| Équations équilibrées la veille |
3 MgO + P2O5 = 3 Mg + 2 PO4
N2O3 + Ba(OH)2 = Ba(NO)2 + H2O3 =>
N2O3 + Ba(OH)2 = Ba(NO)2 + H2O3
Sn{2+} + Hg{2+} = Sn{4+} + Hg =>
Sn{2+} + Hg{2+} = Sn{4+} + Hg
HCIO3 + H2S = H2SO4 + HCI =>
4 HCIO3 + 3 H2S = 3 H2SO4 + 4 HCI
CaF2* + Li2*SO4* = CaSO4* + LiF =>
CaF2* + Li2*SO4* = CaSO4* + 2 LiF
CuS2O3 = Cu + S2O3 =>
CuS2O3 = Cu + S2O3
NaC1 = Na + C =>
NaC1 = Na + C
NaC1 = Na + C2 =>
2 NaC1 = 2 Na + C2
Na3(PO4) + KNO3 = K3(PO4) + NaNO3 =>
Na3(PO4) + 3 KNO3 = K3(PO4) + 3 NaNO3
FeSO4 + H = Fe + H2SO4 =>
FeSO4 + 2 H = Fe + H2SO4
P2O3 + Li2O = P2Li2O4 =>
P2O3 + Li2O = P2Li2O4
NO2{-} + Co{2+} + H{+} = Co(NO2)6{3-} + NO + H2O =>
7 NO2{-} + Co{2+} + 2 H{+} = Co(NO2)6{3-} + NO + H2O
N2H2 + FeCl3 + NaOH = Fe + N2 + H2O + NaCl =>
3 N2H2 + 2 FeCl3 + 6 NaOH = 2 Fe + 3 N2 + 6 H2O + 6 NaCl
SrCl2 + H2O + CO2 = SrCO3 + HCl =>
SrCl2 + H2O + CO2 = SrCO3 + 2 HCl
K2SO4 + PbSO4 = KPb + SO4 =>
K2SO4 + 2 PbSO4 = 2 KPb + 3 SO4
AgNO3 + C2H6O = Ag + C2H5NO3 + CO + H2O =>
8 AgNO3 + 9 C2H6O = 8 Ag + 8 C2H5NO3 + 2 CO + 7 H2O
CrCl3 + NaOH + NaClO4 = Na2CrO4 + NaCl + H2O =>
8 CrCl3 + 40 NaOH + 3 NaClO4 = 8 Na2CrO4 + 27 NaCl + 20 H2O
NH3 + CrO = N + H2O + Cr =>
2 NH3 + 3 CrO = 2 N + 3 H2O + 3 Cr
(CaCO3) = CO2 + (CaO) =>
(CaCO3) = CO2 + (CaO)
H2S(ac) + Cl2(ac) = HCl(ac) + S(s) =>
H2S(ac) + Cl2(ac) = 2 HCl(ac) + S(s)
SrCl2 + H2O + CO2 = SrCO3 + HCl =>
SrCl2 + H2O + CO2 = SrCO3 + 2 HCl
CHCCH3 + HBr = CH2CBrCH3 =>
CHCCH3 + HBr = CH2CBrCH3
HCIO3 + H2S = H2SO4 + HCI =>
4 HCIO3 + 3 H2S = 3 H2SO4 + 4 HCI
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
CaHPO4 = H3PO4 + Ca3(PO4)2 =>
3 CaHPO4 = H3PO4 + Ca3(PO4)2
NaNO3 + AgNO3 = NaAg + NO3 =>
NaNO3 + AgNO3 = NaAg + 2 NO3
CH34 + O2 = CO2 + H2O =>
2 CH34 + 19 O2 = 2 CO2 + 34 H2O
Ca + H2 + S + O2 = Ca(HSO4)2 =>
Ca + H2 + 2 S + 4 O2 = Ca(HSO4)2
H3[Sb(OH)6] + NaOH = Na3[Sb(OH)6] + H2O =>
H3[Sb(OH)6] + 3 NaOH = Na3[Sb(OH)6] + 3 H2O
N3PO4 + NaOH = Na3PO4 + NOH =>
N3PO4 + 3 NaOH = Na3PO4 + 3 NOH
HCIO3 + H2S = H2SO4 + HCI =>
4 HCIO3 + 3 H2S = 3 H2SO4 + 4 HCI
N3PO4 + NaOH = Na3PO4 + NOH =>
N3PO4 + 3 NaOH = Na3PO4 + 3 NOH
ZnO + H2 = Zn + H2O =>
ZnO + H2 = Zn + H2O
KOH + Br2 = KBr + KBrO3 + H2O =>
6 KOH + 3 Br2 = 5 KBr + KBrO3 + 3 H2O
Al + CH3COOH = AlC2 + H2O =>
Al + CH3COOH = AlC2 + 2 H2O
K2Cr2O7 + Cu2O + H2SO4 = K2SO4 + Cr2(SO4)3 + CuSO4 + H2O =>
K2Cr2O7 + 3 Cu2O + 10 H2SO4 = K2SO4 + Cr2(SO4)3 + 6 CuSO4 + 10 H2O
CuP + K = KP + Cu =>
CuP + K = KP + Cu
Al + HgCl2 + H2O = AlCl + HgO + H2 =>
2 Al + HgCl2 + H2O = 2 AlCl + HgO + H2
FeCl2 + HCl + HNO3 = FeCl3 + NO + H2O =>
3 FeCl2 + 3 HCl + HNO3 = 3 FeCl3 + NO + 2 H2O
La + H2SO4 = La2(SO4)3 + H2S + H2O =>
8 La + 15 H2SO4 = 4 La2(SO4)3 + 3 H2S + 12 H2O
Pb(CN)4 + Al = Al(CN)4 + Pb =>
Pb(CN)4 + Al = Al(CN)4 + Pb
Fe(OH)3 + CH2O + H{+} = Fe2{+} + CO2 + H2O =>
8 Fe(OH)3 + 5 CH2O + 4 H{+} = 4 Fe2{+} + 5 CO2 + 19 H2O
CH3CH2OCOCH2COOCH2CH3 + CH3CH3CCCOCH3 = CH3CH3C6H4O2COCH3 + H =>
8 CH3CH2OCOCH2COOCH2CH3 + 19 CH3CH3CCCOCH3 = 17 CH3CH3C6H4O2COCH3 + 46 H
Na2CrOH4 + AgNO3 = CrOH4Ag + Na2NO3 =>
Na2CrOH4 + AgNO3 = CrOH4Ag + Na2NO3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
AgBr + HCl = AgCl + Br + H =>
AgBr + HCl = AgCl + Br + H
KI + KMnO4 + SO3 = I2 + MnSO4 + K2O =>
10 KI + 2 KMnO4 + 2 SO3 = 5 I2 + 2 MnSO4 + 6 K2O
HCIO3 + H2S = H2SO4 + HCI =>
4 HCIO3 + 3 H2S = 3 H2SO4 + 4 HCI
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
K4[Cr(NCS)6] + Ce(SO4)2 + H2O = Cr(NO3)3 + Ce(NO3)3 + Ce2(SO3)3 + CO2 + K2SO4 + H2SO4 =>
K4[Cr(NCS)6] + 25 Ce(SO4)2 + 18 H2O = Cr(NO3)3 + Ce(NO3)3 + 12 Ce2(SO3)3 + 6 CO2 + 2 K2SO4 + 18 H2SO4
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