| Équations équilibrées la veille |
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = 6 CO2 + Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C23H42O8N8 + O2 = CO2 + H2O + NO2 =>
2 C23H42O8N8 + 75 O2 = 46 CO2 + 42 H2O + 16 NO2
CuSO4(aq) + NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq)
C6H5COOH + Ba(OH)2 = H2O + C6H5COO + Ba =>
2 C6H5COOH + Ba(OH)2 = 2 H2O + 2 C6H5COO + Ba
KOH + H3PO4 = H2O + PO4K3 =>
3 KOH + H3PO4 = 3 H2O + PO4K3
H2CCHCH2CH3 + KMnO4 + H2O = CH3CH2CHOHCH2OH + KOH + MnO2 =>
3 H2CCHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH2CHOHCH2OH + 2 KOH + 2 MnO2
C3H7OH + CrO3 = Cr2O3 + CO2 + H2O =>
C3H7OH + 6 CrO3 = 3 Cr2O3 + 3 CO2 + 4 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
HNO2 + H2SO4 + KMnO4 = HNO3 + MnSO4 + H2O + K2SO4 =>
5 HNO2 + 3 H2SO4 + 2 KMnO4 = 5 HNO3 + 2 MnSO4 + 3 H2O + K2SO4
KMnO4 + HCOOK + KOH = K2MnO4 + K2CO3 + H2O =>
2 KMnO4 + HCOOK + 3 KOH = 2 K2MnO4 + K2CO3 + 2 H2O
KMnO4 + C3H6 + H2SO4 = C3H4O6 + MnSO4 + K2SO4 + H2O =>
14 KMnO4 + 5 C3H6 + 21 H2SO4 = 5 C3H4O6 + 14 MnSO4 + 7 K2SO4 + 26 H2O
N3H12PO4 + PbCl2O6 = Pb3P2O8 + NH4ClO3 =>
2 N3H12PO4 + 3 PbCl2O6 = Pb3P2O8 + 6 NH4ClO3
Zn(OH)2 + H3Po4 = Zn3(Po4)2 + H2O =>
3 Zn(OH)2 + 2 H3Po4 = Zn3(Po4)2 + 6 H2O
AgCl + ClF3 = ClF + AgClF4 =>
AgCl + 2 ClF3 = 2 ClF + AgClF4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
KMnO4 + C3H6 + KOH = C2H3O2K + K2MnO4 + H2O =>
12 KMnO4 + 2 C3H6 + 15 KOH = 3 C2H3O2K + 12 K2MnO4 + 9 H2O
Sodiumchloride + manganesedioxide + sulfuricacid = NaHSO4 + MnSO4 + water + chlorine =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Cl2
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Al(s) + Cu{2+}(aq) = Al{3+}(aq) + Cu(s) =>
2 Al(s) + 3 Cu{2+}(aq) = 2 Al{3+}(aq) + 3 Cu(s)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MgF2 + Li2CO3 = MgCO3 + LiF1 =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF1
C8H9NO2 + KClO3 = CO2 + H2O + KCl + N2 =>
6 C8H9NO2 + 37 KClO3 = 48 CO2 + 27 H2O + 37 KCl + 3 N2
Zn(NO3)2(aq) + MgSO4(aq) = ZnSO4 + Mg(NO3)2 =>
Zn(NO3)2(aq) + MgSO4(aq) = ZnSO4 + Mg(NO3)2
NaNO2 + KI + H2SO4 = NO + K2SO4 + Na2SO4 + I2 + H2O =>
2 NaNO2 + 2 KI + 2 H2SO4 = 2 NO + K2SO4 + Na2SO4 + I2 + 2 H2O
Na2S + CrCl2 + H2O = Cr(OH)2 + H2S + NaCl =>
Na2S + CrCl2 + 2 H2O = Cr(OH)2 + H2S + 2 NaCl
K2C2O4 + CaCO3 + CH3COOH = CaC2O4 + H2O + K =>
K2C2O4 + 4 CaCO3 + CH3COOH = 4 CaC2O4 + 2 H2O + 2 K
PbO2 + HCl = Pb + Cl2 + H2O =>
PbO2 + 4 HCl = Pb + 2 Cl2 + 2 H2O
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
BaCO3 + HNO3 = Ba(NO3)2 + H2CO3 =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + H2CO3
C8H7ClO3 + CH3NH2 = C9H11NO3 + HCl =>
C8H7ClO3 + CH3NH2 = C9H11NO3 + HCl
Sr(OH)2 + KBr = SrBr2 + K(OH) =>
Sr(OH)2 + 2 KBr = SrBr2 + 2 K(OH)
CH3SiH3 + Cu(OH)2 = SiO2 + CuO + H2 + CH3 =>
2 CH3SiH3 + 4 Cu(OH)2 = 2 SiO2 + 4 CuO + 7 H2 + 2 CH3
MnO2 + MnO = Mn3O4 =>
MnO2 + 2 MnO = Mn3O4
N + H2O = N2O + H3O =>
2 N + 3 H2O = N2O + 2 H3O
H3O + Sb2O5 = Sb2O3 + H2O =>
4 H3O + Sb2O5 = Sb2O3 + 6 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
Zn(s) + Cu2NO3(aq) = ZnNO3(aq) + Cu(aq) =>
Zn(s) + Cu2NO3(aq) = ZnNO3(aq) + 2 Cu(aq)
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu(OH)2 + CH3COOH = Cu(CH3COO)2 + H2O =>
Cu(OH)2 + 2 CH3COOH = Cu(CH3COO)2 + 2 H2O
(Cr2O7)2{-} + CH3OH + H{+} = Cr2{+} + CO2 + H2O =>
6(Cr2O7)2{-} + 25 CH3OH + 18 H{+} = 12 Cr2{+} + 25 CO2 + 59 H2O
B + H2O = OH{-} + BH{+} =>
B + H2O = OH{-} + BH{+}
Ca + LaF3 = La + CaF22 =>
3 Ca + 22 LaF3 = 22 La + 3 CaF22
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H{+} + Pt + NO3{-} + Cl{-} = PtCl6{-2} + NO + H2O =>
16 H{+} + 3 Pt + 4 NO3{-} + 18 Cl{-} = 3 PtCl6{-2} + 4 NO + 8 H2O
LiOH(aq) + VCl3(aq) = LiCl + V(OH)3 =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl + V(OH)3
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