Équations équilibrées la veille |
H2NaOH = H2ONaH
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
H2O + K2SO4 + Al2(SO4)3 = KAl(SO4)2*12H2O =>
24 H2O + K2SO4 + Al2(SO4)3 = 2 KAl(SO4)2*12H2O
H2NCH2COONa + HCl = ClH3NCH2COOH + NaCl =>
H2NCH2COONa + 2 HCl = ClH3NCH2COOH + NaCl
CuCl2 + NaCN = Cu(CN)2 + NaCl =>
CuCl2 + 2 NaCN = Cu(CN)2 + 2 NaCl
Mg2 + Mn2O3 = MgO + Mn =>
3 Mg2 + 2 Mn2O3 = 6 MgO + 4 Mn
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
C4H8 + NH4HCOO = C4H10 + NH3HCOO =>
C4H8 + 2 NH4HCOO = C4H10 + 2 NH3HCOO
AgI + Na2S2O3 = Na7Ag(S2O3)4 + NaI =>
AgI + 4 Na2S2O3 = Na7Ag(S2O3)4 + NaI
CH3OOH + NaHCO3 = CH3OONa + H2O + CO2 =>
CH3OOH + NaHCO3 = CH3OONa + H2O + CO2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Al2(CO3)3 + H2SO4 = Al2(SO4)3 + H2O + CO2 =>
Al2(CO3)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O + 3 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
CH3(CH2)5 + O2 = CO2 + H2O =>
4 CH3(CH2)5 + 37 O2 = 24 CO2 + 26 H2O
SiCl4 + KOH = K2SiO3 + KCl + H2O =>
SiCl4 + 6 KOH = K2SiO3 + 4 KCl + 3 H2O
Ca(OH)2 + HCl = CaOHCl + H2O =>
Ca(OH)2 + HCl = CaOHCl + H2O
Sr(NO3)2 + Mg(NO3)2 + Al(NO3)3 + (NH2)2CO = SrMgAl10O17 + H2O + CO2 + N2 =>
3 Sr(NO3)2 + 3 Mg(NO3)2 + 30 Al(NO3)3 + 85(NH2)2CO = 3 SrMgAl10O17 + 170 H2O + 85 CO2 + 136 N2
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Si + O2 = SiO7 =>
2 Si + 7 O2 = 2 SiO7
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
MgCl2 + Na2(HPO4) = Mg(HPO4) + NaCl =>
MgCl2 + Na2(HPO4) = Mg(HPO4) + 2 NaCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2O + IO3 = IO2 + OH =>
H2O + IO3 = IO2 + 2 OH
Cl2 + BaO = O2 + Cl2Ba =>
2 Cl2 + 2 BaO = O2 + 2 Cl2Ba
PBO = PB + O =>
PBO = PB + O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HClO4 + NaF = HF + NaClO4 =>
HClO4 + NaF = HF + NaClO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HClO4 + NaF = HF + NaClO4 =>
HClO4 + NaF = HF + NaClO4
Hydrochloricacid + sodiumhydroxide = sodiumchloride + Water =>
HCl + NaOH = NaCl + H2O
HClO4 + NaF = HF + NaClO4 =>
HClO4 + NaF = HF + NaClO4
Al(NO3)(aq) + H2O(l) + NH3(aq) = (Al(OH)3)(s) + NH4(NO3)(aq) =>
4 Al(NO3)(aq) + 9 H2O(l) + 2 NH3(aq) = 4(Al(OH)3)(s) + 3 NH4(NO3)(aq)
HNO3 + CaSO4 = Ca(NO3)2 + H2SO4 =>
2 HNO3 + CaSO4 = Ca(NO3)2 + H2SO4
NaCl + H2SO = Na2SO4 + Cl2 + H2S + H2O =>
2 NaCl + 5 H2SO = Na2SO4 + Cl2 + 4 H2S + H2O
HClO4 + NaF = HF + NaClO4 =>
HClO4 + NaF = HF + NaClO4
UO2 + H2SO4 = UO2SO4 + SO2 + H2O =>
UO2 + 2 H2SO4 = UO2SO4 + SO2 + 2 H2O
KMnO4 + CH3CH2OH + NaOH = K2MnO4 + CH3CO2H + Na2MnO4 + H2O =>
4 KMnO4 + CH3CH2OH + 4 NaOH = 2 K2MnO4 + CH3CO2H + 2 Na2MnO4 + 3 H2O
Zn + Ca(NO3)2 + H2O = NH3 + Ca(OH)2 + Zn(OH)2 =>
8 Zn + Ca(NO3)2 + 12 H2O = 2 NH3 + Ca(OH)2 + 8 Zn(OH)2
CH4 = C + H =>
CH4 = C + 4 H
HClO4 + NaF = HF + NaClO4 =>
HClO4 + NaF = HF + NaClO4
KNO3 + C2H7NO2 = CO2 + H2O + K2CO3 + N2 =>
22 KNO3 + 10 C2H7NO2 = 9 CO2 + 35 H2O + 11 K2CO3 + 16 N2
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