| Équations équilibrées la veille |
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
N2(g) + H2(g) = H2N(g) =>
N2(g) + 2 H2(g) = 2 H2N(g)
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
NH3 + H2O = HNO + H2 =>
NH3 + H2O = HNO + 2 H2
SO2 + PCl5 = POCl3 + SOCl2 =>
SO2 + PCl5 = POCl3 + SOCl2
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
Hg2SO4 + NaOH = HgOH + Na2SO4 =>
Hg2SO4 + 2 NaOH = 2 HgOH + Na2SO4
W + HNO3 = WO3 + NO2 + H2O =>
W + 6 HNO3 = WO3 + 6 NO2 + 3 H2O
Ni + H2SO4 = NiSO4 + SO2 + H2O =>
Ni + 2 H2SO4 = NiSO4 + SO2 + 2 H2O
KI(aq) + Ag(NO3)(aq) = K(NO3)(aq) + AgI(s) =>
KI(aq) + Ag(NO3)(aq) = K(NO3)(aq) + AgI(s)
CO + H2O = CO2 + H =>
CO + H2O = CO2 + 2 H
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
H2O + LiBr = LiOH + HBr =>
H2O + LiBr = LiOH + HBr
KNCS + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + NO2 + K2SO4 + H2O =>
2 KNCS + 5 K2Cr2O7 + 19 H2SO4 = 5 Cr2(SO4)3 + 2 CO2 + 2 NO2 + 6 K2SO4 + 19 H2O
Al + CrO3 = Al2O3 + Cr =>
2 Al + CrO3 = Al2O3 + Cr
SrBr2 + (Nh4)2Co3 = SrCo3 + Nh4Br =>
SrBr2 + (Nh4)2Co3 = SrCo3 + 2 Nh4Br
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
CaCo3 = (Ca) + Co2 =>
2 CaCo3 = 2(Ca) + 3 Co2
NaNO2 + NaMnO4 + HCl = NaNO3 + MnCl2 + NaCl + H2O =>
5 NaNO2 + 2 NaMnO4 + 6 HCl = 5 NaNO3 + 2 MnCl2 + 2 NaCl + 3 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
KI(aq) + NaOH(aq) = KOH(aq) + NaI =>
KI(aq) + NaOH(aq) = KOH(aq) + NaI
aluminiumchloride = aluminium + chlorine =>
2 AlCl3 = 2 Al + 3 Cl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Cu + NO3 = Cu(NO3)2 =>
Cu + 2 NO3 = Cu(NO3)2
K2S + BaCl2 = KCl + BaS =>
K2S + BaCl2 = 2 KCl + BaS
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH4NO3(s) + C17H36(l) = N2(g) + CO2(g) + H2O(g) =>
52 NH4NO3(s) + C17H36(l) = 52 N2(g) + 17 CO2(g) + 122 H2O(g)
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Mg2SiO4 + Na + K2Si4O9 + Fe3O4 = Na2Mg2Si6O15 + K2Si2O5 + Fe2SiO4 =>
4 Mg2SiO4 + 8 Na + 13 K2Si4O9 + 4 Fe3O4 = 4 Na2Mg2Si6O15 + 13 K2Si2O5 + 6 Fe2SiO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SO2 + AuCl3 + H2O = SO3 + HCl + Au =>
3 SO2 + 2 AuCl3 + 3 H2O = 3 SO3 + 6 HCl + 2 Au
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SiCl4 + NaOH = Si + NaClO + H2 =>
SiCl4 + 4 NaOH = Si + 4 NaClO + 2 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NiSO4*6H2O + KHCO3 = NiCO3 + H2O + H2SO4 + KOH =>
NiSO4*6H2O + KHCO3 = NiCO3 + 5 H2O + H2SO4 + KOH
Br2 + K4[Fe(CN)6] = KBr + K3[Fe(CN)6] =>
Br2 + 2 K4[Fe(CN)6] = 2 KBr + 2 K3[Fe(CN)6]
K2CO3 + CuO + NH4(H2PO4) = K2Cu(PO3)4 + CO2 + NH3 + H2O =>
K2CO3 + CuO + 4 NH4(H2PO4) = K2Cu(PO3)4 + CO2 + 4 NH3 + 6 H2O
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
P + N2 = PN1 =>
2 P + N2 = 2 PN1
NHO2 = NHO3 + NO + H2O =>
3 NHO2 = NHO3 + 2 NO + H2O
C4H6 + Br2 = C4H6Br4 =>
C4H6 + 2 Br2 = C4H6Br4
KMnO3 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO3 + 12 HCl = 2 KCl + 2 MnCl2 + 3 Cl2 + 6 H2O
KClO3(l) = KCl(l) + O2(g) =>
2 KClO3(l) = 2 KCl(l) + 3 O2(g)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
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