| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 H2Se + 8 KMnO4 + 12 H2SO4 = 5 H2SeO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
C + H2O = CO + H2 =>
C + H2O = CO + H2
HCl + Mn2O3 = MnCl2 + H2O + Cl2 =>
6 HCl + Mn2O3 = 2 MnCl2 + 3 H2O + Cl2
AgNO3 + H{2}SO4 = Ag{2}SO4 + HNO3 =>
AgNO3 + H{2}SO4 = Ag{2}SO4 + HNO3
HNO3 + NH3 = NH2NO2 + H2O =>
HNO3 + NH3 = NH2NO2 + H2O
NaAsO2 + I2 + NaOH = Na3AsO4 + NaI + H2O =>
NaAsO2 + I2 + 4 NaOH = Na3AsO4 + 2 NaI + 2 H2O
SO3 + Cu(OH)2 = CuSO4 + H2O =>
SO3 + Cu(OH)2 = CuSO4 + H2O
AsO3{-3} + I2 + H2O = AsO4{-3} + I{-} + H3O{+} =>
AsO3{-3} + I2 + 3 H2O = AsO4{-3} + 2 I{-} + 2 H3O{+}
Na2O + Br = NaBr + O =>
Na2O + 2 Br = 2 NaBr + O
SI + KOH = K4SIO4 + H2 =>
SI + 4 KOH = K4SIO4 + 2 H2
Na2O + MgSO4 = Na2SO4 + MgO =>
Na2O + MgSO4 = Na2SO4 + MgO
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
Cu(NO3)2 = CuO + (NO2) + O2 =>
2 Cu(NO3)2 = 2 CuO + 4(NO2) + O2
CuMnO4 + HCl = Cl2 + H2O + CuCl2 + MnCl2 =>
CuMnO4 + 8 HCl = 2 Cl2 + 4 H2O + CuCl2 + MnCl2
HAu = AuH =>
HAu = AuH
Al + FeO = AlFe + O =>
Al + FeO = AlFe + O
NH4VO3 + KI + HCl = I2 + VOCl2 + KCl + NH4Cl + H2O =>
2 NH4VO3 + 2 KI + 8 HCl = I2 + 2 VOCl2 + 2 KCl + 2 NH4Cl + 4 H2O
CH3COOH + KOH = KCH3COO + H2O =>
CH3COOH + KOH = KCH3COO + H2O
H2O + Na2S2O3 + HClO4O = HCl + NaHSO4 =>
5 H2O + 5 Na2S2O3 + 4 HClO4O = 4 HCl + 10 NaHSO4
FeSO4 + Cl2 + HCl = FeCl3 + H2SO4 =>
2 FeSO4 + Cl2 + 4 HCl = 2 FeCl3 + 2 H2SO4
K2Cr2O7 + NO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + N2O5 =>
K2Cr2O7 + 6 NO2 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 N2O5
CUS + Na2CO3 = CUCO3 + Na2S =>
CUS + Na2CO3 = CUCO3 + Na2S
KOCl + HNO3 = HClO + KNO3 =>
KOCl + HNO3 = HClO + KNO3
XCHCH3 + KMnO4 + H2SO4 = XO + CH3COOH + K2SO4 + MnSO4 + H2O =>
5 XCHCH3 + 6 KMnO4 + 9 H2SO4 = 5 XO + 5 CH3COOH + 3 K2SO4 + 6 MnSO4 + 9 H2O
B2F4 + AsF5 = BF3 + As2F2 =>
4 B2F4 + 2 AsF5 = 8 BF3 + As2F2
MnCl2 + Cl2 + KOH = MnO2 + KCl + H2O =>
MnCl2 + Cl2 + 4 KOH = MnO2 + 4 KCl + 2 H2O
H2O + NO2 = (HNO3) + NO =>
H2O + 3 NO2 = 2(HNO3) + NO
P + H2O2 = P2O5 + H2O =>
2 P + 5 H2O2 = P2O5 + 5 H2O
Li2CO4 + AgNO3 = LiNO3 + Ag2CO4 =>
Li2CO4 + 2 AgNO3 = 2 LiNO3 + Ag2CO4
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
NaBr + KMnO4 + H2O = Br2 + MnO2 + NaOH + KOH =>
6 NaBr + 2 KMnO4 + 4 H2O = 3 Br2 + 2 MnO2 + 6 NaOH + 2 KOH
H2O2 + NH3 = H2O + N =>
3 H2O2 + 2 NH3 = 6 H2O + 2 N
H2SO4 + SiO2 = Si(SO4)4 + H + O2 =>
4 H2SO4 + SiO2 = Si(SO4)4 + 8 H + O2
(KHSO4) + KOH = K2SO4 + H2O =>
(KHSO4) + KOH = K2SO4 + H2O
Na2SO3 + H2SO4 + K2Cr2O7 = Cr3(SO4)3 + Na2SO4 + K2SO4 + H2O =>
12 Na2SO3 + 9 H2SO4 + 3 K2Cr2O7 = 2 Cr3(SO4)3 + 12 Na2SO4 + 3 K2SO4 + 9 H2O
NaOH + Mg(NO3)2 = Na(NO3)2 + OHMg =>
NaOH + Mg(NO3)2 = Na(NO3)2 + OHMg
H4P2O7 + H2O = H3PO4 =>
H4P2O7 + H2O = 2 H3PO4
C2H4(OH)2 + NaOH + CuSO4 = Cu2O + Na2SO4 + H2O + COH =>
C2H4(OH)2 + 8 NaOH + 4 CuSO4 = 2 Cu2O + 4 Na2SO4 + 6 H2O + 2 COH
Na2C2O4 + Ca(NO3)2 = CaC2O4 + NaNO3 =>
Na2C2O4 + Ca(NO3)2 = CaC2O4 + 2 NaNO3
sodiumhydroxide + H2SO4 = sodiumsulfate + water =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ba(OH)2 + Cr(OH)3 = Ba(CrO2)2 + H2O =>
Ba(OH)2 + 2 Cr(OH)3 = Ba(CrO2)2 + 4 H2O
NO + OH = NO3 + H2O =>
NO + 4 OH = NO3 + 2 H2O
Sb + HNO3 + H2O = H[Sb(OH)6] + NO =>
3 Sb + 5 HNO3 + 8 H2O = 3 H[Sb(OH)6] + 5 NO
ZnSO4(aq) + KOH(aq) = K2SO4(s) + Zn(OH)2(aq) =>
ZnSO4(aq) + 2 KOH(aq) = K2SO4(s) + Zn(OH)2(aq)
Cu + CO2 + H = Cu(HCO2)2 =>
Cu + 2 CO2 + 2 H = Cu(HCO2)2
NH2OH + NaBrO3 = N2 + NaBrO2 + H2O =>
2 NH2OH + NaBrO3 = N2 + NaBrO2 + 3 H2O
Fe + SO3 = S + FeO2 =>
3 Fe + 2 SO3 = 2 S + 3 FeO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2SiO3 + HNO3 = NaNO3 + SiO2 + H2O =>
Na2SiO3 + 2 HNO3 = 2 NaNO3 + SiO2 + H2O
P4S10 + P3N5 = PSN =>
P4S10 + 2 P3N5 = 10 PSN
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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