Équations équilibrées la veille |
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
SnO2 + KOH = K2O3Sn + H2O =>
SnO2 + 2 KOH = K2O3Sn + H2O
Si + OH = H2O + SiO3 =>
Si + 6 OH = 3 H2O + SiO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Zn + MgS = Mg + ZnS =>
Zn + MgS = Mg + ZnS
Na2CO3 + KCl + H2O = NaCl + KHCO3 + NaOH =>
Na2CO3 + KCl + H2O = NaCl + KHCO3 + NaOH
NaOH + SO3 = Na2SO4 + H2O =>
2 NaOH + SO3 = Na2SO4 + H2O
Ca(NO3)2 + NaH2PO4 = Ca3(PO4)2 + NaH2(NO3)3 =>
3 Ca(NO3)2 + 2 NaH2PO4 = Ca3(PO4)2 + 2 NaH2(NO3)3
HCl + SrO2H2 = SrCl2 + H2O =>
2 HCl + SrO2H2 = SrCl2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2CCHCl + KClO4 = KCl + CO + H2O + HCl =>
4 H2CCHCl + 3 KClO4 = 3 KCl + 8 CO + 4 H2O + 4 HCl
NaNO2 + NaClO = NaNO3 + NaCl =>
NaNO2 + NaClO = NaNO3 + NaCl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
(NH4)2S + KOH = NH3 + K2S + H2O =>
(NH4)2S + 2 KOH = 2 NH3 + K2S + 2 H2O
AgNO3 + K2Cr2O7 = Ag2Cr2O7 + KNO3 =>
2 AgNO3 + K2Cr2O7 = Ag2Cr2O7 + 2 KNO3
NaOH + CO2 = NaHCO3 =>
NaOH + CO2 = NaHCO3
NaOH + MgSO4 = Mg(OH)2 + Na2SO4 =>
2 NaOH + MgSO4 = Mg(OH)2 + Na2SO4
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
H2SO4 + Al2S3 = Al2(SO4)3 + H2S =>
3 H2SO4 + Al2S3 = Al2(SO4)3 + 3 H2S
H2 + Cl2 = HCl(aq) =>
H2 + Cl2 = 2 HCl(aq)
F2O7 + KOH = KFO4 + H2O =>
F2O7 + 2 KOH = 2 KFO4 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Y + GaN = Ga + YN =>
Y + GaN = Ga + YN
TiO2 + BrF3 = TiF4 + Br2 + O2 =>
3 TiO2 + 4 BrF3 = 3 TiF4 + 2 Br2 + 3 O2
Mo(No3)3 + Na2O2 + NaOH = Na2MoO4 + NaNo3 + H2O =>
2 Mo(No3)3 + 3 Na2O2 + 4 NaOH = 2 Na2MoO4 + 6 NaNo3 + 2 H2O
ReO2 + K2CO3 = K2ReO3 + CO2 =>
ReO2 + K2CO3 = K2ReO3 + CO2
NH4Cl + MgBr2 = NH4Br + MgCl2 =>
2 NH4Cl + MgBr2 = 2 NH4Br + MgCl2
C3H8O + NO3 = N2 + CO2 + H2O =>
2 C3H8O + 6 NO3 = 3 N2 + 6 CO2 + 8 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe + CuCl{2} = FeCl{2} + Cu =>
Fe + CuCl{2} = FeCl{2} + Cu
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Cr + H2 = CrH =>
2 Cr + H2 = 2 CrH
Zn + Na2CrO4 + NaOH + H2O = Na2[Zn(OH)4] + Na3[Cr(OH)6] =>
3 Zn + 2 Na2CrO4 + 8 NaOH + 8 H2O = 3 Na2[Zn(OH)4] + 2 Na3[Cr(OH)6]
O + Cd = Cd2O =>
O + 2 Cd = Cd2O
Fe2O3(s) + H3PO4(aq) = FePO4(aq) + H2O(l) =>
Fe2O3(s) + 2 H3PO4(aq) = 2 FePO4(aq) + 3 H2O(l)
Fe + MgCl2 = Fe(Cl2)2 + Mg =>
Fe + 2 MgCl2 = Fe(Cl2)2 + 2 Mg
H2S + C2H5OH = C2H5SH + H2O =>
H2S + C2H5OH = C2H5SH + H2O
Ag(NH3)2OH + K2S = Ag2S + NH3 + KOH =>
2 Ag(NH3)2OH + K2S = Ag2S + 4 NH3 + 2 KOH
NH4Cl + MgSO4 = MgCl + NH4SO4 =>
NH4Cl + MgSO4 = MgCl + NH4SO4
Ni(NH3)2 + NH3 = Ni(NH3)4 =>
Ni(NH3)2 + 2 NH3 = Ni(NH3)4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
H2CO3 + Ra(OH)2 = RaCO3 + H2O =>
H2CO3 + Ra(OH)2 = RaCO3 + 2 H2O
C2H5OH + H2SO4 + SiO2 = CH3COOH + H2O + SiSO4 =>
C2H5OH + 2 H2SO4 + 2 SiO2 = CH3COOH + 3 H2O + 2 SiSO4
C6H5CH2Br + KCN = C6H5CH2CN + KBr =>
C6H5CH2Br + KCN = C6H5CH2CN + KBr
Y + Ga = GaY =>
Y + Ga = GaY
ZnCl2 + FeBr3 = ZnBr2 + FeCl3 =>
3 ZnCl2 + 2 FeBr3 = 3 ZnBr2 + 2 FeCl3
C6H8O6 + H2O = C6H12O6 + O2 =>
C6H8O6 + 2 H2O = C6H12O6 + O2
Al2O3 + Mg(OH)2 = Mg(AlO2)2 + H2O =>
Al2O3 + Mg(OH)2 = Mg(AlO2)2 + H2O
Cr2(SO4) + KMnO4 + KOH = K2MnO4 + K2CrO4 + K2SO4 + H2O =>
Cr2(SO4) + 10 KMnO4 + 16 KOH = 10 K2MnO4 + 2 K2CrO4 + K2SO4 + 8 H2O
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