| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
Na3PO4 + Ca(ClO2)2 = Ca3(PO4)2 + NaClO2 =>
2 Na3PO4 + 3 Ca(ClO2)2 = Ca3(PO4)2 + 6 NaClO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuS + C = Cu + CS2 =>
2 CuS + C = 2 Cu + CS2
NH4HSO4 + H2O = NH4OH + H2SO4 =>
NH4HSO4 + H2O = NH4OH + H2SO4
K2Cr2O7 + (FeSO4) + (H2SO4) = Cr2(SO4)3 + (K2SO4) + (Fe2(SO4)3) + (H2O) =>
K2Cr2O7 + 6(FeSO4) + 7(H2SO4) = Cr2(SO4)3 + (K2SO4) + 3(Fe2(SO4)3) + 7(H2O)
HC3H3O2 + NaOH = NaC3H3O2 + H2O =>
HC3H3O2 + NaOH = NaC3H3O2 + H2O
CH3CHO + O2 = C4H6O3 + H2 =>
4 CH3CHO + O2 = 2 C4H6O3 + 2 H2
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
Mg(NO3) + NH3 + H2O = Mg(OH)2 + NH4NO3 =>
8 Mg(NO3) + 6 NH3 + 13 H2O = 8 Mg(OH)2 + 7 NH4NO3
CuS + AgNO3 = Cu(NO3)2 + Ag2S =>
CuS + 2 AgNO3 = Cu(NO3)2 + Ag2S
Au(NO3)2 + CsOH = Au(OH)2 + CsNO3 =>
Au(NO3)2 + 2 CsOH = Au(OH)2 + 2 CsNO3
KOH + C2H5Cl = C2H4 + KCl + H2O =>
KOH + C2H5Cl = C2H4 + KCl + H2O
K2Cr2O7 + Mg(OH)2 = KOH + MgCr2O7 =>
K2Cr2O7 + Mg(OH)2 = 2 KOH + MgCr2O7
KOH + C2H5Cl = C2H4 + KCl + H2O =>
KOH + C2H5Cl = C2H4 + KCl + H2O
Na2SiO3 + AlCl3 + H2O = Al(OH)3 + NaCl + H2SiO3 =>
3 Na2SiO3 + 2 AlCl3 + 6 H2O = 2 Al(OH)3 + 6 NaCl + 3 H2SiO3
Ag(s) + H2S(g) + O2 = Ag2S(s)(tarnish) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s)(tarnish) + 2 H2O(l)
KClO{-}3 = KCl + O{-}2 =>
KClO{-}3 = KCl + O{-}2
Al2(SO4)3 + Mg(OH)2 = Al2(OH)2 + Mg(SO4)3 =>
Al2(SO4)3 + Mg(OH)2 = Al2(OH)2 + Mg(SO4)3
NaOH + HBr = HNa + BrOH =>
NaOH + HBr = HNa + BrOH
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Br{-} + Cr2O7{2-} + H3O{+} = Br2 + Cr{3+} + H2O =>
6 Br{-} + Cr2O7{2-} + 14 H3O{+} = 3 Br2 + 2 Cr{3+} + 21 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
O3 = O2 =>
2 O3 = 3 O2
FH = F2 + H2 =>
2 FH = F2 + H2
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
ZnO + Cl = ZnCl2 + O2 =>
2 ZnO + 4 Cl = 2 ZnCl2 + O2
P + Cl2 = P2Cl6 =>
2 P + 3 Cl2 = P2Cl6
Ca(ClO)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 2 S + 4 NaOH
CuCO3 + H2O = Cu(OH)2 + H2CO3 =>
CuCO3 + 2 H2O = Cu(OH)2 + H2CO3
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
Mg2HSO4 = Mg + (HSO4)2 =>
2 Mg2HSO4 = 4 Mg + (HSO4)2
CHCl2 + Cl2 = CCl4 + HCl =>
2 CHCl2 + 3 Cl2 = 2 CCl4 + 2 HCl
KMnO4 + KNO2 + KOH = K2MnO4 + KNO3 + H2O =>
2 KMnO4 + KNO2 + 2 KOH = 2 K2MnO4 + KNO3 + H2O
N + H2SO4 = NO2 + SO2 + H2O =>
N + 2 H2SO4 = NO2 + 2 SO2 + 2 H2O
FeCl3 + KCNS + H2O = Fe(CNS)3 + HCl + KOH =>
FeCl3 + 3 KCNS + 3 H2O = Fe(CNS)3 + 3 HCl + 3 KOH
C14H11Cl2NO2 + O2 = CO2 + H2O + HCl + N2 =>
4 C14H11Cl2NO2 + 61 O2 = 56 CO2 + 18 H2O + 8 HCl + 2 N2
KOH + S = K2SO4 + H2O + K2S =>
8 KOH + 4 S = K2SO4 + 4 H2O + 3 K2S
MgCO3 + C2H4O2 = CO2 + Mg(C2H3O2)2 + H2O =>
MgCO3 + 2 C2H4O2 = CO2 + Mg(C2H3O2)2 + H2O
H2 + S = H2S =>
H2 + S = H2S
K(s) + H2O(l) = K(HO)2(s) + H2(g) =>
K(s) + 2 H2O(l) = K(HO)2(s) + H2(g)
C3H8O3 + NaOH(aq) = C3H9O4Na =>
C3H8O3 + NaOH(aq) = C3H9O4Na
MgSO + KOH = KSO + Mg(OH) =>
MgSO + KOH = KSO + Mg(OH)
Al2(HPO4)3 + H5IO6 = Al5(IO6)3 + H3PO4 =>
5 Al2(HPO4)3 + 6 H5IO6 = 2 Al5(IO6)3 + 15 H3PO4
CrCl3*6H2O + Na2CO3 = Cr(OH)3 + NaCl + H2O + CO2 =>
2 CrCl3*6H2O + 3 Na2CO3 = 2 Cr(OH)3 + 6 NaCl + 9 H2O + 3 CO2
K2CrO7 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + H2O + Cr2(SO4)3 =>
2 K2CrO7 + 9 Na2SO3 + 5 H2SO4 = 2 K2SO4 + 9 Na2SO4 + 5 H2O + Cr2(SO4)3
C12H22O11 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C12H22O11 + 48 KMnO4 + 72 H2SO4 = 60 CO2 + 48 MnSO4 + 24 K2SO4 + 127 H2O
Cr2Hf2C3 = HfC + Cr3C2 + Hf =>
3 Cr2Hf2C3 = 5 HfC + 2 Cr3C2 + Hf
C2H6O = C2H4O + H2 =>
C2H6O = C2H4O + H2
(NH4ClO4)2 = N2 + Cl2 + O2 + H2O =>
(NH4ClO4)2 = N2 + Cl2 + 2 O2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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