| Équations équilibrées la veille |
Nb2(SO4)5 + 4(NH4)2(SO4) = Nb2(SO4) + 8(NH4)(SO4)
SiO2 + H = SiOH + H2O =>
SiO2 + 3 H = SiOH + H2O
CH3OH + Ba = CH4 + BaO =>
CH3OH + Ba = CH4 + BaO
C2H2(ag) + O2 = CO2(g) + H2O(g) =>
2 C2H2(ag) + 5 O2 = 4 CO2(g) + 2 H2O(g)
Na2CO3 + CaCl2 = Ca(CO3) + NaCl =>
Na2CO3 + CaCl2 = Ca(CO3) + 2 NaCl
Li2S + P2S5 + S + Si + LiBr + LiCl = Li62P8Si2S50Cl5Br5 =>
26 Li2S + 4 P2S5 + 4 S + 2 Si + 5 LiBr + 5 LiCl = Li62P8Si2S50Cl5Br5
KMnO4 + KHCO3 + MnO2 = K2MnO4 + CO2 + H2O =>
2 KMnO4 + 4 KHCO3 + MnO2 = 3 K2MnO4 + 4 CO2 + 2 H2O
CaCl2 + K2SO3 = CaSO3 + KCl =>
CaCl2 + K2SO3 = CaSO3 + 2 KCl
CH3CH2OOH + HCOOH = CH3CH2COOH + H2O =>
4 CH3CH2OOH + HCOOH = 3 CH3CH2COOH + 4 H2O
CoS2 + O2 = CoO + SO2 =>
2 CoS2 + 5 O2 = 2 CoO + 4 SO2
CH3COOCH3 + Ca(OH)2 = Ca(CH3COO)2 + CH3OH =>
2 CH3COOCH3 + Ca(OH)2 = Ca(CH3COO)2 + 2 CH3OH
C6H8O6 + O2 = C6H6O6 + H2O2 =>
C6H8O6 + O2 = C6H6O6 + H2O2
SO2 + KMnO4 + H2SO = MnSO4 + K2SO4 + H2O =>
2 SO2 + 2 KMnO4 + H2SO = 2 MnSO4 + K2SO4 + H2O
Mg + Sn(NO3)4 = (NO3)4 + MgSn =>
Mg + Sn(NO3)4 = (NO3)4 + MgSn
KClO3 + NaI + H2SO4 = I2 + H2O + NaSO4 + KCl =>
2 KClO3 + 6 NaI + 6 H2SO4 = 3 I2 + 6 H2O + 6 NaSO4 + 2 KCl
Ca(s) + H2O = CaOH + H2 =>
2 Ca(s) + 2 H2O = 2 CaOH + H2
AI + S8 = AIS3 =>
8 AI + 3 S8 = 8 AIS3
Zn(OH)2 + H2S = (Zn(OH))2S + H2O =>
2 Zn(OH)2 + H2S = (Zn(OH))2S + 2 H2O
F2 + NaBr = Br + NaF2 =>
F2 + NaBr = Br + NaF2
CN2 + O2 = ON2 + CO =>
CN2 + O2 = ON2 + CO
C6H8O7 + K2CO3 = K2C7H6O7 + CO2 + H2O =>
11 C6H8O7 + 9 K2CO3 = 9 K2C7H6O7 + 12 CO2 + 17 H2O
C2H6O + Cr2O7 + H{+} = C2H4O + Cr{3+} + H2O =>
4 C2H6O + Cr2O7 + 6 H{+} = 4 C2H4O + 2 Cr{3+} + 7 H2O
C42H30 + O2 = CO2 + H2O =>
2 C42H30 + 99 O2 = 84 CO2 + 30 H2O
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
H2MoO5 + Pt(OH)2 = Pt(Mo5) + O2 + H2O =>
10 H2MoO5 + 2 Pt(OH)2 = 2 Pt(Mo5) + 21 O2 + 12 H2O
Li(s) + CuSO4(aq) = Cu(s) + Li2SO4 =>
2 Li(s) + CuSO4(aq) = Cu(s) + Li2SO4
H2C2 + O2 = CO2 + H2O =>
2 H2C2 + 5 O2 = 4 CO2 + 2 H2O
B2O5 + H2O = B2O8 + H6 =>
B2O5 + 3 H2O = B2O8 + H6
Mg3(PO4)2 + C + SiO2 = MgSiO3 + P + CO =>
Mg3(PO4)2 + 5 C + 3 SiO2 = 3 MgSiO3 + 2 P + 5 CO
N2O3 + H2O(l) = HNO2(aq) =>
N2O3 + H2O(l) = 2 HNO2(aq)
KOH + H2O2 + CrOH3 = K2CrO4 + H2O =>
4 KOH + 7 H2O2 + 2 CrOH3 = 2 K2CrO4 + 12 H2O
Zn(OH)2 + H2S = (Zn(OH))2S + H2O =>
2 Zn(OH)2 + H2S = (Zn(OH))2S + 2 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
Zn(OH)2 + H2S = (Zn(OH))2S + H2O =>
2 Zn(OH)2 + H2S = (Zn(OH))2S + 2 H2O
Fe(s) + Cu2SO3(l) = Fe2(SO3)3(aq) + Cu(l) =>
2 Fe(s) + 3 Cu2SO3(l) = Fe2(SO3)3(aq) + 6 Cu(l)
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
AgO2 + HF = AgF4 + H2O =>
AgO2 + 4 HF = AgF4 + 2 H2O
Cu + NO3 + H2SO4 = NO2 + CuSO4 + H2O =>
Cu + NO3 + H2SO4 = NO2 + CuSO4 + H2O
NCl3 + H2O = N2 + HCl + HOCl =>
2 NCl3 + 3 H2O = N2 + 3 HCl + 3 HOCl
Al[OH]3 = Al2O3 + H2O =>
2 Al[OH]3 = Al2O3 + 3 H2O
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
ZnCl2 + Au = AuCl3 + Zn =>
3 ZnCl2 + 2 Au = 2 AuCl3 + 3 Zn
C3H3(NO3)4 = CO2 + N4 + H2O + O2 =>
4 C3H3(NO3)4 = 12 CO2 + 4 N4 + 6 H2O + 9 O2
H2S + Zn(OH)2 = H2O + ZnS =>
H2S + Zn(OH)2 = 2 H2O + ZnS
Zn(OH)2 + H2S = (Zn(OH))2S + H2O =>
2 Zn(OH)2 + H2S = (Zn(OH))2S + 2 H2O
Al2 = Al = O2 =>
Al2 = 2 Al
Na2SO3 + Na2[Fe(CN)5NO] = Na4[Fe(CN)5NOSO3] =>
Na2SO3 + Na2[Fe(CN)5NO] = Na4[Fe(CN)5NOSO3]
Zn(OH)2 + H2S = (Zn(OH))2S + H2O =>
2 Zn(OH)2 + H2S = (Zn(OH))2S + 2 H2O
Rb2SO4 + CaI2 = RbI + CaSO4 =>
Rb2SO4 + CaI2 = 2 RbI + CaSO4
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