| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2C2O4 + K[Al(OH)4] + K2C2O4 = K3[Al(C2O4)3] + 4 H2O
NO3{-} + SCN{-} + H{+} = NO + SO4{2-} + CO2 + H2O =>
13 NO3{-} + 3 SCN{-} + 10 H{+} = 16 NO + 3 SO4{2-} + 3 CO2 + 5 H2O
MgCl2(aq) + K2CO3(aq) = Mg(CO3)(s) + KCl(aq) =>
MgCl2(aq) + K2CO3(aq) = Mg(CO3)(s) + 2 KCl(aq)
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C6H5NH2 + CS2 = (C6H5NH)2CS + H2S =>
2 C6H5NH2 + CS2 = (C6H5NH)2CS + H2S
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4(s) =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4(s)
Al(OH)3 + Na + H2O = Na(Al(OH)4) + H2 =>
2 Al(OH)3 + 2 Na + 2 H2O = 2 Na(Al(OH)4) + H2
C5H6N2O4 + H2O = C5H8N2O5 =>
C5H6N2O4 + H2O = C5H8N2O5
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Cr + NO2 = Cr2O3 + NO =>
2 Cr + 3 NO2 = Cr2O3 + 3 NO
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CH3CH2CHOHCH3 + MnO4{-} + H{+} = CH3CH2COCH3 + Mn{4+} + H2O =>
3 CH3CH2CHOHCH3 + 2 MnO4{-} + 10 H{+} = 3 CH3CH2COCH3 + 2 Mn{4+} + 8 H2O
KMnO4 + NH4NO3 = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 NH4NO3 = 8 MnO2 + 6 KNO3 + 2 KOH + 5 H2O
FeS{2} + O{2} = Fe{2}0{3} + SO{2} =>
FeS{2} + O{2} = Fe{2}0{3} + SO{2}
Au + NaBr = AuBr + Na =>
Au + NaBr = AuBr + Na
C2H3Br3 + O2 = CO3 + H2O + Br2 =>
4 C2H3Br3 + 15 O2 = 8 CO3 + 6 H2O + 6 Br2
Ca(NO3)2 + HCl = CaCl2 + HNO3 =>
Ca(NO3)2 + 2 HCl = CaCl2 + 2 HNO3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
PbCO3 + NaNO3 = Pb3O4 + NaNO2 + CO2 =>
3 PbCO3 + NaNO3 = Pb3O4 + NaNO2 + 3 CO2
P + O = P(v)O =>
P + O = P(v)O
Au(NO3)3 + K2CrO4 = Au2(CrO4)3 + KNO3 =>
2 Au(NO3)3 + 3 K2CrO4 = Au2(CrO4)3 + 6 KNO3
Na3PO4(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
Na2(SO4) + FeCl3 = NaCl + Fe2(SO4)3 =>
3 Na2(SO4) + 2 FeCl3 = 6 NaCl + Fe2(SO4)3
KOH + HBr = H2O + KBr =>
KOH + HBr = H2O + KBr
S + Cl2 = SCl4 =>
S + 2 Cl2 = SCl4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CuSO4 + Ba(OH)2 = BaSO4 + Cu(OH)2 =>
CuSO4 + Ba(OH)2 = BaSO4 + Cu(OH)2
Sn(ClO4)4 + CaF2 = SnF4 + Ca(ClO4)2 =>
Sn(ClO4)4 + 2 CaF2 = SnF4 + 2 Ca(ClO4)2
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
MgO + P2O5 = Mg2P2O7 =>
2 MgO + P2O5 = Mg2P2O7
N2H4(aq) + Cu(OH)2(s) = Cu(s) + N2(g) + H2O(l) =>
N2H4(aq) + 2 Cu(OH)2(s) = 2 Cu(s) + N2(g) + 4 H2O(l)
AsO3{-} + MnO4{-} + H2O = AsO4{-} + MnO2 + OH{-} =>
3 AsO3{-} + 2 MnO4{-} + H2O = 3 AsO4{-} + 2 MnO2 + 2 OH{-}
H2C2O4*2H2O + Na2CO3 = Na2C2O4 + CO2 + H2O =>
H2C2O4*2H2O + Na2CO3 = Na2C2O4 + CO2 + 3 H2O
HNO2 = NOH2ONO2 =>
2 HNO2 = NOH2ONO2
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3COOH + H2O =>
6 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 CH3CH3COOH + H2O
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
Al2O3 + H2SO4 = Al2(SO4)3 + H2 + O2 =>
2 Al2O3 + 6 H2SO4 = 2 Al2(SO4)3 + 6 H2 + 3 O2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Sc + Co(ClO3)2 = Co + Sc(ClO3)3 =>
2 Sc + 3 Co(ClO3)2 = 3 Co + 2 Sc(ClO3)3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
ZrOC2O4 + (NH4)2C2O4 = (NH4)2[ZrO(C2O4)2] =>
ZrOC2O4 + (NH4)2C2O4 = (NH4)2[ZrO(C2O4)2]
MnO4{-} + NO2{-} + H{+} = Mn{+2} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{+2} + 5 NO3{-} + 3 H2O
Ca2Al3Si3O12(OH) = CaAl2Si2O8 + Ca3Al2Si3O12 + Al2O3 + H2O =>
6 Ca2Al3Si3O12(OH) = 6 CaAl2Si2O8 + 2 Ca3Al2Si3O12 + Al2O3 + 3 H2O
C6H8N2O2S + C2H5OH = C6H8N2O3H + C2H5S =>
C6H8N2O2S + C2H5OH = C6H8N2O3H + C2H5S
SO3{2-} + MnO4{-} + H2O = SO4{2-} + MnO + OH{-} =>
5 SO3{2-} + 2 MnO4{-} + H2O = 5 SO4{2-} + 2 MnO + 2 OH{-}
MgSO + NaPO = NaSO + MgPO =>
MgSO + NaPO = NaSO + MgPO
C2H6OHCl = C2H5ClH2O =>
C2H6OHCl = C2H5ClH2O
Hg(No3)2 + KI = HgI2 + KNo3 =>
Hg(No3)2 + 2 KI = HgI2 + 2 KNo3
BaCl2 + K(IO3) = Ba(IO3)2 + KCl =>
BaCl2 + 2 K(IO3) = Ba(IO3)2 + 2 KCl
C6H12O10 + O2 = CO7 + H2O =>
C6H12O10 + 19 O2 = 6 CO7 + 6 H2O
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Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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