| Équations équilibrées la veille |
C + 3 H + Br = CH3Br
Zn(NO3)2 + K4Fe(CN)6 = Zn2Fe(CN)6 + KNO3 =>
2 Zn(NO3)2 + K4Fe(CN)6 = Zn2Fe(CN)6 + 4 KNO3
Al2S3 + HNO3 = Al(NO3)3 + H2S =>
Al2S3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2S
H2SO4 + AgCl + Ag2Cr2O7 = Cr2(SO4) + Ag2SO4 + Cl2 + H2O =>
7 H2SO4 + 10 AgCl + Ag2Cr2O7 = Cr2(SO4) + 6 Ag2SO4 + 5 Cl2 + 7 H2O
FeCl2 + Ag = AgCl + Fe =>
FeCl2 + 2 Ag = 2 AgCl + Fe
HI + Li2CO3 = Li + I + H2O + CO2 =>
2 HI + Li2CO3 = 2 Li + 2 I + H2O + CO2
Zn + H3AsO3 + H{+} = Zn2{+} + As + H2O =>
6 Zn + H3AsO3 + 3 H{+} = 3 Zn2{+} + As + 3 H2O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C5H12O + K2Cr2O7 + H2SO4 = C5H10O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C5H12O + K2Cr2O7 + 4 H2SO4 = 3 C5H10O + K2SO4 + Cr2(SO4)3 + 7 H2O
Ce + Cl2 = CeCl =>
2 Ce + Cl2 = 2 CeCl
Bi + I = BiI =>
Bi + I = BiI
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
NiS + HNO3 = Ni(NO3)2 + S + NO2 + H2O =>
NiS + 4 HNO3 = Ni(NO3)2 + S + 2 NO2 + 2 H2O
I2(s) + HCl(aq) = ICl3 + H2 =>
I2(s) + 6 HCl(aq) = 2 ICl3 + 3 H2
NaClO4 + (NH4)2S = NH4ClO4 + Na2S =>
2 NaClO4 + (NH4)2S = 2 NH4ClO4 + Na2S
H3PO4 + OH{-} = HPO4{2-} + H2O =>
H3PO4 + 2 OH{-} = HPO4{2-} + 2 H2O
Zn + Mg(NO3)2 = Mg + Zn(NO3)2 =>
Zn + Mg(NO3)2 = Mg + Zn(NO3)2
H2C4H2O4 + NaOH = NaHC4H2O4 + H2O =>
H2C4H2O4 + NaOH = NaHC4H2O4 + H2O
I2 + SO3{2-} + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO3{2-} + H2O = 2 I{-} + SO4{2-} + 2 H{+}
Rb + H3PO4 = Rb3PO4 + H =>
3 Rb + H3PO4 = Rb3PO4 + 3 H
Ta + HNO3 + HF = H3[TaF7] + NO + H2O =>
3 Ta + 4 HNO3 + 21 HF = 3 H3[TaF7] + 4 NO + 8 H2O
C4H9OH + KMnO4 + H2SO4 = C4H8O2 + MnSO4 + K2SO4 + H2O =>
5 C4H9OH + 4 KMnO4 + 6 H2SO4 = 5 C4H8O2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
C14H10 + O2 = CO2 + H2O =>
2 C14H10 + 33 O2 = 28 CO2 + 10 H2O
C3H8 + NH3 + O2 = C2H3N + H2O =>
2 C3H8 + 3 NH3 + 4 O2 = 3 C2H3N + 8 H2O
CuO + Cl2 = CuCl2 + O =>
CuO + Cl2 = CuCl2 + O
KClO + O2 = KClO4 =>
2 KClO + 3 O2 = 2 KClO4
KAlO2 + H2O = K[Al(OH)4] =>
KAlO2 + 2 H2O = K[Al(OH)4]
SO2 + Br2 = S + BrO2 =>
2 SO2 + Br2 = 2 S + 2 BrO2
H2CO3 + Ca(NO3)2 = HNO3 + CaCO3 =>
H2CO3 + Ca(NO3)2 = 2 HNO3 + CaCO3
C4H6O4 + NaOH = C4H4O4 + Na + H2O =>
C4H6O4 + 2 NaOH = C4H4O4 + 2 Na + 2 H2O
Al2(SO4)3 + AgNO3 = Al(NO3)3 + Ag2SO4 =>
Al2(SO4)3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2SO4
CS2 + NH3(g) = H2S(g) + NH4SCN(s) =>
CS2 + 2 NH3(g) = H2S(g) + NH4SCN(s)
Zn(OH)2 + Na2CO3 = ZnCO3 + NaOH =>
Zn(OH)2 + Na2CO3 = ZnCO3 + 2 NaOH
NH4O3 = NH4NO3 + O2 + H2O =>
4 NH4O3 = 2 NH4NO3 + O2 + 4 H2O
CuH + H2O = Cu(OH)2 + H2 =>
2 CuH + 4 H2O = 2 Cu(OH)2 + 3 H2
CrO2Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
CrO2Cl2 + 4 NaOH = Na2CrO4 + 2 NaCl + 2 H2O
RbNO3 = Rb + NO3 =>
RbNO3 = Rb + NO3
PO4 = P + O =>
PO4 = P + 4 O
CH3Cl + C2H5Br + Na = C3H8 + NaCl + NaBr =>
CH3Cl + C2H5Br + 2 Na = C3H8 + NaCl + NaBr
Al2(SO4)3 + CH3COONa + H2O = Al(OH)3 + Na2SO4 + CH3COOH =>
Al2(SO4)3 + 6 CH3COONa + 6 H2O = 2 Al(OH)3 + 3 Na2SO4 + 6 CH3COOH
Ni(OH)2 + H2O2 = Ni2O3 + H2O =>
2 Ni(OH)2 + H2O2 = Ni2O3 + 3 H2O
HgHPO4 = Hg + H2 + PO4 =>
2 HgHPO4 = 2 Hg + H2 + 2 PO4
KCl + Na3[Co(NO2)6] = K3[Co(NO2)6] + NaCl =>
3 KCl + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 NaCl
NO2 + ClO3 = NO3 + Cl2 =>
6 NO2 + 2 ClO3 = 6 NO3 + Cl2
MoS2 + H2O2 = MoO3 + H2SO4 + H2O =>
MoS2 + 9 H2O2 = MoO3 + 2 H2SO4 + 7 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Ca5(PO4)3F + H3PO4 = Ca(H2PO4)2 + HF =>
Ca5(PO4)3F + 7 H3PO4 = 5 Ca(H2PO4)2 + HF
CrI + Cl2 + KOH = K2CrO4 + KIO3 + KCl + H2O =>
2 CrI + 11 Cl2 + 28 KOH = 2 K2CrO4 + 2 KIO3 + 22 KCl + 14 H2O
Cu + O = CuO2 =>
Cu + 2 O = CuO2
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Équations équilibrées sur10/26/24
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