Équations équilibrées la veille |
6 Ca(OH)2 + 5 NH4NO2 = 10 H2O + 4 NH3 + 6 Ca(NO2)
CH3CCCH3 + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
9 CH3CCCH3 + 5 K2Cr2O7 + 20 H2SO4 = 12 CH3CH2COOH + 5 K2SO4 + 5 Cr2(SO4)3 + 11 H2O
Al + (SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
2 Al + (SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
KIO3 + HI + H2SO4 = I2 + K2SO4 + H2O =>
2 KIO3 + 10 HI + H2SO4 = 6 I2 + K2SO4 + 6 H2O
K + H2SO4 = K2SO4 + S + H2O =>
6 K + 4 H2SO4 = 3 K2SO4 + S + 4 H2O
CH3(CH2)4CO + O2 = CO2 + H2O =>
4 CH3(CH2)4CO + 33 O2 = 24 CO2 + 22 H2O
CuCl2 + Zn = ZnCl2 + Cu =>
CuCl2 + Zn = ZnCl2 + Cu
Cu + HNO3 = CuNO3 + N2O4 + H2O =>
2 Cu + 4 HNO3 = 2 CuNO3 + N2O4 + 2 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CuNO3 + NO + H2O = Cu + HNO3 =>
3 CuNO3 + NO + 2 H2O = 3 Cu + 4 HNO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
MgSO4 + Fe(OH)3 = Mg(OH)2 + Fe2(SO4)3 =>
3 MgSO4 + 2 Fe(OH)3 = 3 Mg(OH)2 + Fe2(SO4)3
ZrCl4 = Zr + Cl =>
ZrCl4 = Zr + 4 Cl
NO3 + Al + H2O = NO2 + Al(OH)3 =>
3 NO3 + 2 Al + 3 H2O = 3 NO2 + 2 Al(OH)3
Fe(SCN)3 + H2O = HSCN + Fe(OH)3 =>
Fe(SCN)3 + 3 H2O = 3 HSCN + Fe(OH)3
K3Po4 + HCI = KCI + H3Po4 =>
K3Po4 + 3 HCI = 3 KCI + H3Po4
N + P = NP =>
N + P = NP
HI + Fe(OH)3 = H3Fe + IOH =>
3 HI + Fe(OH)3 = H3Fe + 3 IOH
Li3As + Zn = Zn3As2 + Li3 =>
2 Li3As + 3 Zn = Zn3As2 + 2 Li3
MgO(s) + H2SO4 = MgSO4 + H2O =>
MgO(s) + H2SO4 = MgSO4 + H2O
NaAlO2 + H2O2 = Al(OH)4{-} + Na{+} + O2 =>
NaAlO2 + 2 H2O2 = Al(OH)4{-} + Na{+} + O2
Mg(s) + H2O(g) = MgO(s) + H2(g) =>
Mg(s) + H2O(g) = MgO(s) + H2(g)
N + O2 = N2O3 =>
4 N + 3 O2 = 2 N2O3
Ag + I = AgI2 =>
Ag + 2 I = AgI2
H2SO4 + Be(OH)3 = Be2(SO4)3 + H2O =>
3 H2SO4 + 2 Be(OH)3 = Be2(SO4)3 + 6 H2O
MgCO3 + H2SO4 = MgSO4 + H2O + CO2 =>
MgCO3 + H2SO4 = MgSO4 + H2O + CO2
C5H2O + O2 = CO2 + H2O =>
C5H2O + 5 O2 = 5 CO2 + H2O
CrO3 + HCl = CrO + Cl2 + H2O =>
CrO3 + 4 HCl = CrO + 2 Cl2 + 2 H2O
Pb(CH3COO)2 + KH2AsO4 = PbH2AsO4 + K(CH3COO)2 =>
Pb(CH3COO)2 + KH2AsO4 = PbH2AsO4 + K(CH3COO)2
S + NaOH = Na2O3 + NaS + H2O =>
4 S + 6 NaOH = Na2O3 + 4 NaS + 3 H2O
(NH4)3PO4 + CaBr2 = Ca3(PO4)2 + NH4Br =>
2(NH4)3PO4 + 3 CaBr2 = Ca3(PO4)2 + 6 NH4Br
LiOH + H3PO4 = (LiOH)3PO4 + H2 =>
6 LiOH + 2 H3PO4 = 2(LiOH)3PO4 + 3 H2
KAl(SO4)2*12H2O = Al2(SO4)3 + K2SO4 + H2O =>
2 KAl(SO4)2*12H2O = Al2(SO4)3 + K2SO4 + 24 H2O
Si + HNO3 = SiO2 + HNO2 =>
Si + 2 HNO3 = SiO2 + 2 HNO2
ClH + Ni = NiCl + H =>
ClH + Ni = NiCl + H
Al + HgCl2 + H2O = HCl + AlHg + Al(OH)3 =>
5 Al + 3 HgCl2 + 6 H2O = 6 HCl + 3 AlHg + 2 Al(OH)3
OH + N = NH3 + O =>
3 OH + N = NH3 + 3 O
AlCl3 + H2 = Al3 + HCl =>
6 AlCl3 + 9 H2 = 2 Al3 + 18 HCl
[Ag(NH3)2]NO3 + NaCN = Na[Ag(CN)2] + NH3 + NaNO3 =>
[Ag(NH3)2]NO3 + 2 NaCN = Na[Ag(CN)2] + 2 NH3 + NaNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3CH(CH3)CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH(CH3)CH2COOH + H2O =>
3 CH3CH(CH3)CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH(CH3)CH2COOH + 11 H2O
Cu(NO3)2 + Na = Cu + Na2NO3 =>
Cu(NO3)2 + 4 Na = Cu + 2 Na2NO3
HOH + K3PO4 = KOH + H3PO4 =>
3 HOH + K3PO4 = 3 KOH + H3PO4
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
HCl + Cu(HCO3)2 = CuCl2 + H2O + CO2 =>
2 HCl + Cu(HCO3)2 = CuCl2 + 2 H2O + 2 CO2
C + O2 = CO2 =>
C + O2 = CO2
K2[Ti(SO4)3] + NH3*H2O = TiO(OH)2 + K2SO4 + (NH4)2SO4 + H2SO4 =>
2 K2[Ti(SO4)3] + 6 NH3*H2O = 2 TiO(OH)2 + 2 K2SO4 + 3(NH4)2SO4 + H2SO4
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Cu + H2O = CuO + H2 = =>
Cu + H2O = CuO + H2
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