Équations équilibrées la veille |
2 Na + 2 HBr = H2 + 2 NaBr
(NH2)2 = NH2 =>
(NH2)2 = 2 NH2
Al + KCl = K + AlCl3 =>
Al + 3 KCl = 3 K + AlCl3
NaNO3 + NO = NaNO2 + NO2 =>
NaNO3 + NO = NaNO2 + NO2
C4H6 + Br2 = C4Br2H6 =>
C4H6 + Br2 = C4Br2H6
MgO + CO = Mg2CO3 =>
2 MgO + CO = Mg2CO3
C4H6 + Br2 = C4Br2H6 =>
C4H6 + Br2 = C4Br2H6
MgO + CO = Mg2CO3 =>
2 MgO + CO = Mg2CO3
N2 + Na = Na3N =>
N2 + 6 Na = 2 Na3N
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
H2SO4NaCO3 = NaSO4H2OCO2 =>
H2SO4NaCO3 = NaSO4H2OCO2
Ca + C = CaC2 =>
Ca + 2 C = CaC2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
CHBr3 + Br2 = HBr + CBr4 =>
CHBr3 + Br2 = HBr + CBr4
Al203 = Al =>
Al203 = 203 Al
KOH + BaCl2 = K + Cl2 + Ba(OH)2 =>
2 KOH + BaCl2 = 2 K + Cl2 + Ba(OH)2
F + HCl = FCl2 + H2 =>
F + 2 HCl = FCl2 + H2
MgO + CO = Mg2CO3 =>
2 MgO + CO = Mg2CO3
C4H6 + Br2 = C4Br2H6 =>
C4H6 + Br2 = C4Br2H6
HCl + C7H5BiO4 = BiOCl + C7H6O3 =>
HCl + C7H5BiO4 = BiOCl + C7H6O3
Li2O + HOH = LiOH =>
Li2O + HOH = 2 LiOH
SrCl2 + H2SO4 = Sr2(SO4)2 + HCl =>
2 SrCl2 + 2 H2SO4 = Sr2(SO4)2 + 4 HCl
KMnO4 + KNO2 + H2SO4 = MnSO4 + KNO3 + H2O + K2SO4 =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 5 KNO3 + 3 H2O + K2SO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NaMnO4 + HCl + H2S = NaCl + MnCl2 + S + H2O =>
2 NaMnO4 + 6 HCl + 5 H2S = 2 NaCl + 2 MnCl2 + 5 S + 8 H2O
HAc + NaOH = NaAc + H2O =>
HAc + NaOH = NaAc + H2O
[]Na + []H2O = []NaOH + []H2 =>
2[]Na + 2[]H2O = 2[]NaOH + []H2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
AgS2 + O2 = Ag + SO2 =>
AgS2 + 2 O2 = Ag + 2 SO2
C4H6 + Br2 = C4Br2H6 =>
C4H6 + Br2 = C4Br2H6
Sn + KOH + H2O = K2SnO3 + H2 =>
Sn + 2 KOH + H2O = K2SnO3 + 2 H2
MgO + CO = Mg2CO3 =>
2 MgO + CO = Mg2CO3
F + HCl = FCl2 + H2 =>
F + 2 HCl = FCl2 + H2
Sn + KOH + H2O = K2[Sn(OH)4] + H2 =>
Sn + 2 KOH + 2 H2O = K2[Sn(OH)4] + H2
Sn + KOH + H2O = K2[Sn(OH)6] + H2 =>
Sn + 2 KOH + 4 H2O = K2[Sn(OH)6] + 2 H2
Br + OH{-} = H2O + Br{-} + BrO{-} =>
2 Br + 2 OH{-} = H2O + Br{-} + BrO{-}
(CuOH)2SO4 = Cu(OH)2CuSO4 =>
(CuOH)2SO4 = Cu(OH)2CuSO4
I2 + HCl = HI2 + Cl2 =>
2 I2 + 2 HCl = 2 HI2 + Cl2
H2O2 + PbS = H2 + PbSO4 =>
2 H2O2 + PbS = 2 H2 + PbSO4
Sn + KOH + H2O = K2(Sn(OH)6) + H2 =>
Sn + 2 KOH + 4 H2O = K2(Sn(OH)6) + 2 H2
OH + ON = O + HN =>
OH + ON = 2 O + HN
Sn + KOH + H2O = K2Sn(OH)4 + H2 =>
Sn + 2 KOH + 2 H2O = K2Sn(OH)4 + H2
C19H25OH + O2 = CO2 + H2O =>
C19H25OH + 25 O2 = 19 CO2 + 13 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MgO + CO = Mg2CO3 =>
2 MgO + CO = Mg2CO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HNO2HI = NOIH2O =>
HNO2HI = NOIH2O
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
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