Équations équilibrées la veille |
Sr(OH)2 + 2 HCH3COO = Sr(CH3COO)2 + 2 H2O
Ag2SO4 + H2O = Ag2S + H2O2 =>
Ag2SO4 + 4 H2O = Ag2S + 4 H2O2
KAl3(OH)6(SO4)2 + KOH = K2SO4 + Al2O3 + H2O =>
2 KAl3(OH)6(SO4)2 + 6 KOH = 4 K2SO4 + 3 Al2O3 + 9 H2O
H2SeO3 + FeSO4 = FeSeO3 + H2SO4 =>
H2SeO3 + FeSO4 = FeSeO3 + H2SO4
SnCl2 + Na2S = SnS + NaCl =>
SnCl2 + Na2S = SnS + 2 NaCl
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
H2SO4 + KOH = KSO4 + H2O + H =>
H2SO4 + KOH = KSO4 + H2O + H
Cu(No3)2(aq) + Zn(s) = Cu + ZnNo3 =>
Cu(No3)2(aq) + 2 Zn(s) = Cu + 2 ZnNo3
NH4OH + Co(ClO4)3 = NH4ClO4 + Co(OH)3 =>
3 NH4OH + Co(ClO4)3 = 3 NH4ClO4 + Co(OH)3
CH3NH2 + H2SO4 = [CH3NH3] + HSO4 =>
CH3NH2 + H2SO4 = [CH3NH3] + HSO4
SC + O2 = SO2 + CO2 =>
SC + 2 O2 = SO2 + CO2
Zn(OH)2 + KOH[OH] = Zn(OH)3 + K =>
2 Zn(OH)2 + KOH[OH] = 2 Zn(OH)3 + K
NaOH(g) + Cl2(g) = NaCl(aq) + NaClO(aq) + H2O(l) =>
2 NaOH(g) + Cl2(g) = NaCl(aq) + NaClO(aq) + H2O(l)
N + O2 = ON2 =>
4 N + O2 = 2 ON2
SO2 + KMnO4 + KOH = K2SO4 + Mn02 + H2O =>
7 SO2 + 2 KMnO4 + 12 KOH = 7 K2SO4 + Mn02 + 6 H2O
B + H2F2 + HNO3 = H[BF4] + NO + H2O =>
B + 2 H2F2 + HNO3 = H[BF4] + NO + 2 H2O
I{-} + H{+} + H2SO4 = I2{+} + SO2 + H2O =>
4 I{-} + 6 H{+} + 3 H2SO4 = 2 I2{+} + 3 SO2 + 6 H2O
NH3 + O2(g) + CH4(g) = HCN(aq) + H2O(g) =>
2 NH3 + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(g)
Sr(HSO3)2(s) = SrSO3(s)SO2(g)H2O(g) =>
Sr(HSO3)2(s) = SrSO3(s)SO2(g)H2O(g)
Zn3P2 + O2 = Zn3P2O2 =>
Zn3P2 + O2 = Zn3P2O2
Na2Cr2O7 + H2SO4 + FeSO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + Na =>
Na2Cr2O7 + 7 H2SO4 + 8 FeSO4 = Cr2(SO4)3 + 4 Fe2(SO4)3 + 7 H2O + 2 Na
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
(NH4)3PO4 + FeCl2 = NH4Cl + Fe3(PO4)2 =>
2(NH4)3PO4 + 3 FeCl2 = 6 NH4Cl + Fe3(PO4)2
Na2SeO4 + H2SO4 = H2SeO4 + Na2SO4 =>
Na2SeO4 + H2SO4 = H2SeO4 + Na2SO4
NaAsO2 + KMnO4 + H2SO4 = NaAsO3 + K2SO4 + MnSO4 + H2O =>
5 NaAsO2 + 2 KMnO4 + 3 H2SO4 = 5 NaAsO3 + K2SO4 + 2 MnSO4 + 3 H2O
K(s) + PbCl2(aq) = KCl + Pb =>
2 K(s) + PbCl2(aq) = 2 KCl + Pb
CH4O(l) + O2(g) = H2O(g) + CO(g) =>
CH4O(l) + O2(g) = 2 H2O(g) + CO(g)
NH4HCO3 + Cl2 = NH4Cl + CO2 + H2 + O2 =>
2 NH4HCO3 + Cl2 = 2 NH4Cl + 2 CO2 + H2 + O2
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4 =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4
HI + NaNO2 = NaI + HNO2 =>
HI + NaNO2 = NaI + HNO2
Al + OH = Al(OH)4 =>
Al + 4 OH = Al(OH)4
BCl3 + P4 + H2 = H2BP + HCl =>
4 BCl3 + P4 + 10 H2 = 4 H2BP + 12 HCl
KI2Ca = KCaI2 =>
KI2Ca = KCaI2
C6H5NH2 + NaNO2 + HCl = C6H5N2Cl + NaOH + H2O =>
C6H5NH2 + NaNO2 + HCl = C6H5N2Cl + NaOH + H2O
LiOCl + H2O = HOCl + LiOH =>
LiOCl + H2O = HOCl + LiOH
K2C2O4 + HOH = KOH + H2C2O4 =>
K2C2O4 + 2 HOH = 2 KOH + H2C2O4
Hg(NO3)2 + K2I2 = HgI2 + KNO3 =>
Hg(NO3)2 + K2I2 = HgI2 + 2 KNO3
P + O = P4O2 =>
4 P + 2 O = P4O2
K2MnO4 + H2S2O8 = K2S2O7 + KMnO4 + H2O =>
2 K2MnO4 + H2S2O8 = K2S2O7 + 2 KMnO4 + H2O
AgNO3 + H3PO2 + H2O = Ag + H3PO3 + HNO3 =>
2 AgNO3 + H3PO2 + H2O = 2 Ag + H3PO3 + 2 HNO3
HCl + CaBr = CaCl + HBr =>
HCl + CaBr = CaCl + HBr
Fe2 + Cu2SO4 = Cu2 + FeSO4 =>
Fe2 + 2 Cu2SO4 = 2 Cu2 + 2 FeSO4
LiCl + K(MnO4) + H2SO4 = Cl2 + Mn(SO4) + K2(SO4) + Li2(SO4) + H2O =>
10 LiCl + 2 K(MnO4) + 8 H2SO4 = 5 Cl2 + 2 Mn(SO4) + K2(SO4) + 5 Li2(SO4) + 8 H2O
SiCl4 + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4 + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Bi(OH)3 + Na2Sn02 = NaSnO3 + Bi + H2O =>
4 Bi(OH)3 + Na2Sn02 = 2 NaSnO3 + 4 Bi + 6 H2O
GdCl3 = Gd + Cl2 =>
2 GdCl3 = 2 Gd + 3 Cl2
HNO + Ag(OH)3 = H2O + Ag(NO)3 =>
3 HNO + Ag(OH)3 = 3 H2O + Ag(NO)3
CH4 + H2SiF6 = CF4 + SiH4 + H2 =>
3 CH4 + 2 H2SiF6 = 3 CF4 + 2 SiH4 + 4 H2
Q + N2 = Q2N2 =>
2 Q + N2 = Q2N2
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