Équations équilibrées la veille |
2 K2CrO4 + 3 Fe + 8 H2SO4 = Cr2(SO4)3 + 3 FeSO4 + 2 K2SO4 + 8 H2O
NaN3 + Cu = Cu(N3)2 + Na =>
2 NaN3 + Cu = Cu(N3)2 + 2 Na
Al(NO2)3 + NH4Cl = AlCl3 + H2O + N2 =>
Al(NO2)3 + 3 NH4Cl = AlCl3 + 6 H2O + 3 N2
Fe(OH2) + H2CO3 = FeCO2 + H2O =>
Fe(OH2) + H2CO3 = FeCO2 + 2 H2O
ReO2 + O2 = Re2O7 =>
4 ReO2 + 3 O2 = 2 Re2O7
Al + CO2 = Al2O3 + CO =>
2 Al + 3 CO2 = Al2O3 + 3 CO
SCl2 + NH3 = SN4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = SN4 + 12 NH4Cl + 5 S
KMnO4 + KHSO3 + H2O = MnO2 + KHSO4 + KOH =>
2 KMnO4 + 3 KHSO3 + H2O = 2 MnO2 + 3 KHSO4 + 2 KOH
PCl3 + HOH = H + Cl + H3PO3 =>
PCl3 + 3 HOH = 3 H + 3 Cl + H3PO3
Ba(Cl02)2 + HNO3 = Ba(NO3)2 + HCl02 =>
Ba(Cl02)2 + 2 HNO3 = Ba(NO3)2 + 2 HCl02
As + HClO = HAsO3 + Cl2 + H2O =>
2 As + 10 HClO = 2 HAsO3 + 5 Cl2 + 4 H2O
NH4OH + H2O = (NH4)O + H3O =>
NH4OH + H2O = (NH4)O + H3O
C(g) + H2O(l) = CO(g) + H2(g) =>
C(g) + H2O(l) = CO(g) + H2(g)
Co(NO3)3 = CoO + N2 + O2 =>
2 Co(NO3)3 = 2 CoO + 3 N2 + 8 O2
Al(NO3)3 + Ba(OH)2 = Al(OH)2 + Ba(NO3)3 =>
Al(NO3)3 + Ba(OH)2 = Al(OH)2 + Ba(NO3)3
Fe2 + CrO42{-} + H{+} = Fe3{+} + Cr(OH)3 + H2O =>
120 Fe2 + CrO42{-} + 81 H{+} = 80 Fe3{+} + Cr(OH)3 + 39 H2O
K2CO3 + H2O + Fe(OH)3 + Co(NO)4 + KOH = K4Fe(CN)6 + Co(OH)3 + KNO3 =>
90 K2CO3 + 52 H2O + 15 Fe(OH)3 + 61 Co(NO)4 + 34 KOH = 15 K4Fe(CN)6 + 61 Co(OH)3 + 154 KNO3
H2SO4 + Ca = Ca(HSO4)2 + H2 =>
2 H2SO4 + Ca = Ca(HSO4)2 + H2
AgCl + KI = AgI + KCl =>
AgCl + KI = AgI + KCl
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Na2C2 + H2O = C2H2 + Na2O =>
Na2C2 + H2O = C2H2 + Na2O
Al + NiBr3 = NiAl + Br2 =>
2 Al + 2 NiBr3 = 2 NiAl + 3 Br2
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
Al(NO3)3 + H2SO4 = HNO3 + Al2(SO4)3 =>
2 Al(NO3)3 + 3 H2SO4 = 6 HNO3 + Al2(SO4)3
C2H2 + O2 = *CO2 + H2O =>
2 C2H2 + 5 O2 = 4*CO2 + 2 H2O
SO2 + HNO3 = NO2 + H2SO4 =>
SO2 + 2 HNO3 = 2 NO2 + H2SO4
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
Na + HClO3 = NaClO3 + H2 =>
2 Na + 2 HClO3 = 2 NaClO3 + H2
Na(OH) + H2(SO4) = Na2(SO4) + H2O =>
2 Na(OH) + H2(SO4) = Na2(SO4) + 2 H2O
MgCl2*(H2O) = MgCl2 + H2O =>
MgCl2*(H2O) = MgCl2 + H2O
C164H88O2 + O2 = CO2 + H2O =>
C164H88O2 + 185 O2 = 164 CO2 + 44 H2O
NaCl + NaOH = Na2 + ClOH =>
NaCl + NaOH = Na2 + ClOH
Al(NO3)3 + LiOH = Al(OH)3 + LiNO3 =>
Al(NO3)3 + 3 LiOH = Al(OH)3 + 3 LiNO3
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
PBr5 = P4 + Br2 =>
4 PBr5 = P4 + 10 Br2
HCl + CuO = CuCl2 + H2O =>
2 HCl + CuO = CuCl2 + H2O
(NH4)2SO4 + NaOH = (NH4)2Na + SO4OH =>
(NH4)2SO4 + NaOH = (NH4)2Na + SO4OH
MnO4{-} + I{-} + H{+} = I2{-} + H2O + Mn =>
MnO4{-} + 14 I{-} + 8 H{+} = 7 I2{-} + 4 H2O + Mn
ClO3 + Cr = ClO2 + Cr2O7 =>
7 ClO3 + 2 Cr = 7 ClO2 + Cr2O7
Cr + H2SO4 = Cr2(SO4) + SO2 + H2O =>
2 Cr + 2 H2SO4 = Cr2(SO4) + SO2 + 2 H2O
Cr2O7{2-} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O =>
2 Cr2O7{2-} + 3 CH3OH + 16 H{+} = 3 HCO2H + 4 Cr{3+} + 11 H2O
Co + Al2O3 = Co2O3 + Al =>
2 Co + Al2O3 = Co2O3 + 2 Al
Cr(NO3)3 + KH2PO4 = KCr + NO3 + H2PO4 =>
Cr(NO3)3 + KH2PO4 = KCr + 3 NO3 + H2PO4
Fe2(SO4)3 + K2S = K2SO4 + Fe2S3 =>
Fe2(SO4)3 + 3 K2S = 3 K2SO4 + Fe2S3
CaMg(CO3)2 + Ca = Mg + CaCO3 =>
CaMg(CO3)2 + Ca = Mg + 2 CaCO3
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
SnSO4 + Cl = SnCl2 + SO4 =>
SnSO4 + 2 Cl = SnCl2 + SO4
PbS + HCl = SCl + H + Pb =>
PbS + HCl = SCl + H + Pb
CoS + Fe2[SO4]3 + H2O = CoSO4 + FeSO4 + H2SO4 =>
CoS + 4 Fe2[SO4]3 + 4 H2O = CoSO4 + 8 FeSO4 + 4 H2SO4
C9H5ClI + AgNO3 = AgCl + AgI + C9H5 + NO3 =>
C9H5ClI + 2 AgNO3 = AgCl + AgI + C9H5 + 2 NO3
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