| Équations équilibrées la veille |
Zn + 2 HCIO4 = Zn(CIO4)2 + H2
Cr2O7{2+} + Hg + H2O = Hg{2+} + Cr{3+} + OH{-} =>
Cr2O7{2+} + 5 Hg + 7 H2O = 5 Hg{2+} + 2 Cr{3+} + 14 OH{-}
KMnO4 + H2O + SO2 = MnSO4 + KHSO4 + H2SO4 =>
2 KMnO4 + 2 H2O + 5 SO2 = 2 MnSO4 + 2 KHSO4 + H2SO4
(CH3CH2O)2POH + H2O = CH3CH2OH + H3PO3 =>
(CH3CH2O)2POH + 2 H2O = 2 CH3CH2OH + H3PO3
C3H2CH(OH)CH(C2H5)CH2OH + O2 = CO2 + H2O =>
4 C3H2CH(OH)CH(C2H5)CH2OH + 41 O2 = 32 CO2 + 26 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Ni(ClO3)2 + Al = Al(ClO3)3 + Ni =>
3 Ni(ClO3)2 + 2 Al = 2 Al(ClO3)3 + 3 Ni
NaOH(ac) + Cu(No3)2(ac) = NaNo3(ac) + Cu(OH)2(s) =>
2 NaOH(ac) + Cu(No3)2(ac) = 2 NaNo3(ac) + Cu(OH)2(s)
BaCl2(aq) + CuSO4 = BaSO4 + CuCl2 =>
BaCl2(aq) + CuSO4 = BaSO4 + CuCl2
Zn(s) + HNO3(aq) = ZnNO3(ag) + H2(s) =>
2 Zn(s) + 2 HNO3(aq) = 2 ZnNO3(ag) + H2(s)
SbCl3 + Na2CO3 + H2O = SbO(OH) + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + H2O = 2 SbO(OH) + 6 NaCl + 3 CO2
HBr + Sn = SnBr3 + H2 =>
6 HBr + 2 Sn = 2 SnBr3 + 3 H2
NaHO + H2SO4 = H2O + Na2SO4 = =>
2 NaHO + H2SO4 = 2 H2O + Na2SO4
K3PO4 + CaCO3 = Ca3(PO4)2 + K2CO3 =>
2 K3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 K2CO3
IO3{-} + H2S = I2 + SO3{-2} + H{+} + H2O =>
6 IO3{-} + 5 H2S = 3 I2 + 5 SO3{-2} + 4 H{+} + 3 H2O
I2 + C2H2 = HI + C =>
I2 + C2H2 = 2 HI + 2 C
F + Ba3P2 = BaF2 + P =>
6 F + Ba3P2 = 3 BaF2 + 2 P
CaI2 + Na(NO3) = NaI + Ca(NO3)2 =>
CaI2 + 2 Na(NO3) = 2 NaI + Ca(NO3)2
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
CuCl2 + K2CO3 = Cu(CO3) + KCl =>
CuCl2 + K2CO3 = Cu(CO3) + 2 KCl
AsCl3 + H2O = As2O3 + HCl =>
2 AsCl3 + 3 H2O = As2O3 + 6 HCl
AgNO3 + NaBr = AgBr*NaNO3 =>
AgNO3 + NaBr = AgBr*NaNO3
Na2S + KOH = NaOH + S + K =>
Na2S + 2 KOH = 2 NaOH + S + 2 K
C6H5COOHNa + HCl = C6H5COOH + NaCl + H2 =>
2 C6H5COOHNa + 2 HCl = 2 C6H5COOH + 2 NaCl + H2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
H2SiO3 = SiO2 + H2O =>
H2SiO3 = SiO2 + H2O
NaCI(I) = Na(s) + CI2(g) =>
NaCI(I) = Na(s) + CI2(g)
Hg + Sn(SO4)2(aq) = HgSn(s) + SO4(aq) =>
Hg + Sn(SO4)2(aq) = HgSn(s) + 2 SO4(aq)
Au(OH)3 + H3PO3 = Au + H3PO4 + H2O =>
2 Au(OH)3 + 3 H3PO3 = 2 Au + 3 H3PO4 + 3 H2O
N2O + O2 = N2O4 =>
2 N2O + 3 O2 = 2 N2O4
HH2SO4 + KOH = H2O + H + K2SO4 =>
HH2SO4 + 2 KOH = 2 H2O + H + K2SO4
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
FeS + NO2{-} + H{+} = Fe3{+} + (SO32)2{-} + H2O + NO =>
6 FeS + 383 NO2{-} + 382 H{+} = 2 Fe3{+} + 3(SO32)2{-} + 191 H2O + 383 NO
BaCl2 + K2SO4 = KCl + BaSO4 =>
BaCl2 + K2SO4 = 2 KCl + BaSO4
AgI + HNO3 = AgNO3 + HI =>
AgI + HNO3 = AgNO3 + HI
LiO2 = Li2O + O2 =>
4 LiO2 = 2 Li2O + 3 O2
Pb{2+} + NH3 + H2O = Pb(OH)2 + NH4{+} =>
Pb{2+} + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4{+}
Ba(Cl2)2 + Zn(SO4)2 = Ba(SO4)2 + Zn(Cl2)2 =>
Ba(Cl2)2 + Zn(SO4)2 = Ba(SO4)2 + Zn(Cl2)2
Ca3(PO4)2 + H2SO4 + H2O = Ca(H2PO4)2 + CaSO4H2O =>
Ca3(PO4)2 + 2 H2SO4 + 2 H2O = Ca(H2PO4)2 + 2 CaSO4H2O
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
LiO + H2SO4 = H2O + LiSO4 =>
LiO + H2SO4 = H2O + LiSO4
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
LiBr + Na2SO3 = Li(SO3) + Na2Br =>
LiBr + Na2SO3 = Li(SO3) + Na2Br
Ag + Cd{2+} = Ag{+} + Cd =>
2 Ag + Cd{2+} = 2 Ag{+} + Cd
NaOH + C15H15N3O2 = C15H14N3O2 + H2O + Na =>
NaOH + C15H15N3O2 = C15H14N3O2 + H2O + Na
C4H4O4 + NaOH = C4H3O4Na + H2O =>
C4H4O4 + NaOH = C4H3O4Na + H2O
ZnAl + HCl = ZnCl + AlCl + H2 =>
ZnAl + 2 HCl = ZnCl + AlCl + H2
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
KAl3Si3O10(OH)2 + SiO2 = KAlSi3O8 + Al2SiO5 + H2O =>
KAl3Si3O10(OH)2 + SiO2 = KAlSi3O8 + Al2SiO5 + H2O
CH3CH2CH2CH2CH2OH + CH3COOH = CH2COOCH2CH2CH2CH2CH3 + H2O =>
18 CH3CH2CH2CH2CH2OH + 25 CH3COOH = 20 CH2COOCH2CH2CH2CH2CH3 + 28 H2O
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Équations équilibrées sur10/15/24
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