| Équations équilibrées la veille | Équations équilibrées le lendemain |
SIO2 + 3 C = SIC + 2 CO
K2Cr2O7 + AgNO3 = K2NO3 + Cr2O7Ag =>
K2Cr2O7 + AgNO3 = K2NO3 + Cr2O7Ag
Ca + Cl = Cl3Ca =>
Ca + 3 Cl = Cl3Ca
[Cr(OH)6]{3-} + H3O{+} = Cr2O3 + H2O =>
2[Cr(OH)6]{3-} + 6 H3O{+} = Cr2O3 + 15 H2O
CH3COOH + MgO = CH3COOMg + OH =>
CH3COOH + MgO = CH3COOMg + OH
Ca(NO3)2 + K2Cr2O7 + CH3COONa + H2O = CaCrO4 + KNO3 + Na2CrO4 + CH3COOH =>
Ca(NO3)2 + K2Cr2O7 + 2 CH3COONa + H2O = CaCrO4 + 2 KNO3 + Na2CrO4 + 2 CH3COOH
C17H27NO3 + C6H14 + H2O = C6H12O2 + NH4NO3 =>
18 C17H27NO3 + 2 C6H14 + 79 H2O = 53 C6H12O2 + 9 NH4NO3
CaCO3 + HCl = CaCl2{2} + H2CO3{-2} =>
CaCO3 + 2 HCl = CaCl2{2} + H2CO3{-2}
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
HCO3{-} = H{+} + CO3{-2} =>
HCO3{-} = H{+} + CO3{-2}
CH3CHCHCH2CH3 + Br = CH3CHCHCH2CH3Br =>
CH3CHCHCH2CH3 + Br = CH3CHCHCH2CH3Br
NH4 + OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4 + 2 OH + H2SO4 = (NH4)2SO4 + 2 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
P2O5 = O2 + P4 =>
2 P2O5 = 5 O2 + P4
Pu(SO4)2 + W(ClO2)2 = Pu(ClO2)4 + W(SO4) =>
Pu(SO4)2 + 2 W(ClO2)2 = Pu(ClO2)4 + 2 W(SO4)
K2S + MgCl2 = K2Cl2 + MgS =>
K2S + MgCl2 = K2Cl2 + MgS
NaClO3 + K = ClO3K + Na =>
NaClO3 + K = ClO3K + Na
BrF3 = Br2 + F2 =>
2 BrF3 = Br2 + 3 F2
SO2 + MgO = SO2MgO =>
SO2 + MgO = SO2MgO
NO3 + H = NH4 + H2O =>
NO3 + 10 H = NH4 + 3 H2O
N2O5 + KH = KNO2 + H2O =>
N2O5 + 2 KH = 2 KNO2 + H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
CuO + LiOH = CuOH + LiO =>
CuO + LiOH = CuOH + LiO
C9H10O2 + C6H5MgBr = C19H16O + CH4O + MgBr =>
18 C9H10O2 + 48 C6H5MgBr = 23 C19H16O + 13 CH4O + 48 MgBr
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
Cu2S + SO4{-}2 + H{+} = SO2 + Cu2{+} + H2O =>
3 Cu2S + 5 SO4{-}2 + 8 H{+} = 8 SO2 + 3 Cu2{+} + 4 H2O
H3O + NO = NH3 + O =>
H3O + NO = NH3 + 2 O
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
ZnO(s) + HNO3(l) = Zn(NO3)2(aq) + H2O(l) =>
ZnO(s) + 2 HNO3(l) = Zn(NO3)2(aq) + H2O(l)
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + NaCl + CO2 =>
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + 2 NaCl + CO2
ZnCl2 + Na2CO3 + H2O = NaCl + NaHCO3 + ZnCO3*Zn(OH)2 =>
2 ZnCl2 + 3 Na2CO3 + 2 H2O = 4 NaCl + 2 NaHCO3 + ZnCO3*Zn(OH)2
HBr(aq) + NH3(aq) = NBr + H =>
HBr(aq) + NH3(aq) = NBr + 4 H
Zn + NO{-}2{-} + H{+} = Zn2{+} + N(H4){+} + H2O =>
8 Zn + NO{-}2{-} + 6 H{+} = 4 Zn2{+} + N(H4){+} + H2O
CH3COCH3 + NaHSO3 = CH3CH3COHSO3Na =>
CH3COCH3 + NaHSO3 = CH3CH3COHSO3Na
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
C5H12O + HNO2 = C5H11NO2 + H2O =>
C5H12O + HNO2 = C5H11NO2 + H2O
NaOH + CuSO4 = CuO + Na2SO4 + H2O =>
2 NaOH + CuSO4 = CuO + Na2SO4 + H2O
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
Ca(s) + Al(NO3)3(aq) = Al + Ca(NO3)3 =>
Ca(s) + Al(NO3)3(aq) = Al + Ca(NO3)3
B(OH)3 + H2O = B(OH)4 + H2 =>
2 B(OH)3 + 2 H2O = 2 B(OH)4 + H2
H2SO3 + Pb(OH)2 = PbSO3 + H2O =>
H2SO3 + Pb(OH)2 = PbSO3 + 2 H2O
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
NaC7H5O2 + NaOH = C6H6 + H2O + NaO =>
6 NaC7H5O2 + 24 NaOH = 7 C6H6 + 6 H2O + 30 NaO
Ca(NO3)2 + Cu + H2SO4 = NO2 + Cu(NO3)2 + CaSO4 + H2O =>
2 Ca(NO3)2 + Cu + 2 H2SO4 = 2 NO2 + Cu(NO3)2 + 2 CaSO4 + 2 H2O
S + F2 = S4F =>
8 S + F2 = 2 S4F
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
H2S + (H3CeCOO)2Pb = PbS + H3CeCOOH =>
H2S + (H3CeCOO)2Pb = PbS + 2 H3CeCOOH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K3N + HCl = KCl + NH4Cl =>
K3N + 4 HCl = 3 KCl + NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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