| Équations équilibrées la veille |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4F8 + O2 = CO2 + F2 =>
C4F8 + 4 O2 = 4 CO2 + 4 F2
Fe2(C2O4)3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O + CO2 =>
5 Fe2(C2O4)3 + 6 KMnO4 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O + 30 CO2
K + Cl2 + O2 = KClO =>
2 K + Cl2 + O2 = 2 KClO
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Ag2SO4 + PO4 = Ag3PO4 + SO4 =>
3 Ag2SO4 + 2 PO4 = 2 Ag3PO4 + 3 SO4
K2CrO7 + H2SO4 + H2S = Cr2(SO4)3 + K2SO4 + H2O =>
8 K2CrO7 + 11 H2SO4 + 9 H2S = 4 Cr2(SO4)3 + 8 K2SO4 + 20 H2O
NaOH + Na2S + Cl2 = Na2SO4 + NaCl + H2O =>
8 NaOH + Na2S + 4 Cl2 = Na2SO4 + 8 NaCl + 4 H2O
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
(NH4)2CO3 + NaOH = Na2 + CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2 + CO3 + 2 NH3 + 2 H2O
NaHCO3(s) + HCH3CO2(aq) = NaCH3CO2 + H2O + CO2 =>
NaHCO3(s) + HCH3CO2(aq) = NaCH3CO2 + H2O + CO2
H2O + HN3 = NH4 + OH =>
11 H2O + HN3 = 3 NH4 + 11 OH
BiS3 + HNO3 = Bi(NO3)3 + S + H2O + NO =>
BiS3 + 4 HNO3 = Bi(NO3)3 + 3 S + 2 H2O + NO
SnO2 + HCl = SnCl2 + H2O + O =>
SnO2 + 2 HCl = SnCl2 + H2O + O
K + CO2 = K2O + C =>
4 K + CO2 = 2 K2O + C
Na + KNO3 = K2O + Na2O + N(g) =>
10 Na + 2 KNO3 = K2O + 5 Na2O + 2 N(g)
KCl + KMnO4 + H2SO4 = Cl + KSO4 + MnSO4 + H2O =>
2 KCl + KMnO4 + 4 H2SO4 = 2 Cl + 3 KSO4 + MnSO4 + 4 H2O
Cu(s) + S4(s) = Cu2S4(s) =>
2 Cu(s) + S4(s) = Cu2S4(s)
Cr2O7 + FeS2 = Fe + SO2 + Cr =>
4 Cr2O7 + 7 FeS2 = 7 Fe + 14 SO2 + 8 Cr
C61H106O6 + O2 = CO2 + H2O =>
2 C61H106O6 + 169 O2 = 122 CO2 + 106 H2O
Ca3P2O8 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3P2O8 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
H2Cr2O7 + NaNH2 = Na2Cr2O7 + NH3 =>
H2Cr2O7 + 2 NaNH2 = Na2Cr2O7 + 2 NH3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CH4 = C2H2 + H =>
2 CH4 = C2H2 + 6 H
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H3O + NaOH = NaH + H2O =>
2 H3O + NaOH = NaH + 3 H2O
F2 + AlBr3 = Br2 + AlF3 =>
3 F2 + 2 AlBr3 = 3 Br2 + 2 AlF3
Ba + HNO3 = Ba(NO3)3 + NO2 + H2O =>
Ba + 6 HNO3 = Ba(NO3)3 + 3 NO2 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KBr + Fe(OH)3 = FeBr3 + KOH =>
3 KBr + Fe(OH)3 = FeBr3 + 3 KOH
CHF3 + H2O = HF + CO =>
CHF3 + H2O = 3 HF + CO
Cu(OH)2 + NaNO3 + H2O = Cu(NO3)2*3H2O + NaOH =>
Cu(OH)2 + 2 NaNO3 + 3 H2O = Cu(NO3)2*3H2O + 2 NaOH
BaF2 + K3(PO4) = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3(PO4) = Ba3(PO4)2 + 6 KF
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu(OH)2 + NaNO3 + H2O = Cu(NO3)2*3H2O + NaOH =>
Cu(OH)2 + 2 NaNO3 + 3 H2O = Cu(NO3)2*3H2O + 2 NaOH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
K3PO4 + H2 = K + H3PO4 =>
2 K3PO4 + 3 H2 = 6 K + 2 H3PO4
CH3COH = (CH4) + CO =>
CH3COH = (CH4) + CO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ag3PO4 + HNO3 = AgNO3 + H3PO4 =>
Ag3PO4 + 3 HNO3 = 3 AgNO3 + H3PO4
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