| Équations équilibrées la veille |
Cl2 + 2 Na = 2 Na{+} + 2 Cl{-}
MgCl2 + Na2(OH)2 = Mg(OH)2 + NaCl =>
MgCl2 + Na2(OH)2 = Mg(OH)2 + 2 NaCl
C6H2(NO2)4 + O2 = CO2 + H2O + NO2 =>
2 C6H2(NO2)4 + 13 O2 = 12 CO2 + 2 H2O + 8 NO2
CH2OHCH2CH2OH + H2O = CH2OHCHOHCH2OH + H2 =>
CH2OHCH2CH2OH + H2O = CH2OHCHOHCH2OH + H2
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
Ba(OH)2 + K = K(OH) + Ba =>
Ba(OH)2 + 2 K = 2 K(OH) + Ba
La100(N100O300)3*6H200O100 + Sr100(N100O300)2 + Zn100(N100O300)2*6H200O100 + C600H800O700 = La75Sr25Zn100O300 + N100O200 + H200O100 + C100O200 =>
27 La100(N100O300)3*6H200O100 + 9 Sr100(N100O300)2 + 36 Zn100(N100O300)2*6H200O100 + 7 C600H800O700 = 36 La75Sr25Zn100O300 + 171 N100O200 + 406 H200O100 + 42 C100O200
CrO + H2SO3 = CrSO3 + H2O =>
CrO + H2SO3 = CrSO3 + H2O
SO3 + H2S = SO2 + H2O =>
3 SO3 + H2S = 4 SO2 + H2O
Ce(OH)3 + H2O2 = Ce(OH)2OOH + H2O =>
Ce(OH)3 + H2O2 = Ce(OH)2OOH + H2O
AlOH3 + KOH = AlOH + KOH3 =>
AlOH3 + KOH = AlOH + KOH3
UCl3 + H2O = U(OH)2Cl2 + H2 + HCl =>
2 UCl3 + 4 H2O = 2 U(OH)2Cl2 + H2 + 2 HCl
W + ClF = WF6 + Cl2 =>
W + 6 ClF = WF6 + 3 Cl2
Cu + HNO3(conc) = Cu(NO3)2(s) + NO + H2O =>
3 Cu + 8 HNO3(conc) = 3 Cu(NO3)2(s) + 2 NO + 4 H2O
chlorine + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
HCl + ZnS + KNO3 = ZnCl2 + S + KCl + NO + H2O =>
8 HCl + 3 ZnS + 2 KNO3 = 3 ZnCl2 + 3 S + 2 KCl + 2 NO + 4 H2O
Al2O3 + HNo3 = Al(No3)3 + H2O =>
Al2O3 + 6 HNo3 = 2 Al(No3)3 + 3 H2O
CH2CHCOOCH2CH3(ac) + H2O(l) = CH2CHCOOH + CH3CH2OH =>
CH2CHCOOCH2CH3(ac) + H2O(l) = CH2CHCOOH + CH3CH2OH
KCl + CH4 = KC + HCl + H2 =>
2 KCl + 2 CH4 = 2 KC + 2 HCl + 3 H2
KBr(s) + H2SO4(l) + MnO2(s) = Br2(l) + K2SO4(s) + MnSO4(s) + H2O(l) =>
2 KBr(s) + 2 H2SO4(l) + MnO2(s) = Br2(l) + K2SO4(s) + MnSO4(s) + 2 H2O(l)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H3O2F + O2 = CO + H2O + F2 =>
4 C2H3O2F + 3 O2 = 8 CO + 6 H2O + 2 F2
H2S + SO3 = S + H2O =>
3 H2S + SO3 = 4 S + 3 H2O
H2S + SO3 = S8 + H2O =>
6 H2S + 2 SO3 = S8 + 6 H2O
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + KCl(aq) =>
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + 2 KCl(aq)
H2S + SO3 = H2SO4 + S =>
3 H2S + 4 SO3 = 3 H2SO4 + 4 S
NaHC2 + C2H5I = NaI + C4H6 =>
NaHC2 + C2H5I = NaI + C4H6
Na + D2O = NaOD + D2 =>
2 Na + 2 D2O = 2 NaOD + D2
Rb + H2O = RbH + OH =>
Rb + H2O = RbH + OH
Al(No3)3 + Ca = Al2Ca3 + No3 =>
2 Al(No3)3 + 3 Ca = Al2Ca3 + 6 No3
Cl2 + Na = Na{+} + Cl{-} =>
Cl2 + 2 Na = 2 Na{+} + 2 Cl{-}
Si + Na = SiNa4 =>
Si + 4 Na = SiNa4
H2(SO4) + Na(CN) = H(CN) + Na2(SO4) =>
H2(SO4) + 2 Na(CN) = 2 H(CN) + Na2(SO4)
KNO3 + CaCl2 = KCl + Ca(NO3)2 =>
2 KNO3 + CaCl2 = 2 KCl + Ca(NO3)2
HCl = Cl + H2 =>
2 HCl = 2 Cl + H2
KMnO4 = K3MnO4 + MnO2 + O2 =>
3 KMnO4 = K3MnO4 + 2 MnO2 + 2 O2
PbI2 + F = PbF4 + I =>
PbI2 + 4 F = PbF4 + 2 I
P2O5 + NaOH = NaPO3 + H2O =>
P2O5 + 2 NaOH = 2 NaPO3 + H2O
KCN(aq) + HBr(aq) = KBr(aq) + HCN(s) =>
KCN(aq) + HBr(aq) = KBr(aq) + HCN(s)
(NH4)2B4O7 + BaCl2 = BaB4O7 + NH4Cl =>
(NH4)2B4O7 + BaCl2 = BaB4O7 + 2 NH4Cl
Rb2CO3 + HCl = CO2 + H2O + RbCl =>
Rb2CO3 + 2 HCl = CO2 + H2O + 2 RbCl
AlF3 + Ca = Al + CaF =>
AlF3 + 3 Ca = Al + 3 CaF
K2CO3 + AlCl3 + H2O = KCl + Al(OH)3 + CO2 =>
3 K2CO3 + 2 AlCl3 + 3 H2O = 6 KCl + 2 Al(OH)3 + 3 CO2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
La100(N100O300)3*6H200O100 + Sr100(N100O300)2 + Zn100(N100O300)2*6H200O100 + C600H800O700 = La75Sr25Zn100O300 + N100O200 + H200O100 + C100O200 =>
27 La100(N100O300)3*6H200O100 + 9 Sr100(N100O300)2 + 36 Zn100(N100O300)2*6H200O100 + 7 C600H800O700 = 36 La75Sr25Zn100O300 + 171 N100O200 + 406 H200O100 + 42 C100O200
NaCl + Pb + NO3 = NaNO3 + PbCl =>
NaCl + Pb + NO3 = NaNO3 + PbCl
Rb + H2O = RbH + OH =>
Rb + H2O = RbH + OH
ZnCO3 = ZnOCO2 =>
ZnCO3 = ZnOCO2
AlO3 + CO2 = Al(CO3)3 =>
AlO3 + 3 CO2 = Al(CO3)3
KH + MgCl2 = KCl2 + MgH =>
KH + MgCl2 = KCl2 + MgH
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