Équations équilibrées la veille |
Cl2 + 2 NaBr = 2 NaCl + Br2
Ca(NO3)2 + Zn = Zn(NO3)2 + Ca =>
Ca(NO3)2 + Zn = Zn(NO3)2 + Ca
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
NMe4I + I2 = Me4NI5 =>
NMe4I + 2 I2 = Me4NI5
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
N + NO2 = N3O2 =>
2 N + NO2 = N3O2
Ag + HNO3 = NO + HO + AgNO3 =>
Ag + 2 HNO3 = NO + 2 HO + AgNO3
KF + (O2)[PtF6] = KPtF6 + O2F2 + O2 =>
2 KF + 2(O2)[PtF6] = 2 KPtF6 + O2F2 + O2
NaOH + BaBr2 = NaBr + Ba(OH)2 =>
2 NaOH + BaBr2 = 2 NaBr + Ba(OH)2
NH3 + SrCl2 = SrH2 + NCl3 =>
2 NH3 + 3 SrCl2 = 3 SrH2 + 2 NCl3
K2SO3 + HOH = H2SO3 + KOH =>
K2SO3 + 2 HOH = H2SO3 + 2 KOH
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
C6H2(OH)2 + O2 = CO2 + H2O =>
C6H2(OH)2 + 6 O2 = 6 CO2 + 2 H2O
Al + HNO3 = Al[NO3]3 + H2 =>
2 Al + 6 HNO3 = 2 Al[NO3]3 + 3 H2
CuCl2 + KPO4 = Cu(PO4)2 + KCl =>
CuCl2 + 2 KPO4 = Cu(PO4)2 + 2 KCl
FeCl2 + CuCl2 = FeCl3 + Cu =>
2 FeCl2 + CuCl2 = 2 FeCl3 + Cu
V(OH)4Cl + FeCl2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + FeCl2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
CH3COONaCH3I = CH3COOCH3NaI =>
CH3COONaCH3I = CH3COOCH3NaI
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
*NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2*NaNO3 + PbO = Pb(NO3)2 + Na2O
ZnSO4 + KCl = ZnCl2 + K2(SO4) =>
ZnSO4 + 2 KCl = ZnCl2 + K2(SO4)
C4H9NO2 + NaOH = C4H7NaO3 + NH3 =>
C4H9NO2 + NaOH = C4H7NaO3 + NH3
I2 + NaOH = H2O + NaI + NaIO3 =>
3 I2 + 6 NaOH = 3 H2O + 5 NaI + NaIO3
Na + H2(SO4) = Na2(SO4) + H2 =>
2 Na + H2(SO4) = Na2(SO4) + H2
H2O + AgI = AgOH + HI =>
H2O + AgI = AgOH + HI
SO3 + SCl2 + Cl2 = SOCl2 =>
SO3 + 2 SCl2 + Cl2 = 3 SOCl2
NaCl + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
K2SiO3 + H2O = KHSiO3 + KOH =>
K2SiO3 + H2O = KHSiO3 + KOH
Na + H2(SO4) = Na2(SO4) + H2 =>
2 Na + H2(SO4) = Na2(SO4) + H2
CuBr2 = Cu + Br =>
CuBr2 = Cu + 2 Br
CHCOOH + HI = CH + HO + I =>
CHCOOH + 2 HI = 2 CH + 2 HO + 2 I
C7H6O3C4H6O3 = C9H8O4HC2H3O2 =>
C7H6O3C4H6O3 = C9H8O4HC2H3O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
H2SO4 + Ca(HCO3)2 = CaSO4 + H2CO3 =>
H2SO4 + Ca(HCO3)2 = CaSO4 + 2 H2CO3
C3H7OH + HNO3 = C3H7ONO2 + H2O =>
C3H7OH + HNO3 = C3H7ONO2 + H2O
C6H12Cl + Br2 = C6H12Br2 + Cl2 =>
2 C6H12Cl + 2 Br2 = 2 C6H12Br2 + Cl2
NaOH + SnCl2 + Br2 = Na2SnO3 + NaBr + NaCl + H2O =>
6 NaOH + SnCl2 + Br2 = Na2SnO3 + 2 NaBr + 2 NaCl + 3 H2O
Ba(NO3)2 + KPO4 = Ba(PO4)2 + KNO3 =>
Ba(NO3)2 + 2 KPO4 = Ba(PO4)2 + 2 KNO3
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
NaCl + BaCl2 + AgNO3 = AgCl + Ba + Na(NO3)2 =>
2 NaCl + BaCl2 + 4 AgNO3 = 4 AgCl + Ba + 2 Na(NO3)2
Mg + HOH = H2 + Mg(OH)2 =>
Mg + 2 HOH = H2 + Mg(OH)2
Fe3(O4) + HNO3 = Fe(NO3)3 + NO2 + HOH =>
Fe3(O4) + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 HOH
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
Ba + FeCl2 = Fe + BaCl2 =>
Ba + FeCl2 = Fe + BaCl2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
BaCl2(aq) + K2Cr2O7(aq) = BaCr2O7(aq) + KCl(aq) =>
BaCl2(aq) + K2Cr2O7(aq) = BaCr2O7(aq) + 2 KCl(aq)
CaO4 + NH3 = CaH3 + NO4 =>
CaO4 + NH3 = CaH3 + NO4
BaCl2 + Fe2(SO4)3 = BaS3O12 + Cl2Fe2 =>
BaCl2 + Fe2(SO4)3 = BaS3O12 + Cl2Fe2
S + NO2 = SO3 + NO =>
S + 3 NO2 = SO3 + 3 NO
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