3H6 + TiCl4 + NH3 + H2 =>
3 TiC + 12 NH4Cl = C3H6 + 3 TiCl4 + 12 NH3 + 3 H2
C2HF3O2 + H2 = HF + CO =>
C2HF3O2 + H2 = 3 HF + 2 CO
C3H8O2 + K2Cr2O7 + H2SO4 = H2O + K2SO4 + Cr2(SO4)3 + C3H6O2 =>
3 C3H8O2 + K2Cr2O7 + 4 H2SO4 = 7 H2O + K2SO4 + Cr2(SO4)3 + 3 C3H6O2
Fe3(s) + O(g) = Fe2O3(s) =>
2 Fe3(s) + 9 O(g) = 3 Fe2O3(s)
Cl + MnO2 = MnCl2 + O2 =>
2 Cl + MnO2 = MnCl2 + O2
Ba(HS)2 + HNO3 = Ba(NO3)2 + S + H2O + NO2 =>
Ba(HS)2 + 6 HNO3 = Ba(NO3)2 + 2 S + 4 H2O + 4 NO2
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
Zn + Cr2O2{2-} + H{+} = Zn{2-} + Cr{3+} + H2O =>
2 Zn + Cr2O2{2-} + 4 H{+} = 2 Zn{2-} + 2 Cr{3+} + 2 H2O
KOHRb = KRbOH =>
KOHRb = KRbOH
K + H2SO4 = KSO4 + S + H2O =>
3 K + 4 H2SO4 = 3 KSO4 + S + 4 H2O
K + HNO3 = KNO3 + NO + H2O =>
3 K + 4 HNO3 = 3 KNO3 + NO + 2 H2O
Mn2 + Al(CO3) = Mn2(CO3) + Al =>
Mn2 + Al(CO3) = Mn2(CO3) + Al
Na + Pb(C2H3O2)2 = NaC2H3O2 + Pb2 =>
4 Na + 2 Pb(C2H3O2)2 = 4 NaC2H3O2 + Pb2
CH3NO2(l) + O2 = CO2(g) + H2O(g) + NO2(g) =>
4 CH3NO2(l) + 7 O2 = 4 CO2(g) + 6 H2O(g) + 4 NO2(g)
MoS3 + HNO3 + H2O = H2Mo4 + SO2 + NH3 =>
16 MoS3 + 23 HNO3 + 27 H2O = 4 H2Mo4 + 48 SO2 + 23 NH3
F2 + FeO = O + F2Fe =>
F2 + FeO = O + F2Fe
KNO3(s) + C12H22O11(s) + S(s) = N2(g) + CO2(g) + H2O(g) + K2S(s) =>
8 KNO3(s) + C12H22O11(s) + 4 S(s) = 4 N2(g) + 12 CO2(g) + 11 H2O(g) + 4 K2S(s)
(C6H5)2CHOH + NaOCl = C13H10O + H2O + NaCl =>
(C6H5)2CHOH + NaOCl = C13H10O + H2O + NaCl
KI = IK =>
KI = IK
Ca(H2PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca(H2PO4)2 + H2SO4 = CaSO4 + 2 H3PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2CrO4 = K2 + CrO4 =>
K2CrO4 = K2 + CrO4
Cl + KJ = ClJ + K =>
Cl + KJ = ClJ + K
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu(H2O)2(OH)2 + NH3 = Cu(NH3)4 + OH + H2O =>
Cu(H2O)2(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH + 2 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
C6H12O6 + O = CO2 + H2O =>
C6H12O6 + 12 O = 6 CO2 + 6 H2O
CH3CH2NH2 + HCIO3 = CH3CH2NH3 + CIO3 =>
CH3CH2NH2 + HCIO3 = CH3CH2NH3 + CIO3
NaOH + P4 + H2O = NaH2PO3 + PH3 =>
2 NaOH + P4 + 4 H2O = 2 NaH2PO3 + 2 PH3
AgNO3 + KSCN = AgSCN + KNO3 =>
AgNO3 + KSCN = AgSCN + KNO3
XC2H6NO2 + KMnO4 + H2SO4 = XC2H2NO6 + K2SO4 + MnSO4 + H2O =>
5 XC2H6NO2 + 12 KMnO4 + 18 H2SO4 = 5 XC2H2NO6 + 6 K2SO4 + 12 MnSO4 + 28 H2O
H3PO3 + Na2SO3 = H2O + SO2 + Na3PO3 =>
2 H3PO3 + 3 Na2SO3 = 3 H2O + 3 SO2 + 2 Na3PO3
HNO3 + Cl + Ag(NH3)2 = AgCl + NO2 + H2O =>
14 HNO3 + Cl + Ag(NH3)2 = AgCl + 16 NO2 + 10 H2O
Ca2MnNbO6 + C = Ca2MnNbCO5 + CO =>
Ca2MnNbO6 + 2 C = Ca2MnNbCO5 + CO
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