Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 HOH
CrCl3 + (NH4)2S2O8 + NH3 + H2O = (NH4)2CrO4 + NH4Cl + (NH4)2SO4 =>
2 CrCl3 + 3(NH4)2S2O8 + 16 NH3 + 8 H2O = 2(NH4)2CrO4 + 6 NH4Cl + 6(NH4)2SO4
As2CO3 + C = CO2 + As =>
2 As2CO3 + C = 3 CO2 + 4 As
BaH2 + P(NH2)4Cl + SP(NH2)3 = Ba3P5N10Cl + H2 + H2S + NH3 =>
3 BaH2 + P(NH2)4Cl + 4 SP(NH2)3 = Ba3P5N10Cl + 6 H2 + 4 H2S + 6 NH3
NaNO3 + HgO = Na2O + Hg(NO3)2 =>
2 NaNO3 + HgO = Na2O + Hg(NO3)2
AgCl(s) + NH3 = Ag(NH3)2 + Cl2 =>
2 AgCl(s) + 4 NH3 = 2 Ag(NH3)2 + Cl2
As2O5 + NaOH + H2O = Na[As(OH)6] =>
As2O5 + 2 NaOH + 5 H2O = 2 Na[As(OH)6]
MnO4{-} + Fe{2+} + H{+} = Mn{2+}{+} + H2O + Fe{3+} =>
MnO4{-} + 5 Fe{2+} + 8 H{+} = Mn{2+}{+} + 4 H2O + 5 Fe{3+}
LiClO3 + Al = LiCl + Al2O3 =>
LiClO3 + 2 Al = LiCl + Al2O3
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
NaCO3 = Na + O2 + CO2 =>
2 NaCO3 = 2 Na + O2 + 2 CO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
K2CO3(aq) + HBr(aq) = KBr(aq) + H2CO3(aq) =>
K2CO3(aq) + 2 HBr(aq) = 2 KBr(aq) + H2CO3(aq)
Al + Cu(Cl2) = Al(Cl2) + Cu =>
Al + Cu(Cl2) = Al(Cl2) + Cu
Br{-} + Cr2O7{-} + H{+} = Br2 + Cr{3+} + H2O =>
14 Br{-} + 2 Cr2O7{-} + 28 H{+} = 7 Br2 + 4 Cr{3+} + 14 H2O
CH3COONa + H2O = CH2COONa{-} + H3O{+} =>
CH3COONa + H2O = CH2COONa{-} + H3O{+}
P + HN03 + H2O = H3P04 + NO =>
28 P + 3 HN03 + 9 H2O = 7 H3P04 + 9 NO
HCI + Mg(OH){-2} = MgCI{-2} + H2O =>
HCI + Mg(OH){-2} = MgCI{-2} + H2O
(NH4)2H2V2O10 + H2SO4 = H4V2O10 + (NH4)2SO4 =>
(NH4)2H2V2O10 + H2SO4 = H4V2O10 + (NH4)2SO4
Cr(NO3)3 = CrO + NO2 + O2 =>
Cr(NO3)3 = CrO + 3 NO2 + O2
Ni2O3 + H2O = Ni(OH)3 =>
Ni2O3 + 3 H2O = 2 Ni(OH)3
ZnCl2 + Na3P = Zn3P2 + NaCl =>
3 ZnCl2 + 2 Na3P = Zn3P2 + 6 NaCl
KIO3 + H2SO3 = H2SO4 + KSO4 + I2 + H2O =>
2 KIO3 + 4 H2SO3 = 2 H2SO4 + 2 KSO4 + I2 + 2 H2O
NH4Cl(aq) + NaNO3(aq) = NaCl + NH4NO3 =>
NH4Cl(aq) + NaNO3(aq) = NaCl + NH4NO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H5NH2 + CH3MgBr = C2H6 + MgNHCH3Br =>
C2H5NH2 + CH3MgBr = C2H6 + MgNHCH3Br
KMnO4 + NaCl = KCl + MnCl2 + Cl2 + Na2O =>
2 KMnO4 + 16 NaCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 Na2O
C3H4 + H2 = CH3CH2CH3 =>
C3H4 + 2 H2 = CH3CH2CH3
KI + MgO2 + H2SO4 = I2 + MgSO4 + K2SO4 + H2O =>
2 KI + MgO2 + 2 H2SO4 = I2 + MgSO4 + K2SO4 + 2 H2O
KMnO4 + HCl = MnCl2 + KClO + Cl2 + H2O =>
2 KMnO4 + 12 HCl = 2 MnCl2 + 2 KClO + 3 Cl2 + 6 H2O
(NH4)2CO3(aq) + CaCl2(aq) = ClNH4 + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = 2 ClNH4 + CaCO3
HCH3OOH + Ba(OH)2 = BaCH3OO + H2O =>
HCH3OOH + Ba(OH)2 = BaCH3OO + 2 H2O
Co + IO = CoIO =>
Co + IO = CoIO
NaOH + CO = HCOONa =>
NaOH + CO = HCOONa
PbCl3 + Al(NO3)3 = Pb(NO3)3 + AlCl3 =>
PbCl3 + Al(NO3)3 = Pb(NO3)3 + AlCl3
EuCO3 + HCl = EuCl2 + CO2 + H2O =>
EuCO3 + 2 HCl = EuCl2 + CO2 + H2O
H2CO3(l) + CaCO3(s) = Ca(HCO3)2(aq) =>
H2CO3(l) + CaCO3(s) = Ca(HCO3)2(aq)
Ag{+} + HPO3{2-} + H2O = Ag + H3PO4 =>
2 Ag{+} + HPO3{2-} + H2O = 2 Ag + H3PO4
CO(NH2)2 + NaBrO + NaOH = NaBr + NaCO3 + H2O + N2 =>
2 CO(NH2)2 + 7 NaBrO + 2 NaOH = 7 NaBr + 2 NaCO3 + 5 H2O + 2 N2
C2H2 + O2 = H2O + C2 =>
2 C2H2 + O2 = 2 H2O + 2 C2
SrCl2 + Na2(CO3) = Sr2(CO3)2 + NaCl =>
2 SrCl2 + 2 Na2(CO3) = Sr2(CO3)2 + 4 NaCl
Ag2O(s) + NH3(aq) + NaNO3(aq) + H2O(l) = [Ag(NH3)2]NO3(aq) + NaOH =>
Ag2O(s) + 4 NH3(aq) + 2 NaNO3(aq) + H2O(l) = 2[Ag(NH3)2]NO3(aq) + 2 NaOH
ZnSO4 + Mg(NO3)2 = Zn(NO3)2 + MgSO4 =>
ZnSO4 + Mg(NO3)2 = Zn(NO3)2 + MgSO4
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
KOH + F2 = KF + F2O + H2O =>
2 KOH + 2 F2 = 2 KF + F2O + H2O
Pb(NO3)2 + SnSO4 = PbSO4 + Sn(NO3)2 =>
Pb(NO3)2 + SnSO4 = PbSO4 + Sn(NO3)2
(NH4)2SO4 + KOH = (K)2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = (K)2SO4 + 2 NH3 + 2 H2O
CH3COOHZn = CH3ZnCOOH =>
CH3COOHZn = CH3ZnCOOH
Al(s) + Fe(No3)2(aq) = Al(No3)2(aq) + Fe(s) =>
Al(s) + Fe(No3)2(aq) = Al(No3)2(aq) + Fe(s)
Hg{2+}O = Hg{2+}{+} =>
Hg{2+}O = Hg{2+}{+}
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