Équations équilibrées la veille |
Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KNO3
Cr(OH)4 + H2O5 = CrO4 + H2O =>
2 Cr(OH)4 + H2O5 = 2 CrO4 + 5 H2O
NH4NO2 = H2O + N =>
NH4NO2 = 2 H2O + 2 N
Al2S3 + H2S = AlS + HS =>
Al2S3 + H2S = 2 AlS + 2 HS
Cr2O3 + KClO3 + KOH = K3CrO4 + KCl + H2O =>
3 Cr2O3 + 2 KClO3 + 18 KOH = 6 K3CrO4 + 2 KCl + 9 H2O
Fe2(SiO3)3 + HOH = Fe(OH)3 + H2SiO3 =>
Fe2(SiO3)3 + 6 HOH = 2 Fe(OH)3 + 3 H2SiO3
AgNO3 + NaNO3 = (NO3)2 + AgNa =>
AgNO3 + NaNO3 = (NO3)2 + AgNa
Zn + (MgCl2) = ZnCl + Mg =>
2 Zn + (MgCl2) = 2 ZnCl + Mg
HCl + Na2CO3 = CO2 + H2O + Na + Cl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 Na + 2 Cl
C2O2 = CO =>
C2O2 = 2 CO
I2 + Cl2 = iodinetrichloride =>
I2 + 3 Cl2 = 2 ICl3
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
HCN(g) + NO2(g) = C2N2(g) + NO + H2O =>
2 HCN(g) + NO2(g) = C2N2(g) + NO + H2O
LiN3 + H2O = LiOH + NH3 + O2 =>
LiN3 + 5 H2O = LiOH + 3 NH3 + 2 O2
(NH4)2C2O4 + AgClO3 = NH4ClO3 + Ag2C2O4 =>
(NH4)2C2O4 + 2 AgClO3 = 2 NH4ClO3 + Ag2C2O4
Fe + C + O = FeCO =>
Fe + C + O = FeCO
Rh(OH)3 + HNO3 = Rh(NO3)3 + H2O =>
Rh(OH)3 + 3 HNO3 = Rh(NO3)3 + 3 H2O
Na2S + NaBr = Na3 + Br2S =>
3 Na2S + 6 NaBr = 4 Na3 + 3 Br2S
Ba(Cl2) + Na(CO3) = Ba(CO3) + Na(Cl2) =>
Ba(Cl2) + Na(CO3) = Ba(CO3) + Na(Cl2)
MnO2 + ClO4 = MnO4 + Cl =>
2 MnO2 + ClO4 = 2 MnO4 + Cl
P4(s) + O2(g) = P2O7(s) =>
P4(s) + 7 O2(g) = 2 P2O7(s)
NaOH + Ca(OH)2 + C + ClO2 = NaCl + CaCO3 + H2O =>
4 NaOH + 5 Ca(OH)2 + 5 C + 4 ClO2 = 4 NaCl + 5 CaCO3 + 7 H2O
MnSO4 + Pb(NO3)2 = Mn(NO3)2 + PbSO4 =>
MnSO4 + Pb(NO3)2 = Mn(NO3)2 + PbSO4
HClO + HCl = H2O + Cl2 =>
HClO + HCl = H2O + Cl2
C + Pb3O4 = CO2 + Pb =>
2 C + Pb3O4 = 2 CO2 + 3 Pb
Cu + (HNO3)2 = CuNO3 + NO + H2O =>
3 Cu + 2(HNO3)2 = 3 CuNO3 + NO + 2 H2O
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
KAl(SO4)2 + NH4(OH) + Na(OH) = NaAlO2 + H2O + K(OH) + (NH4)2(SO4) =>
KAl(SO4)2 + 4 NH4(OH) + Na(OH) = NaAlO2 + 2 H2O + K(OH) + 2(NH4)2(SO4)
Zn + FeBr2 = ZnBr + Fe =>
2 Zn + FeBr2 = 2 ZnBr + Fe
*Ca(OH)2 = CaO + H2O =>
*Ca(OH)2 = CaO + H2O
C2H2 + KMnO4 = (COOK)2 + KOH + MnO2 + H2O =>
3 C2H2 + 8 KMnO4 = 3(COOK)2 + 2 KOH + 8 MnO2 + 2 H2O
C6H4(OH)COOH + CH3OH = C6H4(OH)(CO2CH3) + H2O =>
C6H4(OH)COOH + CH3OH = C6H4(OH)(CO2CH3) + H2O
Ca + Ba(OH)2 = Ba + Ca(OH)2 =>
Ca + Ba(OH)2 = Ba + Ca(OH)2
CaCl + AgNO3 = CaNO3 + ClAg =>
CaCl + AgNO3 = CaNO3 + ClAg
NO2 + CO2 = NCO3 + O2 =>
2 NO2 + 2 CO2 = 2 NCO3 + O2
B2O3Na2O = Na2OB2O3 =>
B2O3Na2O = Na2OB2O3
Li + ZnCO3 = Zn + Li2CO3 =>
2 Li + ZnCO3 = Zn + Li2CO3
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
Ba(HO)2 + CO2 = BaCO3 + H2O =>
Ba(HO)2 + CO2 = BaCO3 + H2O
CH4 + CO2 + H2 = CH3OH =>
CH4 + CO2 + 2 H2 = 2 CH3OH
Cu(II)S + Zn = ZnS + Cu(II) =>
Cu(II)S + Zn = ZnS + Cu(II)
BaOMnO3 = BaMnO4 =>
BaOMnO3 = BaMnO4
Al + H2O = Al(OH)3H + H2 =>
Al + 3 H2O = Al(OH)3H + H2
K3PO4 + Al(NO3)3 = AlPO4 + KNO3 =>
K3PO4 + Al(NO3)3 = AlPO4 + 3 KNO3
C(s) + O{-}2 = CO{-}2(g) =>
C(s) + O{-}2 = CO{-}2(g)
HNO3 + HF = NO + F2 + H2O =>
2 HNO3 + 6 HF = 2 NO + 3 F2 + 4 H2O
C(s) + O{-}2 = CO{-}2(g) =>
C(s) + O{-}2 = CO{-}2(g)
Cd(OH)2 + HNO2 = Cd(NO2)2 + H2O =>
Cd(OH)2 + 2 HNO2 = Cd(NO2)2 + 2 H2O
PCl + HNO3 + H2O = NO + HCl + H3PO4 =>
3 PCl + 4 HNO3 + 4 H2O = 4 NO + 3 HCl + 3 H3PO4
CuSO45H2O + NaOH = NaSO45H2O + Cu(OH) =>
CuSO45H2O + NaOH = NaSO45H2O + Cu(OH)
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