| Équations équilibrées la veille |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
sodiumhydroxide + ammoniumsulfate = sodiumsulfate + ammonia + water =>
2 NaOH + (NH4)2SO4 = Na2SO4 + 2 NH3 + 2 H2O
CuCl2 + KSCN = Cu(SCN)2 + KCl =>
CuCl2 + 2 KSCN = Cu(SCN)2 + 2 KCl
RbNO3 + MgF2 = Mg(NO3)2 + RbF =>
2 RbNO3 + MgF2 = Mg(NO3)2 + 2 RbF
BaOH + HSO4 = BaSO4 + H2O =>
BaOH + HSO4 = BaSO4 + H2O
HNO3 + Mn = H2O + Mn(NO3)2 + NO =>
8 HNO3 + 3 Mn = 4 H2O + 3 Mn(NO3)2 + 2 NO
NH4Cl + K2(HgI4) + KOH = Hg2NI*H2O + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = Hg2NI*H2O + 7 KI + KCl + 3 H2O
C3H11N + O2 = CO2 + H2O + N2 =>
4 C3H11N + 23 O2 = 12 CO2 + 22 H2O + 2 N2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CH2Br2 + Br2 = CHBr3 + HBr =>
CH2Br2 + Br2 = CHBr3 + HBr
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
K2Cr2O7 + Na2S + H2O = KOH + NaOH + Cr(OH)3 + S =>
K2Cr2O7 + 3 Na2S + 7 H2O = 2 KOH + 6 NaOH + 2 Cr(OH)3 + 3 S
(NH4)2CO3 = (NH3) + CO2 + H2O =>
(NH4)2CO3 = 2(NH3) + CO2 + H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
C6H5NH2 + CuSO4 = C6H5NH + Cu + H2SO4 =>
2 C6H5NH2 + CuSO4 = 2 C6H5NH + Cu + H2SO4
ZnO + NaHCO3 = Na2O + Zn(HCO3)2 =>
ZnO + 2 NaHCO3 = Na2O + Zn(HCO3)2
Cu(NO3)2 + Y = Cu + Y(NO3)3 =>
3 Cu(NO3)2 + 2 Y = 3 Cu + 2 Y(NO3)3
Cu(NO3)2 + HOH = Cu(OH)NO3 + HNO3 =>
Cu(NO3)2 + HOH = Cu(OH)NO3 + HNO3
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
P2O5(s) + H2O(g) = H3PO4(aq) =>
P2O5(s) + 3 H2O(g) = 2 H3PO4(aq)
V2O5 + C4H6O6 = VO2 + H2O + CO2 =>
5 V2O5 + C4H6O6 = 10 VO2 + 3 H2O + 4 CO2
NaOH + C = Na + H2 + H2CO3 =>
6 NaOH + 2 C = 6 Na + H2 + 2 H2CO3
C9H12 + KMnO4 + H2SO4 = C7H6O + K2SO4 + MnSO4 + H2O =>
35 C9H12 + 48 KMnO4 + 72 H2SO4 = 45 C7H6O + 24 K2SO4 + 48 MnSO4 + 147 H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
K2SO4(s) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(s) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
Fe + AgNO3 = Ag + Fe(NO3)3 =>
Fe + 3 AgNO3 = 3 Ag + Fe(NO3)3
CaX2 + H2X = CaX + XH =>
CaX2 + H2X = CaX + 2 XH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
S + KOH = K2S2O3 + K2S + H2O =>
4 S + 6 KOH = K2S2O3 + 2 K2S + 3 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
C17H35COONa + H{+} = C17H35COOH + Na{+} =>
C17H35COONa + H{+} = C17H35COOH + Na{+}
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
FeSO4 + KMnO4 = FeSO4KMnO4 =>
FeSO4 + KMnO4 = FeSO4KMnO4
BaSO4 + CaOH = BaOH + CaSO4 =>
BaSO4 + CaOH = BaOH + CaSO4
MgSiO3 + NaOH = MgO + Na2O + H4SiO4 =>
MgSiO3 + 4 NaOH = MgO + 2 Na2O + H4SiO4
CH3OH + Br2 = HOBr + CH3Br2 =>
2 CH3OH + 3 Br2 = 2 HOBr + 2 CH3Br2
(CH3)2CHOH + NaNH2 = (CH3)2CHONa + NH3 =>
(CH3)2CHOH + NaNH2 = (CH3)2CHONa + NH3
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCHO2 + Co(OH)2 = Co(CHO2)2 + H2O =>
2 HCHO2 + Co(OH)2 = Co(CHO2)2 + 2 H2O
Na2S2O3 + H2O2 = Na2SO3 + H2SO3 + H2O =>
Na2S2O3 + 2 H2O2 = Na2SO3 + H2SO3 + H2O
CuSO4 + NaNO3 = Na2SO4 + Cu(NO3)2 =>
CuSO4 + 2 NaNO3 = Na2SO4 + Cu(NO3)2
KMnO4 + HSCN + H2SO4 = MnSO4 + HCN + K2SO4 + H2O =>
6 KMnO4 + 5 HSCN + 4 H2SO4 = 6 MnSO4 + 5 HCN + 3 K2SO4 + 4 H2O
Br2 + (KI) = KBr + I2 =>
Br2 + 2(KI) = 2 KBr + I2
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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