| Équations équilibrées la veille |
Cu + 2 NaOH = Na2CuO2 + H2
CO2 + Al(OH)3 = Al2(CO3)3 + H2O =>
3 CO2 + 2 Al(OH)3 = Al2(CO3)3 + 3 H2O
Cu + NaOH = Na2CuO2 + H2 =>
Cu + 2 NaOH = Na2CuO2 + H2
Cu(NO3)2 + NH3 + H2O = Cu(OH)3 + NH4NO3 =>
8 Cu(NO3)2 + 14 NH3 + 21 H2O = 8 Cu(OH)3 + 15 NH4NO3
Cu + NaOH = Na2CuO2 + H2 =>
Cu + 2 NaOH = Na2CuO2 + H2
Mn2O5 + Ca = CaO + Mn =>
Mn2O5 + 5 Ca = 5 CaO + 2 Mn
Ti(s) + O2(g) = TiO =>
2 Ti(s) + O2(g) = 2 TiO
KOH(s) + HBr(g) = KBr(s) + H2O(g) =>
KOH(s) + HBr(g) = KBr(s) + H2O(g)
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag =>
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag
NaAl + Pb(NO3)2 = NaNO3 + PbAl2 =>
2 NaAl + Pb(NO3)2 = 2 NaNO3 + PbAl2
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag =>
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag
BF3 + Na2SO4 = B2(SO4)3 + NaF =>
2 BF3 + 3 Na2SO4 = B2(SO4)3 + 6 NaF
Cu + NaOH = Na2CuO2 + H2 =>
Cu + 2 NaOH = Na2CuO2 + H2
BF3 + Na2SO4 = B2(SO4)3 + NaF =>
2 BF3 + 3 Na2SO4 = B2(SO4)3 + 6 NaF
Cu + NaOH = Na2CuO2 + H2 =>
Cu + 2 NaOH = Na2CuO2 + H2
CH4 + B2 = CH3B + HB =>
CH4 + B2 = CH3B + HB
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 2 P + 5 CO
Na2Cr2O7 + CH3CH2OHCH3 + H2SO4 = Na2SO4 + Cr2(SO4)2 + CH3COOH + H2O =>
7 Na2Cr2O7 + 8 CH3CH2OHCH3 + 21 H2SO4 = 7 Na2SO4 + 7 Cr2(SO4)2 + 12 CH3COOH + 33 H2O
Cu{2} + NaOH = CuOH{2} + Na =>
Cu{2} + NaOH = CuOH{2} + Na
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
BF3 + Na2SO4 = B2(SO4)3 + NaF =>
2 BF3 + 3 Na2SO4 = B2(SO4)3 + 6 NaF
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag =>
Pb(NO3)2 + AgNO3 = Pb(NO3)3 + Ag
Xe + O2 = XeO =>
2 Xe + O2 = 2 XeO
Cu + NaNO3 + KHSO4 = CuSO4 + K2SO4 + Na2SO4 + NO + H2O =>
3 Cu + 2 NaNO3 + 8 KHSO4 = 3 CuSO4 + 4 K2SO4 + Na2SO4 + 2 NO + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BF3 + Na2SO4 = B2(SO4)3 + NaF =>
2 BF3 + 3 Na2SO4 = B2(SO4)3 + 6 NaF
Cl2 + Na2S2O + NaOH = NaCl + Na2SO2 + H2O =>
2 Cl2 + Na2S2O + 6 NaOH = 4 NaCl + 2 Na2SO2 + 3 H2O
C12H12COOH + O2 = CO2 + H2O =>
4 C12H12COOH + 61 O2 = 52 CO2 + 26 H2O
Sn2{+} + Mn = Sn + Mn2{+} =>
Sn2{+} + 2 Mn = 2 Sn + Mn2{+}
BeS + NH4OH = Be(OH)2 + (NH4)2S =>
BeS + 2 NH4OH = Be(OH)2 + (NH4)2S
(NH4)3PO4 + Ca(NO3)2 = NH4NO3 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(NO3)2 = 6 NH4NO3 + Ca3(PO4)2
Cu2O(s) + Al(s) = Al2O3(s) + Cu(l) =>
3 Cu2O(s) + 2 Al(s) = Al2O3(s) + 6 Cu(l)
NaCN + Ba(CH3COO)2 = NaCH3COO + Ba(CN)2 =>
2 NaCN + Ba(CH3COO)2 = 2 NaCH3COO + Ba(CN)2
Na2(SiO3) + Pb(NO3)2 = NaNO3 + Pb(SiO3) =>
Na2(SiO3) + Pb(NO3)2 = 2 NaNO3 + Pb(SiO3)
Mo3 = Mo =>
Mo3 = 3 Mo
K3P = K + P4 =>
4 K3P = 12 K + P4
Cu + NaOH = Na2CuO2 + H2 =>
Cu + 2 NaOH = Na2CuO2 + H2
LiOH + CuSO4 = Li2SO4 + Cu(OH)2 =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2
KOH + Fe2(SO4)3 + KNO2 = FeSO4 + K2SO4 + KNO3 + H2O =>
2 KOH + Fe2(SO4)3 + KNO2 = 2 FeSO4 + K2SO4 + KNO3 + H2O
H2O2 + H2SO3 = H2O + H2SO4 =>
H2O2 + H2SO3 = H2O + H2SO4
BF3 + Na2SO4 = B2(SO4)3 + NaF =>
2 BF3 + 3 Na2SO4 = B2(SO4)3 + 6 NaF
CuSO45H2O + H2NCH2CH2NH2 + CH3CH2OH = [Cu(H2NCH2CH2NH2)2]SO4 + CO2 + H2O =>
6 CuSO45H2O + 12 H2NCH2CH2NH2 + 41 CH3CH2OH = 6[Cu(H2NCH2CH2NH2)2]SO4 + 82 CO2 + 129 H2O
AlH5MgO5 + HCl = H2O + Mg(OH)2 + AlCl3 =>
AlH5MgO5 + 3 HCl = 3 H2O + Mg(OH)2 + AlCl3
NaO2 = Na + O =>
NaO2 = Na + 2 O
CH3COOH + Na2CO3 = C2H3NaO2 + CO2 + H2O =>
2 CH3COOH + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
C6H22O11 = C + H + O =>
C6H22O11 = 6 C + 22 H + 11 O
HCl + Mg = (H)2 + Mg(Cl)2 =>
2 HCl + Mg = (H)2 + Mg(Cl)2
Cl2 + KOH = KCl + K(ClO3) + H2O =>
3 Cl2 + 6 KOH = 5 KCl + K(ClO3) + 3 H2O
AUR + RZ = AZ + R2U =>
AUR + RZ = AZ + R2U
C9H10ClN5O2 + H2O = C12H22O11 + CH4N2O + HCl =>
24 C9H10ClN5O2 + 155 H2O = 13 C12H22O11 + 60 CH4N2O + 24 HCl
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