Équations équilibrées la veille |
2 NF3 + 2 NO = N2F4 + 2 ONF
Na2Cr2O7 + H2C2O4 + HCl = CrCl3 + CO2 + H2O + NaCl =>
Na2Cr2O7 + 3 H2C2O4 + 8 HCl = 2 CrCl3 + 6 CO2 + 7 H2O + 2 NaCl
NF3 + NO = N4F4 + ONF =>
4 NF3 + 8 NO = N4F4 + 8 ONF
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)2 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 3 H2SO4 + 4 CH3CH2OH = Cr2(SO4)2 + 7 H2O + 4 CH3CHO + K2SO4
Mn + CuO = Mn2O3 + Cu =>
2 Mn + 3 CuO = Mn2O3 + 3 Cu
NO3 + H2O = HNO3 + O2 =>
4 NO3 + 2 H2O = 4 HNO3 + O2
NO3 + H2O = HNO3 + OH =>
NO3 + H2O = HNO3 + OH
(NH4)2CO3 + Fe(ClO3)3 = NH4ClO3 + Fe2(CO3)3 =>
3(NH4)2CO3 + 2 Fe(ClO3)3 = 6 NH4ClO3 + Fe2(CO3)3
NF3 + NO = N2F4 + NOF =>
2 NF3 + 2 NO = N2F4 + 2 NOF
NF3 + NO = N2F4 + ONF =>
2 NF3 + 2 NO = N2F4 + 2 ONF
K2CO3 + H2O + SO2 = KHSO3 + CO2 =>
K2CO3 + H2O + 2 SO2 = 2 KHSO3 + CO2
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
NF3 + NO = N4F4 + ONF =>
4 NF3 + 8 NO = N4F4 + 8 ONF
C2H4O2 = C4H6O3 + H2O =>
2 C2H4O2 = C4H6O3 + H2O
ZnCl2 + Na2S = ZnS + Na + Cl =>
ZnCl2 + Na2S = ZnS + 2 Na + 2 Cl
FeSO4*7H2O + Na2SiO3 = FeSiO3 + Na2SO4 + H2O =>
FeSO4*7H2O + Na2SiO3 = FeSiO3 + Na2SO4 + 7 H2O
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
NH2OH + HNO3 = NO2 + H2O =>
NH2OH + 5 HNO3 = 6 NO2 + 4 H2O
Ai(OH)3 + H2PO4 = Ai2(PO4)3 + H2O =>
2 Ai(OH)3 + 3 H2PO4 = Ai2(PO4)3 + 6 H2O
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
P(s) + Ca(s) = CaP(s) =>
P(s) + Ca(s) = CaP(s)
FeCl3(ac) + NaOH(ac) = Fe(OH)3(s) + NaCl(ac) =>
FeCl3(ac) + 3 NaOH(ac) = Fe(OH)3(s) + 3 NaCl(ac)
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
Fe + H3PO4 = Fe(PO4) + H2 =>
2 Fe + 2 H3PO4 = 2 Fe(PO4) + 3 H2
Ba + N2 = BaN2 =>
Ba + N2 = BaN2
Mg + AlN = Mg3N2 + Al =>
3 Mg + 2 AlN = Mg3N2 + 2 Al
Cl2HgO6 + Na2Cr2O7 = Cl2Cr2O7 + Na2HgO6 =>
Cl2HgO6 + Na2Cr2O7 = Cl2Cr2O7 + Na2HgO6
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
MgZn + HCl = MgZnCl + H2 =>
2 MgZn + 2 HCl = 2 MgZnCl + H2
NF3 + NO = N2F4 + NOF =>
2 NF3 + 2 NO = N2F4 + 2 NOF
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4 =>
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
NF3 + NO = N2F4 + ONF =>
2 NF3 + 2 NO = N2F4 + 2 ONF
Na2CO3 + FeCr2O4 + O2 = Fe2O2 + Na2CrO4 + CO2 =>
4 Na2CO3 + 2 FeCr2O4 + 3 O2 = Fe2O2 + 4 Na2CrO4 + 4 CO2
LeadNitrate + BariumChloride = LeadChloride + BariumNitrate =>
LeadNitrate + BariumChloride = LeadChloride + BariumNitrate
FeCl2 + H2SO4 = Fe2(SO4)3 + FeCl3 + SO2 + H2O =>
6 FeCl2 + 6 H2SO4 = Fe2(SO4)3 + 4 FeCl3 + 3 SO2 + 6 H2O
Ba + N2 = BaN =>
2 Ba + N2 = 2 BaN
NF3 + NO = N4F4 + ONF =>
4 NF3 + 8 NO = N4F4 + 8 ONF
SrCO3(s) + H2SO4(aq) = SrSO4(s) + CO2(g) + H2O(l) =>
SrCO3(s) + H2SO4(aq) = SrSO4(s) + CO2(g) + H2O(l)
Fe + H3PO4 = Fe(H2PO4)2 + H2 =>
Fe + 2 H3PO4 = Fe(H2PO4)2 + H2
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
CH3CH2CHOHCH3 + O2 = CO2 + H2O =>
CH3CH2CHOHCH3 + 6 O2 = 4 CO2 + 5 H2O
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
FeCl2 + H2SO4 = Fe2(SO4)3 + Cl2 + SO2 + H2O =>
2 FeCl2 + 6 H2SO4 = Fe2(SO4)3 + 2 Cl2 + 3 SO2 + 6 H2O
FeO + HCl + O2 = FeCl3 + H2O =>
4 FeO + 12 HCl + O2 = 4 FeCl3 + 6 H2O
NiSO3 = NiO + SO2 =>
NiSO3 = NiO + SO2
S3 + O2 = SO2 =>
S3 + 3 O2 = 3 SO2
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