| Équations équilibrées la veille |
PbO + 3 NO2 = Pb(NO3)2 + NO
Ca{+} + CO3{-} = CaCO3 =>
Ca{+} + CO3{-} = CaCO3
S + KIO3 = SO2 + KI =>
3 S + 2 KIO3 = 3 SO2 + 2 KI
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
H2SO4 + Ni(OH)3 = H2O + Ni2(SO4)3 =>
3 H2SO4 + 2 Ni(OH)3 = 6 H2O + Ni2(SO4)3
FeBr2 + Cu(OH)2 = Fe(OH)2 + CuBr2 =>
FeBr2 + Cu(OH)2 = Fe(OH)2 + CuBr2
Mg(OH)2 + H12N3PO4 = Mg(H2PO4)2 + NH3 + H2O =>
Mg(OH)2 + 2 H12N3PO4 = Mg(H2PO4)2 + 6 NH3 + 2 H2O
CoSO4 + BaCH3COO = BaSO4 + CoCH3COO =>
CoSO4 + BaCH3COO = BaSO4 + CoCH3COO
FHBr = BrHF =>
FHBr = BrHF
NI6 = I2 + N2 =>
2 NI6 = 6 I2 + N2
CuSO4 + NaCl = Na2[CuCl4] + Na2SO4 =>
CuSO4 + 4 NaCl = Na2[CuCl4] + Na2SO4
MgO2 + H2O = MgH2 + O3 =>
MgO2 + H2O = MgH2 + O3
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
Li + Cl = LiCl(s) =>
Li + Cl = LiCl(s)
Ca(OH)2 + Cl2 = CaCl + Ca(ClO)2 + H2O =>
4 Ca(OH)2 + 3 Cl2 = 2 CaCl + 2 Ca(ClO)2 + 4 H2O
Na2SiO3 + Cl2 = NaCl + SiO2 + O2 =>
2 Na2SiO3 + 2 Cl2 = 4 NaCl + 2 SiO2 + O2
(C17H33COO)3C3H5 + H2O = C18H34O2 + C3H5(OH)3 =>
(C17H33COO)3C3H5 + 3 H2O = 3 C18H34O2 + C3H5(OH)3
S + KOH = K2SO3 + K2S + H2O =>
3 S + 6 KOH = K2SO3 + 2 K2S + 3 H2O
NaOH + Ca(HCO3)2 = H2O + Ca + NaCO3 =>
2 NaOH + Ca(HCO3)2 = 2 H2O + Ca + 2 NaCO3
NaBr + AgCH3COO = NaCH3COO + AgBr =>
NaBr + AgCH3COO = NaCH3COO + AgBr
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CO2 + H2 = CH3OH + H2O =>
CO2 + 3 H2 = CH3OH + H2O
CO2 + Br = O2 + BrCO =>
2 CO2 + 2 Br = O2 + 2 BrCO
C4H8 + HCl = C2H6 + C2H3Cl =>
C4H8 + HCl = C2H6 + C2H3Cl
SnCl4 = Sn4 + Cl2 =>
4 SnCl4 = Sn4 + 8 Cl2
Fe(NO3)3 + NaPO4 = Na(NO3)3 + FePO4 =>
Fe(NO3)3 + NaPO4 = Na(NO3)3 + FePO4
CH3COOH + Na2CO3 = NaCH3COO + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 NaCH3COO + H2O + CO2
MoO4{2-} + Zn + H{+} = Mo4{+} + Zn2{+} + H2O =>
4 MoO4{2-} + 46 Zn + 32 H{+} = Mo4{+} + 23 Zn2{+} + 16 H2O
NCCN + H2O = NH3 + HOOCCOOH =>
NCCN + 4 H2O = 2 NH3 + HOOCCOOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + HNO3(concentrated) = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3(concentrated) = Mg(NO3)2 + 2 NO2 + 2 H2O
HNO3 + Ag = NH4NO3 + H2O + AgNO3 =>
10 HNO3 + 8 Ag = NH4NO3 + 3 H2O + 8 AgNO3
AgNO3 + Ni2(SO4)3 = Ag2SO4 + Ni(NO3)3 =>
6 AgNO3 + Ni2(SO4)3 = 3 Ag2SO4 + 2 Ni(NO3)3
CaS + Li3S = Li2S + Ca3S =>
3 CaS + 4 Li3S = 6 Li2S + Ca3S
C10H12ClNO + CH3CH2NHCH2CH3 = C14H22N2O + HCl =>
C10H12ClNO + CH3CH2NHCH2CH3 = C14H22N2O + HCl
Ba(OH)2 + Na2SiO3 = BaSiO3 + NaOH =>
Ba(OH)2 + Na2SiO3 = BaSiO3 + 2 NaOH
H2SO4 + Al(oh)3 = H2O + AlSO3 =>
3 H2SO4 + Al(oh)3 = 3 H2O + 3 AlSO3
PbI2 + Sn = Pb + SnI2 =>
PbI2 + Sn = Pb + SnI2
Hg + KCN = Hg(CN)2 + K =>
Hg + 2 KCN = Hg(CN)2 + 2 K
MnO2 + H2SO4 + BaBr2 = Br2 + MnSO4 + H2O + BaSO4 =>
MnO2 + 2 H2SO4 + BaBr2 = Br2 + MnSO4 + 2 H2O + BaSO4
B2S3(s) + H2O(l) = H2S(g) + H3BO3(aq) =>
B2S3(s) + 6 H2O(l) = 3 H2S(g) + 2 H3BO3(aq)
Al{+]+Zn{2+} = Al{3+}+Zn =>
Al{+]+Zn{2+} = Al{3+}+Zn
Co(OH)3 + HPO3 + H2SO4 = Co(SO4)(PO3) + H2O =>
Co(OH)3 + HPO3 + H2SO4 = Co(SO4)(PO3) + 3 H2O
NH3 + O2 = NO + H2O = N2 + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CO2 + H2 = O2 + C8H18 =>
8 CO2 + 9 H2 = 8 O2 + C8H18
SnS3{2-} + H2SO4 = SnS2 + SO4{2-} + H2S =>
SnS3{2-} + H2SO4 = SnS2 + SO4{2-} + H2S
MnO4{-} + CH3OH + H{+} = Mn{2+} + HCHO + H2O =>
2 MnO4{-} + 5 CH3OH + 6 H{+} = 2 Mn{2+} + 5 HCHO + 8 H2O
K(H2PO4) + Pb(CO3)2 = K(CO3)2 + Pb(H2PO4) =>
K(H2PO4) + Pb(CO3)2 = K(CO3)2 + Pb(H2PO4)
PbS + KMnO4 + H2SO4 = Pb(SO4)2 + MnSO4 + K2SO4 + H2O =>
PbS + 2 KMnO4 + 4 H2SO4 = Pb(SO4)2 + 2 MnSO4 + K2SO4 + 4 H2O
Fe2O3 + LiOH = FeOH + Li2O3 =>
Fe2O3 + 2 LiOH = 2 FeOH + Li2O3
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