| Équations équilibrées la veille |
As + N = AsN
MnO4 + H2S = Mn + S + H2O =>
MnO4 + 4 H2S = Mn + 4 S + 4 H2O
Ca(OH)2 + AgNO3 = Ca(NO3)2 + AgOH =>
Ca(OH)2 + 2 AgNO3 = Ca(NO3)2 + 2 AgOH
NHO3 + S = H2SO4 + NO =>
2 NHO3 + S = H2SO4 + 2 NO
C2H2 + O2(arrow) = CO2 + H2O =>
2 C2H2 + 5 O2(arrow) = 4 CO2 + 2 H2O
NH4NO3 + S = SO + H2O + N2 =>
NH4NO3 + S = SO + 2 H2O + N2
CrO3 + CO = Cr + CO2 =>
CrO3 + 3 CO = Cr + 3 CO2
HPO3 + Ti(OH)3 = Ti(PO3)3 + H2O =>
3 HPO3 + Ti(OH)3 = Ti(PO3)3 + 3 H2O
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Sb + KClO4 + H2SO4 = Sb(SO4)3 + KCl + H2O =>
4 Sb + 3 KClO4 + 12 H2SO4 = 4 Sb(SO4)3 + 3 KCl + 12 H2O
AuNO3 + Hg = Au + Hg(NO3)2 =>
2 AuNO3 + Hg = 2 Au + Hg(NO3)2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Fe3O4 + FeS2 + HNO3 = Fe2(SO4)3 + NO + H2O =>
3 Fe3O4 + 27 FeS2 + 136 HNO3 = 18 Fe2(SO4)3 + 136 NO + 68 H2O
C12H22O11H2O = CO2 + CH3CH2OH =>
C12H22O11H2O = 4 CO2 + 4 CH3CH2OH
Na2Cr2O7 + SO2 = Na2SO3 + Cr2(SO4)3 =>
Na2Cr2O7 + 4 SO2 = Na2SO3 + Cr2(SO4)3
Zn + HClO3 = ZnClO3 + H =>
Zn + HClO3 = ZnClO3 + H
WO + H2 = WH2O =>
WO + H2 = WH2O
Ba(NO3)2 + NaCl = BaCl2 + NO3 + Na =>
Ba(NO3)2 + 2 NaCl = BaCl2 + 2 NO3 + 2 Na
H2O + Na3 = H2ONa3 =>
H2O + Na3 = H2ONa3
HC2H3O2(aq) + NaOH = NaC2H3O2 + H2O =>
HC2H3O2(aq) + NaOH = NaC2H3O2 + H2O
MgO + C6H8O7 = Mg(C6H7O7)2 + H2O =>
MgO + 2 C6H8O7 = Mg(C6H7O7)2 + H2O
N2H5 + O = N + H2O =>
2 N2H5 + 5 O = 4 N + 5 H2O
CH3COOH + NO3{-} = C5H7NO2 + HCO3{-} + CO2 + H2O =>
7 CH3COOH + 2 NO3{-} = 2 C5H7NO2 + 2 HCO3{-} + 2 CO2 + 6 H2O
SiO2(l) + HF(aq) = SiF4(g) + H2O(l) =>
SiO2(l) + 4 HF(aq) = SiF4(g) + 2 H2O(l)
CrCl3 + NH3 = Cr + NH3Cl =>
CrCl3 + 3 NH3 = Cr + 3 NH3Cl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CrO + P2O5 = P2Cr + O2 =>
CrO + P2O5 = P2Cr + 3 O2
MgB2 + H2O = Mg(OH)2 + H2BO2 + H2 =>
MgB2 + 6 H2O = Mg(OH)2 + 2 H2BO2 + 3 H2
KBr + HCl = KCl + HBr =>
KBr + HCl = KCl + HBr
CO2 + BaO = Ba(CO3) =>
CO2 + BaO = Ba(CO3)
FeS + O2 = FeO + SO =>
FeS + O2 = FeO + SO
NH4OH + Al2(CO3)3 = (NH4)2CO3 + Al(OH)3 =>
6 NH4OH + Al2(CO3)3 = 3(NH4)2CO3 + 2 Al(OH)3
Cr2O7 + CH3CH2OH = Cr + CH3CHO + H2O =>
Cr2O7 + 7 CH3CH2OH = 2 Cr + 7 CH3CHO + 7 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C10H180 + O2 = H2O + CO2 =>
C10H180 + 55 O2 = 90 H2O + 10 CO2
Mg(s) + Cl(g) = MgCl2 =>
Mg(s) + 2 Cl(g) = MgCl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
MnSO4 + Na2CO3 + O = CO2 + Na2SO4 + Na2MnO4 =>
MnSO4 + 2 Na2CO3 + 2 O = 2 CO2 + Na2SO4 + Na2MnO4
Sn + Cu2SO4 = Sn2SO4 + Cu =>
2 Sn + Cu2SO4 = Sn2SO4 + 2 Cu
Ca + N3 = CaN =>
3 Ca + N3 = 3 CaN
NaOH + Cr(OH)3 = Na3[Cr(OH)6] =>
3 NaOH + Cr(OH)3 = Na3[Cr(OH)6]
As + N = As2N =>
2 As + N = As2N
Na2[Fe(CN)5NO]*2H2O + NH4 + NaOH = Na3[Fe(CN)5NH3]*3H2O + N2 + H2O =>
4 Na2[Fe(CN)5NO]*2H2O + 6 NH4 + 4 NaOH = 4 Na3[Fe(CN)5NH3]*3H2O + 3 N2 + 4 H2O
H3C2ClO2 + OH = C2ClO2 + H2O =>
H3C2ClO2 + 3 OH = C2ClO2 + 3 H2O
Sr + HI = SrI2 + H2 =>
Sr + 2 HI = SrI2 + H2
HClO3 + P = HCl + P2O5 =>
5 HClO3 + 6 P = 5 HCl + 3 P2O5
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + K(C2H3O2) =>
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + 2 K(C2H3O2)
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
IF7 + H2O = IOF5 + HF =>
IF7 + H2O = IOF5 + 2 HF
ZnMnO4 + HBr = ZnBr + Br2 + MnBr2 + H2O =>
2 ZnMnO4 + 16 HBr = 2 ZnBr + 5 Br2 + 2 MnBr2 + 8 H2O
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Équations équilibrées sur10/24/24
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