Équations équilibrées la veille |
3 K2 + MnO4 + 8 HCl = MnCl2 + 6 KCl + 4 H2O
NH2CH2CONHCH2(CH3)COOHHClH2O = NH2CH2COOHNH3ClCH2(CH3)COOH =>
NH2CH2CONHCH2(CH3)COOHHClH2O = NH2CH2COOHNH3ClCH2(CH3)COOH
MgCl2HCl = MgCl3H =>
MgCl2HCl = MgCl3H
Ca(CN)2 + K2Se = K2(CN)2 + Ca2Se2 =>
2 Ca(CN)2 + 2 K2Se = 2 K2(CN)2 + Ca2Se2
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H10O2 + 2 MnO2 + 2 KOH
HNO3ZnSO4 = HZnSO4NO3 =>
HNO3ZnSO4 = HZnSO4NO3
H2C4H4O5 + LiOH = H2O + Li2C4H4O5 =>
H2C4H4O5 + 2 LiOH = 2 H2O + Li2C4H4O5
Cl2(g)MgBr(s) = Br(s)Cl2Mg(s) =>
Cl2(g)MgBr(s) = Br(s)Cl2Mg(s)
AlCl3 + KOH = KCl + K3[Al(OH)6] =>
AlCl3 + 6 KOH = 3 KCl + K3[Al(OH)6]
ZnH2SO4 = ZnSH2O4 =>
ZnH2SO4 = ZnSH2O4
AuCl3 + NH3 = (Au(NH3)4)Cl3 =>
AuCl3 + 4 NH3 = (Au(NH3)4)Cl3
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
KMnO4 + KNO + KOH = K2MnO4 + KNO3 + H2O =>
4 KMnO4 + KNO + 4 KOH = 4 K2MnO4 + KNO3 + 2 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
Mg(OH)2 + HCl = MgCl2 + (OH2)2 =>
Mg(OH)2 + 2 HCl = MgCl2 + (OH2)2
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Na3VO4 + H2O2 = Na3[VO(O2)3] + H2O =>
Na3VO4 + 3 H2O2 = Na3[VO(O2)3] + 3 H2O
NO + S = N + SO2 =>
2 NO + S = 2 N + SO2
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
Li2CO3 + SrCO3 + CaCO3 + SiO2 = Li4SrCa(SiO4)2 + CO2 =>
2 Li2CO3 + SrCO3 + CaCO3 + 2 SiO2 = Li4SrCa(SiO4)2 + 4 CO2
NaOH + Al = H2 + Na3AlO3 =>
6 NaOH + 2 Al = 3 H2 + 2 Na3AlO3
FeBr3 + Cl2 = FeCl3 + Br2 =>
2 FeBr3 + 3 Cl2 = 2 FeCl3 + 3 Br2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
NaOH + Al = H2 + Na3AlO3 =>
6 NaOH + 2 Al = 3 H2 + 2 Na3AlO3
CaCl + Pb(NO3)2 = PbCl + Ca(NO3)2 =>
CaCl + Pb(NO3)2 = PbCl + Ca(NO3)2
I({-}) + IO3{-} + Cl{-} + H{+} = ICl2({-}) + H2O =>
2 I({-}) + IO3{-} + 6 Cl{-} + 6 H{+} = 3 ICl2({-}) + 3 H2O
Na[Al(OH)4]HNO3 = NaNO3H2OAl(OH)3 =>
Na[Al(OH)4]HNO3 = NaNO3H2OAl(OH)3
Li2O + HBr = Li2Br2 + H2O =>
Li2O + 2 HBr = Li2Br2 + H2O
Fe{2+} + CO3{2-} = FeCO3 =>
Fe{2+} + CO3{2-} = FeCO3
H2O2 + Br2 = HBrO3 + H2O =>
5 H2O2 + Br2 = 2 HBrO3 + 4 H2O
CH2(OH) + O2 = CO2 + H2O =>
4 CH2(OH) + 5 O2 = 4 CO2 + 6 H2O
K(NO3) + Zn = Zn(NO3)2 + K =>
2 K(NO3) + Zn = Zn(NO3)2 + 2 K
R2D2 + C3PO = RC2 + D2P + RO2 =>
2 R2D2 + 2 C3PO = 3 RC2 + 2 D2P + RO2
Po2H2 = PoH =>
Po2H2 = 2 PoH
AuCl3 + NH3 = (Au(NH3)4)Cl3 =>
AuCl3 + 4 NH3 = (Au(NH3)4)Cl3
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Li2CO3 + SrCO3 + CaCO3 + SiO2 = Li4SrCa(SiO4)2 + CO2 =>
2 Li2CO3 + SrCO3 + CaCO3 + 2 SiO2 = Li4SrCa(SiO4)2 + 4 CO2
Zn(C2H3O2)2 + Na3PO4 = NaC2H3O2 + Zn3(PO4)2 =>
3 Zn(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Zn3(PO4)2
Ca(OH)2 + BaO = CaO + Ba(OH)2 =>
Ca(OH)2 + BaO = CaO + Ba(OH)2
Ca(OH)2 + Cl2O7 = CaO + Cl(OH)7 =>
7 Ca(OH)2 + Cl2O7 = 7 CaO + 2 Cl(OH)7
KOH + MnO2 + NaClO4 = NaClO2 + KMnO4 + H2O =>
4 KOH + 4 MnO2 + 3 NaClO4 = 3 NaClO2 + 4 KMnO4 + 2 H2O
CS2(l) + O2(g) = CO2 + SO2(g) =>
CS2(l) + 3 O2(g) = CO2 + 2 SO2(g)
NaClO4 + BaCl2 = Ba(ClO4)2 + NaCl =>
2 NaClO4 + BaCl2 = Ba(ClO4)2 + 2 NaCl
PbSn(NO3)2 = Pb(NO3)2Sn =>
PbSn(NO3)2 = Pb(NO3)2Sn
NH4ClCaOH = NH3H2OCaCl =>
NH4ClCaOH = NH3H2OCaCl
NH3 + O2 = H2O + N2O =>
2 NH3 + 2 O2 = 3 H2O + N2O
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
K2Cr2O7 + KI + HCl = CrCl3 + KCl + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 8 KCl + 3 I2 + 7 H2O
C2H5NH3Cl + HNO3 = C2H5NH3NO3 + HCl =>
C2H5NH3Cl + HNO3 = C2H5NH3NO3 + HCl
CsNO3 + H2O = CsOH + HNO3 =>
CsNO3 + H2O = CsOH + HNO3
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