| Équations équilibrées la veille |
P2H6 + 4 O2 = P2O5 + 3 H2O
Na2CO3(s) + C(s) + N2(g) = NaCN(s) + CO(g) =>
Na2CO3(s) + 4 C(s) + N2(g) = 2 NaCN(s) + 3 CO(g)
NH4{+} + VO3{-} + HCl = VOCl3 + H2O + NH4Cl =>
NH4{+} + VO3{-} + 4 HCl = VOCl3 + 2 H2O + NH4Cl
H2CrO4 + H2O = H3O + HCrO4 =>
H2CrO4 + H2O = H3O + HCrO4
Be + P2 = Be3P2 =>
3 Be + P2 = Be3P2
IIK = I2K =>
IIK = I2K
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + Hg2S = ZnS + Hg =>
Zn + Hg2S = ZnS + 2 Hg
FeCl3(aq) + K2C2O4(aq) + H2O(l) = K3[Fe(C2O4)3]*3H2O(s) + KCl(aq) =>
FeCl3(aq) + 3 K2C2O4(aq) + 3 H2O(l) = K3[Fe(C2O4)3]*3H2O(s) + 3 KCl(aq)
C4H10O2 + O2 = CO2 + H2O =>
2 C4H10O2 + 11 O2 = 8 CO2 + 10 H2O
W + S = WS3 =>
W + 3 S = WS3
ClO3{-} + HNO2 = Cl2 + NO3{-} + H{+} + H2O =>
2 ClO3{-} + 5 HNO2 = Cl2 + 5 NO3{-} + 3 H{+} + H2O
Li + CeCl3 = Ce + LiCl =>
3 Li + CeCl3 = Ce + 3 LiCl
Cr(OH)3 + KI + H2SO4 = CrSO4 + I2 + K2SO4 + H2O =>
2 Cr(OH)3 + 2 KI + 3 H2SO4 = 2 CrSO4 + I2 + K2SO4 + 6 H2O
CaHPO4 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
2 CaHPO4 + H2SO4 = Ca(H2PO4)2 + CaSO4
Pb(NO3)4(aq) + MgCl2(aq) = Mg(NO3)2(aq) + PbCl4(s) =>
Pb(NO3)4(aq) + 2 MgCl2(aq) = 2 Mg(NO3)2(aq) + PbCl4(s)
Fe(OH)2 + O2 = FeO3 + H2O =>
Fe(OH)2 + O2 = FeO3 + H2O
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
H1 + OH = H2O =>
H1 + OH = H2O
Fe + (CO3)2 = Fe2(CO3)3 =>
4 Fe + 3(CO3)2 = 2 Fe2(CO3)3
Fe + Cu(SO4)2 = Fe(SO4) + Cu =>
2 Fe + Cu(SO4)2 = 2 Fe(SO4) + Cu
H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + H2O =>
2 H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + 2 H2O
C8H8O4 + O2 = CO2 + H2O =>
C8H8O4 + 8 O2 = 8 CO2 + 4 H2O
CdSO4 + H2S = CdS + H2SO4 =>
CdSO4 + H2S = CdS + H2SO4
W + ClF = WF6 + Cl2 =>
W + 6 ClF = WF6 + 3 Cl2
CuCl2 + NaOH = Cu(OH)2CuCl2 + NaCl =>
2 CuCl2 + 2 NaOH = Cu(OH)2CuCl2 + 2 NaCl
FeP + FeS2 = FeS + P4S10 =>
4 FeP + 14 FeS2 = 18 FeS + P4S10
Cl2(g) + NaBr(aq) = Br2(l) + NaCl(aq) =>
Cl2(g) + 2 NaBr(aq) = Br2(l) + 2 NaCl(aq)
Sn + OH = Sn(OH)2 =>
Sn + 2 OH = Sn(OH)2
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + KCl(aq) =>
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + 2 KCl(aq)
Fe(CNS)3 + KCl = FeCl3 + KCNS =>
Fe(CNS)3 + 3 KCl = FeCl3 + 3 KCNS
HgNO3(aq) + LiCl(aq) = Hg2Cl2(s) + LiNO3(aq) =>
2 HgNO3(aq) + 2 LiCl(aq) = Hg2Cl2(s) + 2 LiNO3(aq)
Na2S(aq) + ZnSO4(aq) = Na2SO4(aq) + ZnS(s) =>
Na2S(aq) + ZnSO4(aq) = Na2SO4(aq) + ZnS(s)
Cu3(PO4)2 + HCl = Cu + H3PO4 + Cl2 =>
Cu3(PO4)2 + 6 HCl = 3 Cu + 2 H3PO4 + 3 Cl2
Ni{2+} + Ag = Ni + Ag{+} =>
Ni{2+} + 2 Ag = Ni + 2 Ag{+}
Ca(CIO4)2 = Ca + CIO4 =>
Ca(CIO4)2 = Ca + 2 CIO4
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2 =>
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2
KClO4 = ClO4 + K =>
KClO4 = ClO4 + K
Se + Br2 + H2O = HBr + H2SeO4 =>
Se + 3 Br2 + 4 H2O = 6 HBr + H2SeO4
Na3(PO4) + HNO3 = NaNO3 + H3PO4 =>
Na3(PO4) + 3 HNO3 = 3 NaNO3 + H3PO4
SrI2 + H2O = HI + SrO =>
SrI2 + H2O = 2 HI + SrO
OCl{-} + S2O3{-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
7 OCl{-} + 2 S2O3{-} + 6 OH{-} = 4 SO4{2-} + 7 Cl{-} + 3 H2O
K2S + Cu(NO3)2 = CuS + K(NO3) =>
K2S + Cu(NO3)2 = CuS + 2 K(NO3)
B(OH)3 + CH3CH2OH = B(OCH2CH3)3 + H2O =>
B(OH)3 + 3 CH3CH2OH = B(OCH2CH3)3 + 3 H2O
FeO + NaNO3 = Na2O + Fe(NO3)2 =>
FeO + 2 NaNO3 = Na2O + Fe(NO3)2
C7H6O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C7H6O2(g) + 15 O2(g) = 14 CO2(g) + 6 H2O(g)
Cu + NaOH = Na2O + Cu(OH)2 + H2 =>
Cu + 4 NaOH = 2 Na2O + Cu(OH)2 + H2
C + H + O = CH2O =>
C + 2 H + O = CH2O
ZnSO4 + CuO = ZnO + CuSO4 =>
ZnSO4 + CuO = ZnO + CuSO4
P(s) + KClO3(s) = KCl(s) + P2O5(s) =>
6 P(s) + 5 KClO3(s) = 5 KCl(s) + 3 P2O5(s)
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Équations équilibrées sur11/13/24
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