Équations équilibrées la veille |
AsO4 + 2 H2O = AsO2 + 4 OH
Fe(OH)3 + Na2S = FeS + Na2(OH)3 =>
Fe(OH)3 + Na2S = FeS + Na2(OH)3
Au(s) + HCl(aq) = AuCl(aq) + H(g) =>
Au(s) + HCl(aq) = AuCl(aq) + H(g)
K{+} + Al{+3} + SO4{-2} + HOH = KAl(SO4)2*12H2O =>
K{+} + Al{+3} + 2 SO4{-2} + 12 HOH = KAl(SO4)2*12H2O
KOH + NaClO = NaOH + KCl + O =>
KOH + NaClO = NaOH + KCl + O
Na2S = Na + S =>
Na2S = 2 Na + S
Cr + MgCl = CrCl + Mg =>
Cr + MgCl = CrCl + Mg
Au + H2SeO4 = Au2(SeO4)3 + SeO2 + H2O =>
2 Au + 6 H2SeO4 = Au2(SeO4)3 + 3 SeO2 + 6 H2O
Au + NiSO4 = Au2(SO4)3 + Ni =>
2 Au + 3 NiSO4 = Au2(SO4)3 + 3 Ni
N2(g) + H2(g) + O2 = HNO2(aq) =>
N2(g) + H2(g) + 2 O2 = 2 HNO2(aq)
(NH4)Cl + NaNO2 = NaCl + N + H2O =>
(NH4)Cl + NaNO2 = NaCl + 2 N + 2 H2O
AgN3 = Ag + N3 =>
AgN3 = Ag + N3
PbCl + FeSO4 = FeCl + PbSO4 =>
PbCl + FeSO4 = FeCl + PbSO4
copper + oxygen = Cu2O =>
4 Cu + O2 = 2 Cu2O
AuHNO3 = AuNO3H =>
AuHNO3 = AuNO3H
C12H17O4 + O2 = H2O + CO2 =>
4 C12H17O4 + 57 O2 = 34 H2O + 48 CO2
AuCl(s) = AuCl3(aq) + Au =>
3 AuCl(s) = AuCl3(aq) + 2 Au
FeCl3 + H2SO4 + Na2S = FeSO4 + HCl + NaCl + S =>
2 FeCl3 + 2 H2SO4 + Na2S = 2 FeSO4 + 4 HCl + 2 NaCl + S
Ag(aq) + Au(S) = Ag(S) + Au(aq) =>
Ag(aq) + Au(S) = Ag(S) + Au(aq)
AgNO3 + NH4Cl = AgCl + NH4NO3 =>
AgNO3 + NH4Cl = AgCl + NH4NO3
H2Pb + NH3 = HPb + NH4 =>
H2Pb + NH3 = HPb + NH4
AuO = Au + O =>
AuO = Au + O
B(s) + O2(g) = B2O3 =>
4 B(s) + 3 O2(g) = 2 B2O3
Al + H + PO3 = Al2O3 + H3PO2 =>
2 Al + 9 H + 3 PO3 = Al2O3 + 3 H3PO2
K2CrO7 + Al + H2SO4 = Cr2(SO4)3 + Al(SO4)3 + H2O + K2SO4 =>
2 K2CrO7 + 3 Al + 14 H2SO4 = Cr2(SO4)3 + 3 Al(SO4)3 + 14 H2O + 2 K2SO4
B(OH)3 + C2H5OH = (C2H5O)3B + H2O =>
B(OH)3 + 3 C2H5OH = (C2H5O)3B + 3 H2O
B + H = B2H6 =>
2 B + 6 H = B2H6
V2O5 + H3PO4 + H2O = VOPO4(H2O)2 =>
V2O5 + 2 H3PO4 + H2O = 2 VOPO4(H2O)2
AgNO3 + LiCI = AgCI + LiNO3 =>
AgNO3 + LiCI = AgCI + LiNO3
Fe(ClO3)2 + Al(OH)3 = Al(ClO3)3 + Fe(OH)2 =>
3 Fe(ClO3)2 + 2 Al(OH)3 = 2 Al(ClO3)3 + 3 Fe(OH)2
Cu(SO)4*5H2O = Cu(SO)4 + H2O =>
Cu(SO)4*5H2O = Cu(SO)4 + 5 H2O
Fe2(C2O4)3 + (NH4)2C2O4*H2O = (NH4)3Fe(C2O4)3 + H2O =>
Fe2(C2O4)3 + 3(NH4)2C2O4*H2O = 2(NH4)3Fe(C2O4)3 + 3 H2O
(NH4)6Mo7O24 + HCl + Zn = Mo4O10(OH)2 + ZnCl2 + NH4Cl + H2O =>
4(NH4)6Mo7O24 + 38 HCl + 7 Zn = 7 Mo4O10(OH)2 + 7 ZnCl2 + 24 NH4Cl + 12 H2O
NiCl + Pb(NO3)2 = Ni(NO3)2 + PbCl =>
NiCl + Pb(NO3)2 = Ni(NO3)2 + PbCl
MgBr + NaCn{-} = MgCn{-} + NaBr =>
MgBr + NaCn{-} = MgCn{-} + NaBr
B + H2O = BOH + H2 =>
2 B + 2 H2O = 2 BOH + H2
Br2(aq) + MgI2(aq) = MgBr2(aq) + I2(aq) =>
Br2(aq) + MgI2(aq) = MgBr2(aq) + I2(aq)
ClCa2 = Ca + Cl2 =>
2 ClCa2 = 4 Ca + Cl2
HONH2 + H2O = HONH3 + NO3 =>
8 HONH2 + 2 H2O = 7 HONH3 + NO3
NO2 + KOH = KNO3 + H2 =>
2 NO2 + 2 KOH = 2 KNO3 + H2
K2CO3 + CuNO3 = K2NO3 + CuCO3 =>
K2CO3 + CuNO3 = K2NO3 + CuCO3
BF3 + NH3 = F3BNH3 =>
BF3 + NH3 = F3BNH3
Ni3S2(s) + O2(g) = NiO(s) + SO5(g) =>
2 Ni3S2(s) + 13 O2(g) = 6 NiO(s) + 4 SO5(g)
K7I + Cl2 = K7Cl + I =>
2 K7I + Cl2 = 2 K7Cl + 2 I
Ca + MgH = Mg + CaH2 =>
Ca + 2 MgH = 2 Mg + CaH2
Ba(CH3COO)2 + Na2S = NaCH3COO + BaS =>
Ba(CH3COO)2 + Na2S = 2 NaCH3COO + BaS
Ba(MnO4)2 = BaMnO3 + MnO2 + O2 =>
2 Ba(MnO4)2 = 2 BaMnO3 + 2 MnO2 + 3 O2
CH3CH2COOK + H2O = KOH + CH3CH2COOH =>
CH3CH2COOK + H2O = KOH + CH3CH2COOH
C6H7NO + C4H6O3 = C8H9NO2 + CH3COOH =>
C6H7NO + C4H6O3 = C8H9NO2 + CH3COOH
NaHCO3(s) + HC2H3O2(aq) = C2H2NaO2 + H2O(l) + O2 =>
4 NaHCO3(s) + 2 HC2H3O2(aq) = 4 C2H2NaO2 + 2 H2O(l) + 3 O2
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