Équations équilibrées la veille |
Cu(OH)2 + 2 KCl = 2 KOH + CuCl2
H2SO4 + NO = NSO4 + H2O =>
H2SO4 + NO = NSO4 + H2O
Mg + H2O = Mg(OH) + H2 =>
2 Mg + 2 H2O = 2 Mg(OH) + H2
PbO2 + MnO2 + HCl = PbCl2 + MnO4 + H2O =>
2 PbO2 + MnO2 + 4 HCl = 2 PbCl2 + MnO4 + 2 H2O
Lead(ii)carbonate = Lead(ii)oxide + Carbondioxide =>
PbCO3 = PbO + CO2
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
Br + ClO = BrO3 + Cl =>
Br + 3 ClO = BrO3 + 3 Cl
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Au(s) + HCl(aq) = AuCl2(aq) + H2(g) =>
Au(s) + 2 HCl(aq) = AuCl2(aq) + H2(g)
Br{-} = e + Br =>
Br{-} = e + Br
SeO2 + Ba(OH)2 = BaSeO3 + H2O =>
SeO2 + Ba(OH)2 = BaSeO3 + H2O
Pb2O3 + KI + H2SO4 = PbSO4 + I2 + K2SO4 + H2O =>
Pb2O3 + 2 KI + 3 H2SO4 = 2 PbSO4 + I2 + K2SO4 + 3 H2O
Si + HNO3 + HF = H2SiF6 + NO2 + H2O =>
Si + 4 HNO3 + 6 HF = H2SiF6 + 4 NO2 + 4 H2O
C6H5COONa + C6H8O6 = CO2 + NaOH + C6H6 =>
6 C6H5COONa + 3 C6H8O6 = 12 CO2 + 6 NaOH + 8 C6H6
Ag + Au3{+} = Ag{+} + Au =>
Ag + Au3{+} = Ag{+} + 3 Au
La(HCO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
2 La(HCO3)3 + 3 H2SO4 = La2(SO4)3 + 6 H2O + 6 CO2
LiH + H2O = LiOH + H =>
LiH + H2O = LiOH + 2 H
NaClO + NH3 = NCl3 + NaOH =>
3 NaClO + NH3 = NCl3 + 3 NaOH
LiOH + FH = LiF + H2O =>
LiOH + FH = LiF + H2O
Br + H2O = BrH + O2 =>
4 Br + 2 H2O = 4 BrH + O2
Rb + O2 = RbO =>
2 Rb + O2 = 2 RbO
KMnO4 + K2SO3 + H2O = MnO2 + K2SO4 + KOH =>
2 KMnO4 + 3 K2SO3 + H2O = 2 MnO2 + 3 K2SO4 + 2 KOH
K3PO4 + Pb(NO3)2 = KNO3 + Pb3(PO4)2 =>
2 K3PO4 + 3 Pb(NO3)2 = 6 KNO3 + Pb3(PO4)2
FeCl3 + KOH + C5H8O2 = Fe(C5H7O2)3 + KCl + H2O =>
FeCl3 + 3 KOH + 3 C5H8O2 = Fe(C5H7O2)3 + 3 KCl + 3 H2O
BaCl2 + Na2S = BaS + NaCl =>
BaCl2 + Na2S = BaS + 2 NaCl
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
PtCl4 + Cl = PtCl6 =>
PtCl4 + 2 Cl = PtCl6
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
CH3NH2 + HI = ICH3 + NH3 =>
CH3NH2 + HI = ICH3 + NH3
NaCu(OH)2 = NaOHCuOH =>
NaCu(OH)2 = NaOHCuOH
Sb2S2 + HNO3 = HSbO3 + S + NO + H2O =>
3 Sb2S2 + 10 HNO3 = 6 HSbO3 + 6 S + 10 NO + 2 H2O
CaS(s) + HNO3(aq) = Ca(NO3)2 + H2S =>
CaS(s) + 2 HNO3(aq) = Ca(NO3)2 + H2S
NaHS + O2 = Na2S2O3 + H2O =>
2 NaHS + 2 O2 = Na2S2O3 + H2O
KNO3(s) + C(s) = K2CO3(s) + CO(g) + N(g) =>
2 KNO3(s) + 4 C(s) = K2CO3(s) + 3 CO(g) + 2 N(g)
Zn + NaCl = Zn{+} + Cl{-} + Na =>
Zn + NaCl = Zn{+} + Cl{-} + Na
NOH + H3PO4 = N3PO4 + H2O =>
3 NOH + H3PO4 = N3PO4 + 3 H2O
SiCl4 + H2 = Si + HCl =>
SiCl4 + 2 H2 = Si + 4 HCl
Cr2O7 + SnI2 = Cr + Sn + IO3 =>
6 Cr2O7 + 7 SnI2 = 12 Cr + 7 Sn + 14 IO3
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
K2SO4 + BaCl2 = KCl + BaSO4 =>
K2SO4 + BaCl2 = 2 KCl + BaSO4
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
ZnSO4 + Na2(OH)2 = Zn(OH)2 + Na2SO4 =>
ZnSO4 + Na2(OH)2 = Zn(OH)2 + Na2SO4
MgBr2 + H2SO4 = MgSO4 + H2Br2 =>
MgBr2 + H2SO4 = MgSO4 + H2Br2
HF + HCl = H2 + FCl =>
HF + HCl = H2 + FCl
MnCl2 + H2O = HCl + Mn(OH)2 =>
MnCl2 + 2 H2O = 2 HCl + Mn(OH)2
C4H10 + H2SO4 = C2SO4 + H2 =>
C4H10 + 2 H2SO4 = 2 C2SO4 + 7 H2
Fe(NO3)3 = FeO + N2O3 + O2 =>
4 Fe(NO3)3 = 4 FeO + 6 N2O3 + 7 O2
CHCl3 + Zn = C2H2 + ZnCl =>
2 CHCl3 + 6 Zn = C2H2 + 6 ZnCl
K2Cr2O7 + Na2S = K2S + Na2Cr2O7 =>
K2Cr2O7 + Na2S = K2S + Na2Cr2O7
NaCl + NaOH = NaH + NaOCl =>
NaCl + NaOH = NaH + NaOCl
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