| Équations équilibrées la veille |
2 K3Fe(N)6 + Pb(NO3)2 = 2 K3NO3 + 2 Fe(N)6 + Pb
NaVO3 + H2SO4 + Zn = V2(SO4)3 + ZnSO4 + H2O + Na2SO4 =>
2 NaVO3 + 6 H2SO4 + 2 Zn = V2(SO4)3 + 2 ZnSO4 + 6 H2O + Na2SO4
NaVO3 + Zn + H2SO4 = ZnSO4 + (VO)SO4 + Na2SO4 + H2O =>
2 NaVO3 + Zn + 4 H2SO4 = ZnSO4 + 2(VO)SO4 + Na2SO4 + 4 H2O
Nb2O5 + CCl4 = NbCl5 + COCl2 =>
Nb2O5 + 5 CCl4 = 2 NbCl5 + 5 COCl2
Ni(NO3)2 + Na2S = NiS + NaNO3 =>
Ni(NO3)2 + Na2S = NiS + 2 NaNO3
P + O = PO =>
P + O = PO
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
PBO + H2O = PB(OH)2 =>
PBO + H2O = PB(OH)2
Pb(NO3)2 + KSCN = Pb(SCN)2 + K(NO3) =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 K(NO3)
Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3
Al(NO3)3 + Li2(SO4) = Al2(SO4)3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2(SO4) = Al2(SO4)3 + 6 Li(NO3)
S(s) + O2(g) = SO3(g) =>
2 S(s) + 3 O2(g) = 2 SO3(g)
KSCN + Ba(NO3)2 = KNO3 + Ba(SCN)2 =>
2 KSCN + Ba(NO3)2 = 2 KNO3 + Ba(SCN)2
iron(II)sulfide + oxygen = iron(III)oxide + sulfurdioxide =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ti(OH)3 + HNO3 = TiNO3 + H(OH)3 =>
Ti(OH)3 + HNO3 = TiNO3 + H(OH)3
H2S + OH = S + H2O =>
H2S + 2 OH = S + 2 H2O
Cu(OH)2 + KOH = CuOH + K(OH)2 =>
Cu(OH)2 + KOH = CuOH + K(OH)2
C2H4(OH)2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
C2H4(OH)2 + 2 KMnO4 + 3 H2SO4 = 2 CO2 + 2 MnSO4 + K2SO4 + 6 H2O
Zn + Al(OH)3 = Zn(OH)2 + Al =>
3 Zn + 2 Al(OH)3 = 3 Zn(OH)2 + 2 Al
KHSO3 = K2S2O5 + H2O =>
2 KHSO3 = K2S2O5 + H2O
K2C2O4*H2O + Co(H2O)6{2+} + H2O2 = Co(C2O4)3 + H2O + K{+} + OH{-} =>
3 K2C2O4*H2O + Co(H2O)6{2+} + 2 H2O2 = Co(C2O4)3 + 9 H2O + 6 K{+} + 4 OH{-}
Zn + Al(OH)3 = Zn(OH)2 + Al =>
3 Zn + 2 Al(OH)3 = 3 Zn(OH)2 + 2 Al
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu
K3[RhCl6](aq) + K2C2O4(aq) = K3[Rh(C2O4)3] + KCl(aq) =>
K3[RhCl6](aq) + 3 K2C2O4(aq) = K3[Rh(C2O4)3] + 6 KCl(aq)
Mg(HCO3)2 + HClO4 = Mg(ClO4)2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HClO4 = Mg(ClO4)2 + 2 H2O + 2 CO2
BaCO3 + CuSO4 = BaSO4 + CuCO3 =>
BaCO3 + CuSO4 = BaSO4 + CuCO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
nitricacid + potassiumcarbonate = potassiumnitrate + carbondioxide + water =>
2 HNO3 + K2CO3 = 2 KNO3 + CO2 + H2O
SnCl2 + KIO3 + HCl = SnCl4 + I2 + KCl + H2O =>
5 SnCl2 + 2 KIO3 + 12 HCl = 5 SnCl4 + I2 + 2 KCl + 6 H2O
Rb2O + Ca = CaO + Rb =>
Rb2O + Ca = CaO + 2 Rb
CrCl3 + NaClO4 + NaOH = Na2CrO4 + NaCl + H2O =>
8 CrCl3 + 3 NaClO4 + 40 NaOH = 8 Na2CrO4 + 27 NaCl + 20 H2O
Sb2S3 + NH4OH + H2O2 = (NH4)2SbO4 + (NH4)2SO4 + H2O =>
Sb2S3 + 10 NH4OH + 15 H2O2 = 2(NH4)2SbO4 + 3(NH4)2SO4 + 20 H2O
CO2(g) + H2O = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O = C6H12O6(s) + 6 O2(g)
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
C3H7OH + O2 = CH3CH2CHO + H2O =>
2 C3H7OH + O2 = 2 CH3CH2CHO + 2 H2O
AgNO3 + Na{3}PO4 = Ag{3}PO4 + NaNO3 =>
AgNO3 + Na{3}PO4 = Ag{3}PO4 + NaNO3
RbF + Al2(CO3)3 = Rb2(CO3) + AlF3 =>
6 RbF + Al2(CO3)3 = 3 Rb2(CO3) + 2 AlF3
Cu + HNO3 = CuNO3 + NO2 + H2O =>
Cu + 2 HNO3 = CuNO3 + NO2 + H2O
Br2 + NaOH = NaBrO3 + H2O + NaBr =>
3 Br2 + 6 NaOH = NaBrO3 + 3 H2O + 5 NaBr
H2SO4 + Fe(HCO3)2 = FeSO4 + CO2 + H2O =>
H2SO4 + Fe(HCO3)2 = FeSO4 + 2 CO2 + 2 H2O
K + H(OH) = K(OH) + H2 =>
2 K + 2 H(OH) = 2 K(OH) + H2
HCl + Ba(OH)2 = H2O + BaCl + OH =>
HCl + Ba(OH)2 = H2O + BaCl + OH
FeSO4 + BrOH + HCl = FeCl3 + HBr + H2SO4 + H2O =>
2 FeSO4 + BrOH + 6 HCl = 2 FeCl3 + HBr + 2 H2SO4 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 = H + N =>
NH3 = 3 H + N
KOH + P2O5 = H2O + K3PO4 =>
6 KOH + P2O5 = 3 H2O + 2 K3PO4
B2O3 + C + Cl2 = BCl + CO =>
B2O3 + 3 C + Cl2 = 2 BCl + 3 CO
S + HOH = SH + OH =>
S + HOH = SH + OH
HI + Ca(HO)2 = CaI2 + H2O =>
2 HI + Ca(HO)2 = CaI2 + 2 H2O
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Équations équilibrées sur10/21/24
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