| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Be(NO3)2(aq) + 2 Na3PO4(aq) = Be3(PO4)2(s) + 6 NaNO3(aq)
KOH + CuO = K2CuO2 + H2O =>
2 KOH + CuO = K2CuO2 + H2O
PCe5 + H2O = H3PO4 + HCe =>
PCe5 + 4 H2O = H3PO4 + 5 HCe
B5H9 + H2O = H3BO3 + H =>
B5H9 + 15 H2O = 5 H3BO3 + 24 H
Zn(Cl)2 + Na2S = ZnS + Na2Cl2 =>
Zn(Cl)2 + Na2S = ZnS + Na2Cl2
H2O + NaBH4 + Pd2{+} = NaBO2 + Pd + H{+} =>
2 H2O + NaBH4 + 8 Pd2{+} = NaBO2 + 16 Pd + 8 H{+}
CCl3CHO + NaOH = CHCl3 + HCOONa =>
CCl3CHO + NaOH = CHCl3 + HCOONa
I + S = I(II)S =>
3 I + S = I(II)S
BaNO3 + Br2 = BrNO3 + Ba =>
2 BaNO3 + Br2 = 2 BrNO3 + 2 Ba
H2O2 + Cr2(SO4)3 + KOH = K2SO4 + K2CrO4 + H2O =>
3 H2O2 + Cr2(SO4)3 + 10 KOH = 3 K2SO4 + 2 K2CrO4 + 8 H2O
Cr(CH3COO)2 + NaOH = Cr(OH)2 + NaCH3COO =>
Cr(CH3COO)2 + 2 NaOH = Cr(OH)2 + 2 NaCH3COO
Co + Br = CoBr =>
Co + Br = CoBr
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
CuO + FeS = FeO + Cu2O + SO2 =>
6 CuO + FeS = FeO + 3 Cu2O + SO2
Ba(OH)2 + Fe = Fe(OH)3 + BaOH =>
3 Ba(OH)2 + Fe = Fe(OH)3 + 3 BaOH
NO2 + P = N2 + P2O5 =>
10 NO2 + 8 P = 5 N2 + 4 P2O5
AlF3 + Al = Al3F3 =>
AlF3 + 2 Al = Al3F3
HCl + C8H9NO + CuCl2*2H2O = CuCl4C16H20N2O2 + H2O =>
2 HCl + 2 C8H9NO + CuCl2*2H2O = CuCl4C16H20N2O2 + 2 H2O
P2O5 + NaNO3 = P(NO3)5 + Na2O =>
P2O5 + 10 NaNO3 = 2 P(NO3)5 + 5 Na2O
C2H4O1 + O2 = CO2 + H2O =>
2 C2H4O1 + 5 O2 = 4 CO2 + 4 H2O
Be + NO2 = Be(NO2)2 =>
Be + 2 NO2 = Be(NO2)2
SO2 + O35 = SO3 =>
35 SO2 + O35 = 35 SO3
CH3{-}CH2{-}Br = CH3{-}CH2{-}OH =>
CH3{-}CH2{-}Br = CH3{-}CH2{-}OH
C2H4O(l) = C4H6O(l) + H2O(l) =>
2 C2H4O(l) = C4H6O(l) + H2O(l)
CCl2 = C + Cl2 =>
CCl2 = C + Cl2
Na + S3 = Na2S =>
6 Na + S3 = 3 Na2S
CdCl2 + Na2CO3 + H2O = Cd(OH)2 + H2CO3 + NaCl =>
CdCl2 + Na2CO3 + 2 H2O = Cd(OH)2 + H2CO3 + 2 NaCl
C2 + H = CH1 =>
C2 + 2 H = 2 CH1
P + Se = P4Se10 =>
4 P + 10 Se = P4Se10
K2S + CaBr2 = K2Br2 + CaS =>
K2S + CaBr2 = K2Br2 + CaS
AlCl3(aq) + NaNO3(aq) = Al(NO3)3(aq) + NaCl(aq) =>
AlCl3(aq) + 3 NaNO3(aq) = Al(NO3)3(aq) + 3 NaCl(aq)
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
NiCl2 + Na2CrO4 = NiCrO4 + Na2Cl2 =>
NiCl2 + Na2CrO4 = NiCrO4 + Na2Cl2
HClO4 + Ag = AgCl2 + HO4 =>
2 HClO4 + Ag = AgCl2 + 2 HO4
Ba(NO3)2 + NaOH = Ba(OH)2 + Na + NO3 =>
Ba(NO3)2 + 2 NaOH = Ba(OH)2 + 2 Na + 2 NO3
H2 + Ce = HCe =>
H2 + 2 Ce = 2 HCe
Cu + HNO3 = NO + Cu(NO3)2 + H2O = Cu + HNO3 =>
3 Cu + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 4 H2O
Al(s) + F2(g) = AlF3(s) =>
2 Al(s) + 3 F2(g) = 2 AlF3(s)
CoO + Cl2 = CoCl2 + O2 =>
2 CoO + 2 Cl2 = 2 CoCl2 + O2
Hg + Pb = HgPb =>
Hg + Pb = HgPb
Na2SO4 + HNO3 = HSO4 + Na2NO3 =>
Na2SO4 + HNO3 = HSO4 + Na2NO3
CH3NHCH3CH3 + O2 = CO2 + H2O + N2 =>
2 CH3NHCH3CH3 + 11 O2 = 6 CO2 + 10 H2O + N2
Na2CO3 + CaO = CaCO3 + Na2O =>
Na2CO3 + CaO = CaCO3 + Na2O
Fe(OH)3 + ZnO = Zn(OH)2 + Fe2O3 =>
2 Fe(OH)3 + 3 ZnO = 3 Zn(OH)2 + Fe2O3
C7H7NH2 + HCl = C7H7NH3Cl =>
C7H7NH2 + HCl = C7H7NH3Cl
Ca + S + O = CaSO4 =>
Ca + S + 4 O = CaSO4
C6H12 + O2 = H2O + CO2 =>
C6H12 + 9 O2 = 6 H2O + 6 CO2
HBr + Ag2CO3 = CO2 + H2O + AgBr =>
2 HBr + Ag2CO3 = CO2 + H2O + 2 AgBr
S2O3{2-} + J2 + OH{-} = SO4{2-} + J{-} + H2O =>
S2O3{2-} + 4 J2 + 10 OH{-} = 2 SO4{2-} + 8 J{-} + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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