Équations équilibrées la veille |
MgCl2 + H2 = H2Cl2 + Mg
K2Cr2O7 + Na2HPO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H3PO4 + H2O =>
K2Cr2O7 + 3 Na2HPO3 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 3 H3PO4 + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MgSO3 + CuNO3 = Mg(NO3) + CuSO3 =>
MgSO3 + CuNO3 = Mg(NO3) + CuSO3
C16H32O2 + CH3OH = C3H8O3 + CH3(CH2)15COOH =>
15 C16H32O2 + CH3OH = C3H8O3 + 14 CH3(CH2)15COOH
Mg + Cr(NO3)3 = Cr + Mg(NO3)3 =>
Mg + Cr(NO3)3 = Cr + Mg(NO3)3
ZnCl2 + Fe = FeCl3 + Zn2 =>
6 ZnCl2 + 4 Fe = 4 FeCl3 + 3 Zn2
SnCl2*2H2O + NH4OH = SnO2 + NH4Cl + H2O + H2 =>
SnCl2*2H2O + 2 NH4OH = SnO2 + 2 NH4Cl + 2 H2O + H2
H2SHClO = SHClH2O =>
H2SHClO = SHClH2O
C6H6 + H2SO4 + HNO3 = C6H5NO2 + H3O{+} + HSO4{-} =>
C6H6 + H2SO4 + HNO3 = C6H5NO2 + H3O{+} + HSO4{-}
S + NaOH = Na2S + Na2SO3 + H20(water) =>
30 S + 60 NaOH = 10 Na2S + 20 Na2SO3 + 3 H20(water)
Na + Co(CIO4)2 = Co + Na(CIO4)2 =>
Na + Co(CIO4)2 = Co + Na(CIO4)2
KIO3(aq) + HCl(aq) = Cl2(aq) + KICl2(aq) + H2O(l) =>
KIO3(aq) + 6 HCl(aq) = 2 Cl2(aq) + KICl2(aq) + 3 H2O(l)
Pb2(NO3)2 + Na(I) = Pb(I) + Na(NO3) =>
Pb2(NO3)2 + 2 Na(I) = 2 Pb(I) + 2 Na(NO3)
C4H6CoO4 + MgS = C4H6MgO4 + CoS =>
C4H6CoO4 + MgS = C4H6MgO4 + CoS
Fe(NO3)3*9H2O + C6H8O7*H2O + NH4OH = C6H8FeNO7*H2O + NH4NO3 + H2O =>
Fe(NO3)3*9H2O + C6H8O7*H2O + 4 NH4OH = C6H8FeNO7*H2O + 3 NH4NO3 + 13 H2O
Al4C3 + H2O1 = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O1 = 4 Al(OH)3 + 3 CH4
Zn + KClO4 = ZnO + KCl =>
4 Zn + KClO4 = 4 ZnO + KCl
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
NaC2H3O2 + CaSO4 = Na2SO4 + Ca(C2H3O2)2 =>
2 NaC2H3O2 + CaSO4 = Na2SO4 + Ca(C2H3O2)2
AgNO2 + Ni = NiNO2 + Ag(m) =>
AgNO2 + Ni = NiNO2 + Ag(m)
H2SO4 + Fe(NO3)3 = H(NO3) + Fe2(SO4)3 =>
3 H2SO4 + 2 Fe(NO3)3 = 6 H(NO3) + Fe2(SO4)3
K + Al(NO3)3 = K(NO3)3 + Al =>
K + Al(NO3)3 = K(NO3)3 + Al
ZnCl2PbO = PbCl2ZnO =>
ZnCl2PbO = PbCl2ZnO
SnS + K2S + O2 + H2O = K2SnS3 + K2SnS(OH)6 =>
4 SnS + 4 K2S + 3 O2 + 6 H2O = 2 K2SnS3 + 2 K2SnS(OH)6
