Équations équilibrées la veille |
2 Cu + H2O2 = 2 CuO + H2
NH4SCN + (NH4)2Cr2O7 = (NH4)[Cr(SCN)4(NH3)2]*H2O + NH3 + H2O + O2 =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4(NH4)[Cr(SCN)4(NH3)2]*H2O + 8 NH3 + 4 H2O + 3 O2
C6H6O + H2 = C6H12 + H2O =>
C6H6O + 4 H2 = C6H12 + H2O
Mn2O7 = Mn + O2 =>
2 Mn2O7 = 4 Mn + 7 O2
AgNo3Nh4Br = AgBrNh4No3 =>
AgNo3Nh4Br = AgBrNh4No3
Cu + H2O2 = CuO + H2 =>
2 Cu + H2O2 = 2 CuO + H2
C2H4O + NH3 = H2NCH2CH2OH =>
C2H4O + NH3 = H2NCH2CH2OH
CsCl + H2O = CsOH + Cl2 + H2 =>
2 CsCl + 2 H2O = 2 CsOH + Cl2 + H2
C3H4N2 + H2O = C3H4N2H + OH =>
C3H4N2 + H2O = C3H4N2H + OH
Cu + H2O2 = Cu(OH)2 =>
Cu + H2O2 = Cu(OH)2
KOH + Mg2 = Mg(OH)2 + K2 =>
4 KOH + Mg2 = 2 Mg(OH)2 + 2 K2
NH4SCN + (NH4)2Cr2O7 = NH4[Cr(SCN)4(NH3)2] + NH3 + H2O + O2 =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4 NH4[Cr(SCN)4(NH3)2] + 8 NH3 + 8 H2O + 3 O2
FeSO4 + K2C2O4 = K2SO4 + FeC2O4 =>
FeSO4 + K2C2O4 = K2SO4 + FeC2O4
Na2S + Cr(OH)3 = Cr2S3 + NaOH =>
3 Na2S + 2 Cr(OH)3 = Cr2S3 + 6 NaOH
CHCH + KMnO4 + H2O = COOHCOOH + MnO2 + KOH =>
3 CHCH + 8 KMnO4 + 4 H2O = 3 COOHCOOH + 8 MnO2 + 8 KOH
C6H6O + H2 = C6H6 + H2O =>
C6H6O + H2 = C6H6 + H2O
C2H4O + NH3 = C2H7NO =>
C2H4O + NH3 = C2H7NO
Li2O + Pb = PbO2 + Li =>
2 Li2O + Pb = PbO2 + 4 Li
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
Ca + H2(SO4) = Ca2(SO4)3 + H2 =>
2 Ca + 3 H2(SO4) = Ca2(SO4)3 + 3 H2
(NH4)2SO4 + H3PO4 = NH4H2PO4 + H2SO4 =>
(NH4)2SO4 + 2 H3PO4 = 2 NH4H2PO4 + H2SO4
Cu + H2O2 = CuO2 + H2 =>
Cu + H2O2 = CuO2 + H2
NH4SCN + (NH4)2Cr2O7 = NH4[Cr(NH3)2(SCN)4]H2O + NH3 + O2 + H2O =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4 NH4[Cr(NH3)2(SCN)4]H2O + 8 NH3 + 3 O2 + 4 H2O
K + AgCl2 = KCl2 + Ag =>
K + AgCl2 = KCl2 + Ag
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + Na(NO3) =>
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + 2 Na(NO3)
Mn(NO3)2 = MnO2 + NO2 =>
Mn(NO3)2 = MnO2 + 2 NO2
Mn + HgO = Hg + MnO =>
Mn + HgO = Hg + MnO
Pb + H2SO4 = Pb(SO4) + H2 =>
Pb + H2SO4 = Pb(SO4) + H2
LiOH + Zn(OH)2 = Li2(Zn(OH)4) =>
2 LiOH + Zn(OH)2 = Li2(Zn(OH)4)
BaO(H)2O = Ba(OH)2 =>
BaO(H)2O = Ba(OH)2
Cr2O3 + KHSO4 = Cr2(SO4)3 + H2O + K2SO4 =>
Cr2O3 + 6 KHSO4 = Cr2(SO4)3 + 3 H2O + 3 K2SO4
Cu(NO{3}){2} + KOH = Cu(OH){2} + KNO{3} =>
Cu(NO{3}){2} + KOH = Cu(OH){2} + KNO{3}
BaCl2 + K(SO4) = Ba(SO4)2 + KCl =>
BaCl2 + 2 K(SO4) = Ba(SO4)2 + 2 KCl
KCrO4 + Ag(NO3) = KNO3 + Ag(CrO4) =>
KCrO4 + Ag(NO3) = KNO3 + Ag(CrO4)
C3H4N2 + H2O = C3H4N2H + OH =>
C3H4N2 + H2O = C3H4N2H + OH
Br2 + Ba(OH)2 = Ba(BrO3)2 + BaBr2 + H2O =>
6 Br2 + 6 Ba(OH)2 = Ba(BrO3)2 + 5 BaBr2 + 6 H2O
O2 = O4 =>
2 O2 = O4
C2H6O + CH3COI = C4H8O2 + HI =>
C2H6O + CH3COI = C4H8O2 + HI
C6H6O + H2 = C6H12O =>
C6H6O + 3 H2 = C6H12O
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2 + Pb(s) =>
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2 + Pb(s)
Cu + H2O2 = Cu(OH)2 =>
Cu + H2O2 = Cu(OH)2
C2H4O + NH3 = C4H11NO2 =>
2 C2H4O + NH3 = C4H11NO2
H2SO4(l) + Cu(s) = CuSO4(s) + H2(g) =>
H2SO4(l) + Cu(s) = CuSO4(s) + H2(g)
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
(NH4)2SO4 + H3PO4 = (NH4)3PO4 + H2SO4 =>
3(NH4)2SO4 + 2 H3PO4 = 2(NH4)3PO4 + 3 H2SO4
NH4SCN + (NH4)2Cr2O7 = (NH4)[Cr(SCN)4(NH3)2] + NH3 + H2O + O2 =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4(NH4)[Cr(SCN)4(NH3)2] + 8 NH3 + 8 H2O + 3 O2
Br2 + Ba(OH)2 = Ba(BrO3) + BaBr2 + H2O =>
5 Br2 + 6 Ba(OH)2 = 2 Ba(BrO3) + 4 BaBr2 + 6 H2O
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2 + Pb =>
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2 + Pb
Pb(NO3)2NaOH = Pb(OH)Na(NO3)2 =>
Pb(NO3)2NaOH = Pb(OH)Na(NO3)2
Ca(OH)2 + NaOH = Na2CaO2 + H2O =>
Ca(OH)2 + 2 NaOH = Na2CaO2 + 2 H2O
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