| Équations équilibrées la veille |
12 Fe = Fe12
K(NO3) + H2(CO3) = K2(CO3) + H(NO3) =>
2 K(NO3) + H2(CO3) = K2(CO3) + 2 H(NO3)
Nb + HNO3 + HCl = H2NbCl7 + NO + H2O =>
3 Nb + 5 HNO3 + 21 HCl = 3 H2NbCl7 + 5 NO + 10 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
Na + Cu2O = Cu2Na + O2 =>
2 Na + 2 Cu2O = 2 Cu2Na + O2
NaOH + Co3(PO4)2 = Co(OH)2 + Na3PO4 =>
6 NaOH + Co3(PO4)2 = 3 Co(OH)2 + 2 Na3PO4
AgNO3 + PH3 = H3PO4 + AgNO2 =>
4 AgNO3 + PH3 = H3PO4 + 4 AgNO2
Cu + Hg(NO3)2 = Hg + Cu(NO3)2 =>
Cu + Hg(NO3)2 = Hg + Cu(NO3)2
C6H8O6 + NaC2H3O2 = NaC6H8O6 + HC2H3O2 =>
3 C6H8O6 + 4 NaC2H3O2 = 4 NaC6H8O6 + HC2H3O2
K2S2O5 + H = SO2 + K + H2O =>
K2S2O5 + 2 H = 2 SO2 + 2 K + H2O
C2F5C(g)l + O2(g) = CO2(g) + F5(g) + Cl(g) =>
C2F5C(g)l + 2 O2(g) = 2 CO2(g) + F5(g) + Cl(g)
(N2H4)362 + N2O4 = N2 + H2O =>
(N2H4)362 + 181 N2O4 = 543 N2 + 724 H2O
NaOCl + H2O = OCl + NaOH + H =>
NaOCl + H2O = OCl + NaOH + H
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CH3CHClCH2CH3NaOH = NaOClCH3CH2CH2CH3 =>
CH3CHClCH2CH3NaOH = NaOClCH3CH2CH2CH3
NaBr + F = Na + FBr =>
NaBr + F = Na + FBr
C5H10O2 + OH = C5H9O2 + H2O =>
C5H10O2 + OH = C5H9O2 + H2O
PbNO3 + CaCl2 = PbCl2 + Ca(NO3) =>
PbNO3 + CaCl2 = PbCl2 + Ca(NO3)
Pb(IO3)2 + HNO3 = Pb(NO3)2 + HIO3 =>
Pb(IO3)2 + 2 HNO3 = Pb(NO3)2 + 2 HIO3
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
CH3CH2BrMg = CH3CH2MgBr =>
CH3CH2BrMg = CH3CH2MgBr
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
C2H2O + C2H5OH = C4H8O2 =>
C2H2O + C2H5OH = C4H8O2
(S2O3){2-} + H2O = (SO4){2-} + H{+} + e =>
(S2O3){2-} + 5 H2O = 2(SO4){2-} + 10 H{+} + 8e
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaOH + H2 + Cl2 = NaCl + H2O =>
2 NaOH + H2 + Cl2 = 2 NaCl + 2 H2O
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
AlBr3 + KOH = KAlO2 + KBr + H2O =>
AlBr3 + 4 KOH = KAlO2 + 3 KBr + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
CaCl2(aq) + FeSO4(aq) = CaSO4 + FeCl2 =>
CaCl2(aq) + FeSO4(aq) = CaSO4 + FeCl2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
K2CO3 + Ca(NO3)2 = CaCO3 + KNO3 =>
K2CO3 + Ca(NO3)2 = CaCO3 + 2 KNO3
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
CoOC = COCo =>
CoOC = COCo
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
CuSO4*5H2O = CuO + SO3 + H2O =>
CuSO4*5H2O = CuO + SO3 + 5 H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
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| Équations équilibrées la veille |
Équations équilibrées sur12/17/24
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