C2H2 + Ag2O = Ag2C2 + H2O =>
C2H2 + Ag2O = Ag2C2 + H2O
V2O5 + HCl = VOCl3 + H2O(classification) =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O(classification)
N2O5 + CaO = N2O + CaO5 =>
N2O5 + CaO = N2O + CaO5
B + W + Co = W2CoB =>
B + 2 W + Co = W2CoB
Al(NO3)3 + (NH4)3(PO4) = AlPO4 + NH4NO3 =>
Al(NO3)3 + (NH4)3(PO4) = AlPO4 + 3 NH4NO3
(HCl) + (NaOH) = (NaCl) + (H2O) =>
(HCl) + (NaOH) = (NaCl) + (H2O)
C6H12O6 = H2 + CH3CH2COOH + CO2 =>
2 C6H12O6 = 3 H2 + 3 CH3CH2COOH + 3 CO2
C2HCl3 + O2 = CO2 + Cl3 + H =>
C2HCl3 + 2 O2 = 2 CO2 + Cl3 + H
Na2CO3 + CO(NH2)2 = NaOCN + H2O =>
Na2CO3 + CO(NH2)2 = 2 NaOCN + 2 H2O
HNO3 + S = NO + SO2 + H2O =>
4 HNO3 + 3 S = 4 NO + 3 SO2 + 2 H2O
HCl + Hg = Hg2Cl + H2 =>
2 HCl + 4 Hg = 2 Hg2Cl + H2
Mg + Cu(NO3)2 = Cu + Mg(NO3)4 =>
Mg + 2 Cu(NO3)2 = 2 Cu + Mg(NO3)4
Fe2O3 + C6H8O7 = FeCH5OOH + H2O + CO =>
3 Fe2O3 + 7 C6H8O7 = 6 FeCH5OOH + 10 H2O + 36 CO
Mg(OH)2(s) + H3PO(aq) = Mg3(PO4)2(s) + H20(l) =>
15 Mg(OH)2(s) + 10 H3PO(aq) = 5 Mg3(PO4)2(s) + 3 H20(l)
AlCl3(aq) + PbSO4(aq) = PbCl2(s) + Al2(SO4)3(aq) =>
2 AlCl3(aq) + 3 PbSO4(aq) = 3 PbCl2(s) + Al2(SO4)3(aq)
Ca(OH)2 + AlF + SiO + H2O = CaAl2Si2O8 + H2 + HF =>
Ca(OH)2 + 2 AlF + 2 SiO + 4 H2O = CaAl2Si2O8 + 4 H2 + 2 HF
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(OH)2 + Fe = Fe(OH)2 + Pb =>
Pb(OH)2 + Fe = Fe(OH)2 + Pb
HBr + Na2Cr2O7 + PbBr2 = CrBr3 + PbBr4 + NaBr + H2O =>
14 HBr + Na2Cr2O7 + 3 PbBr2 = 2 CrBr3 + 3 PbBr4 + 2 NaBr + 7 H2O
Na + Co(CIO4)2 = Co + Na(CIO4)2 =>
Na + Co(CIO4)2 = Co + Na(CIO4)2
HgSO4 + HCl = HgCl2 + SO2 + O2 + H2O =>
2 HgSO4 + 4 HCl = 2 HgCl2 + 2 SO2 + O2 + 2 H2O
N2H4 + H2O = N2H5 + HO =>
N2H4 + H2O = N2H5 + HO
FeSO4 + H2SO4 + KVO3 = Fe2(SO4)3 + V2(SO4)3 + H2O + K2SO4 =>
4 FeSO4 + 6 H2SO4 + 2 KVO3 = 2 Fe2(SO4)3 + V2(SO4)3 + 6 H2O + K2SO4
Fe + Li2CO3 = Fe2(CO3)3 + Li =>
2 Fe + 3 Li2CO3 = Fe2(CO3)3 + 6 Li
KCl(aq) + Ba(NO3)2 = BaCl2(s) + KNO3(aq) =>
2 KCl(aq) + Ba(NO3)2 = BaCl2(s) + 2 KNO3(aq)
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