Équations équilibrées la veille |
Na2SiF6 + H2O = H2SiF6 + Na2O
Al2S3(s) + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Sr(OH)2 + HCI = Sr + HCI(OH) =>
Sr(OH)2 + 2 HCI = Sr + 2 HCI(OH)
SN(OH)2 + HNO3 = SN(OH)NO3 + H2O =>
SN(OH)2 + HNO3 = SN(OH)NO3 + H2O
CU(OH)2 = CUOH2O =>
CU(OH)2 = CUOH2O
K + BrO = KO + Br =>
K + BrO = KO + Br
N2O4 + Ca(OH)2 = Ca(NO2)2 + Ca(NO3)2 + H2O =>
2 N2O4 + 2 Ca(OH)2 = Ca(NO2)2 + Ca(NO3)2 + 2 H2O
Na2[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
Na2[Cr(OH)6] + Br2 + 2 NaOH = Na2CrO4 + 2 NaBr + 4 H2O
CH + H2O = CH2 + O2 =>
4 CH + 2 H2O = 4 CH2 + O2
H2SO4 + Br = BrSO4 + H2 =>
H2SO4 + Br = BrSO4 + H2
KHLO3 = KHL + O2 =>
2 KHLO3 = 2 KHL + 3 O2
Al + Ag2S = Ag + Al2S3 =>
2 Al + 3 Ag2S = 6 Ag + Al2S3
CaCO3 + MoO3H2O = CaMoO4 + CO2 + H2O =>
CaCO3 + MoO3H2O = CaMoO4 + CO2 + H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Br2 + NH4Cl = ClBr + NH4 =>
Br2 + 2 NH4Cl = 2 ClBr + 2 NH4
CaO2H2 + HCl = CaCl2 + H2O =>
CaO2H2 + 2 HCl = CaCl2 + 2 H2O
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
NaHCo3 + MgCl2 = MgCo3 + NaHCl2 =>
NaHCo3 + MgCl2 = MgCo3 + NaHCl2
Ni + HNO3 + HCl = H2NiCl4 + NO2 + H2O =>
Ni + 2 HNO3 + 4 HCl = H2NiCl4 + 2 NO2 + 2 H2O
Br2 + Li = LiBr =>
Br2 + 2 Li = 2 LiBr
HNO2 = HO2 + N2 =>
2 HNO2 = 2 HO2 + N2
XeF2 + NH3 = Xe + NH4F + N2 =>
3 XeF2 + 8 NH3 = 3 Xe + 6 NH4F + N2
Mg + Cu(SO)4 = Mg(SO)4 + Cu =>
Mg + Cu(SO)4 = Mg(SO)4 + Cu
BaBr2 + AlF3 = BaF3 + Br2Al =>
BaBr2 + AlF3 = BaF3 + Br2Al
Cu2(HO)2CO3 + H2SO4 = CuSO4 + H2O + CO2 =>
Cu2(HO)2CO3 + 2 H2SO4 = 2 CuSO4 + 3 H2O + CO2
C4H6O4Hg + FeBr3 = HgBr2 + Fe2(C4H6O4)3 =>
3 C4H6O4Hg + 2 FeBr3 = 3 HgBr2 + Fe2(C4H6O4)3
Bi + Cl = BiCl3 =>
Bi + 3 Cl = BiCl3
Sn(OH)2 + Na2CO3 = Sn(CO3) + Na(OH) =>
Sn(OH)2 + Na2CO3 = Sn(CO3) + 2 Na(OH)
Hg + H2SO4 = HgSO4 + SO + H2O =>
2 Hg + 3 H2SO4 = 2 HgSO4 + SO + 3 H2O
MgCl + AlO = AlCl + MgO =>
MgCl + AlO = AlCl + MgO
NaS2O3 + Cl2 + H2O + NaCl = Na2SO4 + HCl =>
2 NaS2O3 + 7 Cl2 + 10 H2O + 6 NaCl = 4 Na2SO4 + 20 HCl
LiHSO4 + KOH = KHSO4 + LiOH =>
LiHSO4 + KOH = KHSO4 + LiOH
Li2SO4 + CuCO3 = CuSO4 + Li2CO3 =>
Li2SO4 + CuCO3 = CuSO4 + Li2CO3
Co + SO3 = CoSO3 =>
Co + SO3 = CoSO3
Na2Cr2O7 + HNo3 + Na2S2O3 = NaNo3 + Cr(No3)3 + H2O + H2SO4 =>
4 Na2Cr2O7 + 38 HNo3 + 3 Na2S2O3 = 14 NaNo3 + 8 Cr(No3)3 + 13 H2O + 6 H2SO4
FeCl3 + KOH = ClK + Fe(OH)3 =>
FeCl3 + 3 KOH = 3 ClK + Fe(OH)3
NaH + C = Na2C2 + C2H2 =>
2 NaH + 4 C = Na2C2 + C2H2
KMnO4 + H2O + Na2S = S + MnO2 + KOH + NaOH =>
2 KMnO4 + 4 H2O + 3 Na2S = 3 S + 2 MnO2 + 2 KOH + 6 NaOH
NO + N2O4 = N2O3 =>
2 NO + N2O4 = 2 N2O3
Ca2{+} + e = Ca =>
Ca2{+} + e = 2 Ca
Na2CO4 + Ca(OH)2 = NaOH + CaCO4 =>
Na2CO4 + Ca(OH)2 = 2 NaOH + CaCO4
Ir(ClO3)7 = Cl2 + O2 + Ir =>
2 Ir(ClO3)7 = 7 Cl2 + 21 O2 + 2 Ir
SnCl4 + CH3OH = HCl + SnCO =>
SnCl4 + CH3OH = 4 HCl + SnCO
KClO4 + CH3COOH = HClO4 + CH3COOK =>
KClO4 + CH3COOH = HClO4 + CH3COOK
SO2(s) + HF(l) = SF4(s) + H2O(l) =>
SO2(s) + 4 HF(l) = SF4(s) + 2 H2O(l)
Ca(OH)2(ac) = Ca2 + (OH) =>
2 Ca(OH)2(ac) = Ca2 + 4(OH)
H2SO4 + BaCl2 = H2SO4BaCl2 =>
H2SO4 + BaCl2 = H2SO4BaCl2
Sb(s) + I2(g) = SbI3(s) =>
2 Sb(s) + 3 I2(g) = 2 SbI3(s)
CH4(g) + O2 = CO2 + H2O = =>
CH4(g) + 2 O2 = CO2 + 2 H2O
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