| Équations équilibrées la veille |
2 FeCl3 + 3 Ag2(SO4) = 6 AgCl + Fe2(SO4)3
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4 =>
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
KOH + HNO3 = KNO3 + HOH =>
KOH + HNO3 = KNO3 + HOH
C21H42 + O2 = CO2 + H2O =>
2 C21H42 + 63 O2 = 42 CO2 + 42 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
K2MnO4 + K2S + H2O = S + MnO2 + KOH =>
K2MnO4 + K2S + 2 H2O = S + MnO2 + 4 KOH
C21H42 + O2 = CO2 + H2O =>
2 C21H42 + 63 O2 = 42 CO2 + 42 H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Ca(NO3)2 = Ca + (NO3) =>
Ca(NO3)2 = Ca + 2(NO3)
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C3H8O2 + O2 = CO2 + H2O =>
C3H8O2 + 4 O2 = 3 CO2 + 4 H2O
SiCl4 + NaOH = SiO2 + NaCl + H2O =>
SiCl4 + 4 NaOH = SiO2 + 4 NaCl + 2 H2O
Ca + AlCl3 = Al + CaCl2 =>
3 Ca + 2 AlCl3 = 2 Al + 3 CaCl2
SiO2 + AsH3 = (AsH2)2SiO + H2O =>
SiO2 + 2 AsH3 = (AsH2)2SiO + H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KHSiO3 = K + HSiO3 =>
KHSiO3 = K + HSiO3
C21H42 + O2 = CO2 + H2O =>
2 C21H42 + 63 O2 = 42 CO2 + 42 H2O
Cu2O + CO = Cu + CO2 =>
Cu2O + CO = 2 Cu + CO2
K3(PO4) + NiBr2 = Ni3(PO4)2 + KBr =>
2 K3(PO4) + 3 NiBr2 = Ni3(PO4)2 + 6 KBr
SiO2 + MgCO3 = Mg2SiO4 + CO2 =>
SiO2 + 2 MgCO3 = Mg2SiO4 + 2 CO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
LiCl2 + ZnSO4 = LiSO4 + ZnCl2 =>
LiCl2 + ZnSO4 = LiSO4 + ZnCl2
NaFeO2 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O =>
2 NaFeO2 + 4 H2SO4 = Fe2(SO4)3 + Na2SO4 + 4 H2O
BPO4 + CH4N2OZnCl2 + KF = BP + KCl + ZnO + CO2 + H2O + N2 + F2 =>
BPO4 + CH4N2OZnCl2 + 2 KF = BP + 2 KCl + ZnO + CO2 + 2 H2O + N2 + F2
C6H3CH3CH3CH3 + KMnO4 + H2SO4 = C6H3COOHCOOHCOOH + K2SO4 + MnSO4 + H2O =>
5 C6H3CH3CH3CH3 + 18 KMnO4 + 27 H2SO4 = 5 C6H3COOHCOOHCOOH + 9 K2SO4 + 18 MnSO4 + 42 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Hg(No3)2(aq) + LiI(aq) = LiNo3(aq) + HgI2(s) =>
Hg(No3)2(aq) + 2 LiI(aq) = 2 LiNo3(aq) + HgI2(s)
C2H4O + Ag(NH3)2OH = CH3COO + Ag + NH3 + H2O =>
C2H4O + 3 Ag(NH3)2OH = CH3COO + 3 Ag + 6 NH3 + 2 H2O
H2 + Cl2 + O2 = HClO =>
H2 + Cl2 + O2 = 2 HClO
MnO4{-} + Mn{2+} + H2O = MnO2 + H{+} =>
2 MnO4{-} + 3 Mn{2+} + 2 H2O = 5 MnO2 + 4 H{+}
(CH3COO)2Ba + H2SO4 = BaSO4 + CH3COOH =>
(CH3COO)2Ba + H2SO4 = BaSO4 + 2 CH3COOH
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
BaCl2 + KOH = Ba(OH)2 + KCl =>
BaCl2 + 2 KOH = Ba(OH)2 + 2 KCl
Cu(No3)2 + KOH = Cu(OH)2 + KNo3 =>
Cu(No3)2 + 2 KOH = Cu(OH)2 + 2 KNo3
KHC8H4O4 + NaOH = NaKC8H4O4H2O =>
KHC8H4O4 + NaOH = NaKC8H4O4H2O
Li(s) + O2(g) = Li2O =>
4 Li(s) + O2(g) = 2 Li2O
FeS + Pt = PtS + Fe =>
FeS + Pt = PtS + Fe
OC6H14 + O2 = CO2 + H2O =>
OC6H14 + 9 O2 = 6 CO2 + 7 H2O
KJ + KBrO3 + HCl = J2 + KBr + KCl + H2O =>
6 KJ + KBrO3 + 6 HCl = 3 J2 + KBr + 6 KCl + 3 H2O
MgSO4(aq) + HCl(aq) = MgCl2 + H2SO4(aq) =>
MgSO4(aq) + 2 HCl(aq) = MgCl2 + H2SO4(aq)
KMnO4 + HNO2 + HNO3 = Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 HNO2 + HNO3 = 2 Mn(NO3)2 + 2 KNO3 + 3 H2O
HCO3(s) + HCl(aq) = H2O(l) + CO2(g) + Cl(s) =>
HCO3(s) + HCl(aq) = H2O(l) + CO2(g) + Cl(s)
C21H42 + O2 = CO2 + H2O =>
2 C21H42 + 63 O2 = 42 CO2 + 42 H2O
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
Sr + H2SO4 = H2S + SrSO4 + H2O =>
4 Sr + 5 H2SO4 = H2S + 4 SrSO4 + 4 H2O
C21H42 + O2 = CO2 + H2O =>
2 C21H42 + 63 O2 = 42 CO2 + 42 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
I2 + Cu2 = CuI =>
I2 + Cu2 = 2 CuI
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