| Équations équilibrées la veille |
2(NH4)(CO3) + (Ag)(SO4) = (NH4)2(SO4) + (Ag)(CO3)2
IO3{-} + HSO3{-} = I{-} + H{+} + SO4{-2} =>
IO3{-} + 3 HSO3{-} = I{-} + 3 H{+} + 3 SO4{-2}
CuCl2 + CH3COOH = Cu(COH)2 + HCl =>
CuCl2 + CH3COOH = Cu(COH)2 + 2 HCl
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
H{+} + MnO4{-} + H2C2O4 = Mn + H2O + CO2 =>
2 H{+} + 2 MnO4{-} + 7 H2C2O4 = 2 Mn + 8 H2O + 14 CO2
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
MgCr2O4 + HCl = MgCl2 + H2Cr2O4 =>
MgCr2O4 + 2 HCl = MgCl2 + H2Cr2O4
K2Cr2O2 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4) + H2O =>
K2Cr2O2 + 4 FeSO4 + 2 H2SO4 = K2SO4 + Cr2(SO4)3 + 2 Fe2(SO4) + 2 H2O
Al2(SO4)3 + K2Se = Al2Se3 + K2SO4 =>
Al2(SO4)3 + 3 K2Se = Al2Se3 + 3 K2SO4
CaPO4 + SiO2 + C = CaSiO3 + P4 + CO =>
4 CaPO4 + 4 SiO2 + 12 C = 4 CaSiO3 + P4 + 12 CO
C2 + D2 = C2D3 =>
2 C2 + 3 D2 = 2 C2D3
C6H12 + KMnO4 + H2O = C6H10(OH)2 + KOH + MnO2 =>
3 C6H12 + 4 KMnO4 + 2 H2O = 3 C6H10(OH)2 + 4 KOH + 4 MnO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NiSO4(aq) + CaCl2(aq) = NiCl2(s) + CaSO4 =>
NiSO4(aq) + CaCl2(aq) = NiCl2(s) + CaSO4
K2Cr2O7 + H2O = KOH + Cr2O7 + H2 =>
K2Cr2O7 + 2 H2O = 2 KOH + Cr2O7 + H2
KClO3 + KOH + MnO2 = K2MnO4 + H2O + KCl =>
KClO3 + 6 KOH + 3 MnO2 = 3 K2MnO4 + 3 H2O + KCl
C8H5KO4 + NaOH = C8H5KNaO4 + OH =>
C8H5KO4 + NaOH = C8H5KNaO4 + OH
C4H6BaO4 + Al2(SO4)3 = C4H6(SO4)3 + Al2BaO4 =>
C4H6BaO4 + Al2(SO4)3 = C4H6(SO4)3 + Al2BaO4
C6H4(CH3)2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C6H4(COOH)2 =>
5 C6H4(CH3)2 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 6 K2SO4 + 28 H2O + 5 C6H4(COOH)2
H2CO3 + CsOH = H2OH + CsCO3 =>
H2CO3 + CsOH = H2OH + CsCO3
Kl + Cl2 = Kl2Cl =>
4 Kl + Cl2 = 2 Kl2Cl
Fe(s) + CuSO4(aq) = Cu(s) + FeSO4 =>
Fe(s) + CuSO4(aq) = Cu(s) + FeSO4
H2S + NiO = NiS + H2O =>
H2S + NiO = NiS + H2O
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
C6H4CH3 + O2 = CO2 + H2O =>
4 C6H4CH3 + 35 O2 = 28 CO2 + 14 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Sb2S3(s) + HCl = H3SbCl6(s) + H2S(g) =>
Sb2S3(s) + 12 HCl = 2 H3SbCl6(s) + 3 H2S(g)
Fe + OH = Fe2O + H2O =>
2 Fe + 2 OH = Fe2O + H2O
ZnBr2 + Na3PO4 = ZnPO4 + Na3Br2 =>
ZnBr2 + Na3PO4 = ZnPO4 + Na3Br2
Cu(HNO3)2 + NaOH = Cu(OH)2 + NaHNO3 =>
Cu(HNO3)2 + 2 NaOH = Cu(OH)2 + 2 NaHNO3
AgNO3 + HCl = AgCl + NO3 + H =>
AgNO3 + HCl = AgCl + NO3 + H
C3H3Ag + HCl = C3H4 + AgCl =>
C3H3Ag + HCl = C3H4 + AgCl
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C2H5COH + Br2 = CBr + H2O + H2 =>
2 C2H5COH + 3 Br2 = 6 CBr + 2 H2O + 4 H2
Cu(NO3)2*3H2O + NaHCO3 = CuCO3 + NaH(NO3)2 + H2O =>
Cu(NO3)2*3H2O + NaHCO3 = CuCO3 + NaH(NO3)2 + 3 H2O
BN + Fe2O3 = BNFe2O3 =>
BN + Fe2O3 = BNFe2O3
NaBr + H3Po4 = Na3Po4 + HBr =>
3 NaBr + H3Po4 = Na3Po4 + 3 HBr
AsH3 + NaOH + H2O2 = Na3AsO3 + H2O =>
AsH3 + 3 NaOH + 3 H2O2 = Na3AsO3 + 6 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + NO2 + H2SO4 + H2O =>
CuFeS2 + 22 HNO3 = Cu(NO3)2 + Fe(NO3)3 + 17 NO2 + 2 H2SO4 + 9 H2O
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
KOH + H3(PO4) = (K3)(PO4) + H2O =>
3 KOH + H3(PO4) = (K3)(PO4) + 3 H2O
HClO + NaOH + H2S = HCl + Na2SO4 + H2O =>
4 HClO + 2 NaOH + H2S = 4 HCl + Na2SO4 + 2 H2O
NH4Cl + K2O = NH3 + KCl + H2O =>
2 NH4Cl + K2O = 2 NH3 + 2 KCl + H2O
HNO3 + NiS = H2O + NO + NiSO4 =>
8 HNO3 + 3 NiS = 4 H2O + 8 NO + 3 NiSO4
H2S + Li2SO4 = H2SO4 + Li2S =>
H2S + Li2SO4 = H2SO4 + Li2S
SnCl2 + KIO3 + HCl = SnCl4 + KCl + H2O + I2 =>
5 SnCl2 + 2 KIO3 + 12 HCl = 5 SnCl4 + 2 KCl + 6 H2O + I2
NiCl2 + Ba = Ni + BaCl2 =>
NiCl2 + Ba = Ni + BaCl2
(H2)12 + (N2)4 = NH3 =>
(H2)12 + (N2)4 = 8 NH3
KHS + H2O = H2S + KOH =>
KHS + H2O = H2S + KOH
KNO2 + H2S04 + HCl = NO + S + KCl + H2O =>
2 KNO2 + H2S04 + 2 HCl = 2 NO + 4 S + 2 KCl + 2 H2O
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