Équations équilibrées la veille |
2 Ni + 3 H2SO4 = 3 H2 + Ni2(SO4)3
KJO3 + Cl2 + KOH = K5JO6 + KCl + H2O =>
KJO3 + Cl2 + 6 KOH = K5JO6 + 2 KCl + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaBrOH2O = HBrONaOH =>
NaBrOH2O = HBrONaOH
(NH4)2CO3HNO3 = (NH4)2NO3HCO3 =>
(NH4)2CO3HNO3 = (NH4)2NO3HCO3
PbS + HCl + HNO3 = H2[PbCl4] + H2SO4 + NO + H2O =>
3 PbS + 12 HCl + 8 HNO3 = 3 H2[PbCl4] + 3 H2SO4 + 8 NO + 4 H2O
Fe2 + HNO3 = Fe(NO3)2 + H =>
Fe2 + 4 HNO3 = 2 Fe(NO3)2 + 4 H
NaClO + Na2S2O3 + H2O = NaOH + NaCl + SO2 =>
2 NaClO + Na2S2O3 + H2O = 2 NaOH + 2 NaCl + 2 SO2
Sm(NO3)3*6H2O + Sr(NO3)2 + Fe(NO3)3*9H2O + C6H8O7 = Sm2Sr8Fe120O190 + CO2 + N2 + H2O =>
18 Sm(NO3)3*6H2O + 72 Sr(NO3)2 + 1080 Fe(NO3)3*9H2O + 956 C6H8O7 = 9 Sm2Sr8Fe120O190 + 5736 CO2 + 1719 N2 + 13652 H2O
BaCl1 = Ba + Cl2(g) =>
2 BaCl1 = 2 Ba + Cl2(g)
(NH4)2CO3 + NH4OH + Co(NO3)2H20 + H2O2 = [Co(NH3)4CO3]NO3 + H2O =>
2(NH4)2CO3 + 2 NH4OH + 2 Co(NO3)2H20 + 13 H2O2 = 2[Co(NH3)4CO3]NO3 + 34 H2O
FeSO4 + Na2S = Fe2O3 + Na2SO4 + SO2 =>
8 FeSO4 + Na2S = 4 Fe2O3 + Na2SO4 + 8 SO2
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
NO + H2SO4 = SO2 + HNO2 =>
2 NO + H2SO4 = SO2 + 2 HNO2
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
XeF2 + H2O = HF + O2 + Xe =>
2 XeF2 + 2 H2O = 4 HF + O2 + 2 Xe
NaCl + XeF2 + H2O = HF + Xe + NaClO3 =>
NaCl + 3 XeF2 + 3 H2O = 6 HF + 3 Xe + NaClO3
AIBr + Fe(CI3)3 = AI(CI3)3 + FeBr =>
AIBr + Fe(CI3)3 = AI(CI3)3 + FeBr
CuSO4 + Na2CO3 + H2O = CO2 + Na2SO4 + Cu(OH)2 =>
CuSO4 + Na2CO3 + H2O = CO2 + Na2SO4 + Cu(OH)2
MgNO3 + Na2CO3 = Mg2CO3 + NaNO3 =>
2 MgNO3 + Na2CO3 = Mg2CO3 + 2 NaNO3
C3H9N + CH3Br = C4H12NBr =>
C3H9N + CH3Br = C4H12NBr
NiCO3 + HNO3 = Ni(NO3) + HCO3 =>
NiCO3 + HNO3 = Ni(NO3) + HCO3
Cl2 + OH{-} = ClO{-} + Cl{-} + H2O =>
Cl2 + 2 OH{-} = ClO{-} + Cl{-} + H2O
Ca(OH)2(ag) + HCl(ag) = CaCl2(ag) + H2O(l) =>
Ca(OH)2(ag) + 2 HCl(ag) = CaCl2(ag) + 2 H2O(l)
Na2S + H2SO4 = Na2SO2 + H2S =>
2 Na2S + H2SO4 = 2 Na2SO2 + H2S
PH6 = P + H6 =>
PH6 = P + H6
Sr(OH)2 + H2SiO4 = H2O + SrSiO4 =>
Sr(OH)2 + H2SiO4 = 2 H2O + SrSiO4
Cu(OH)2 + HClO3 = Cu(ClO3)2 + HOH =>
Cu(OH)2 + 2 HClO3 = Cu(ClO3)2 + 2 HOH
B2H6 + KMnO4 + H2SO4 = MnSO4 + H3BO3 + K2SO4 + H2O =>
5 B2H6 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 10 H3BO3 + 6 K2SO4 + 18 H2O
BaCl2 + H3PO4 = BaCl2H3PO4 =>
BaCl2 + H3PO4 = BaCl2H3PO4
C2 = C =>
C2 = 2 C
Fe + Cu3(PO4)2 = Fe3(PO4)2 + Cu =>
3 Fe + Cu3(PO4)2 = Fe3(PO4)2 + 3 Cu
CH3CH2CH2CH2COOH + NH3 = CH3(CH2)3CONH2 + H2O =>
CH3CH2CH2CH2COOH + NH3 = CH3(CH2)3CONH2 + H2O
NH4Cl + OH = NH3 + H2O + Cl2 =>
2 NH4Cl + 2 OH = 2 NH3 + 2 H2O + Cl2
CaSO4 + SIO2 + C = CaSIO3 + CO + S =>
CaSO4 + SIO2 + 3 C = CaSIO3 + 3 CO + S
Ca(H2PO4)2 + HNO3 = Ca(NO3)2 + H3PO4 =>
Ca(H2PO4)2 + 2 HNO3 = Ca(NO3)2 + 2 H3PO4
CH3COCH3 + NaOH = CH3OH + CH3CONa =>
CH3COCH3 + NaOH = CH3OH + CH3CONa
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
SCl = S + Cl =>
SCl = S + Cl
CH3OOH + Ca(HCO3)2 = C4H6CaO4 + H2O + CO2 =>
4 CH3OOH + Ca(HCO3)2 = C4H6CaO4 + 6 H2O + 2 CO2
CH3CH2COOHMg = CH3CH2COOMgH =>
CH3CH2COOHMg = CH3CH2COOMgH
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
Al(OH)3 + CaCO3 = Al2(CO3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 CaCO3 = Al2(CO3)3 + 3 Ca(OH)2
C5H12(l) + O2(g) = CO2(g) + H2O(l) =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(l)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaHCO3 + HCH3OO = CO2 + H2O + NaCH3COO =>
NaHCO3 + 2 HCH3OO = CO2 + 3 H2O + NaCH3COO
H3(PO4) + Ca = Ca(PO4) + H3 =>
H3(PO4) + Ca = Ca(PO4) + H3
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
C3H7Cl + NaOH = NaCl + H2O + C3H6 =>
C3H7Cl + NaOH = NaCl + H2O + C3H6
Ca(H2PO4)2 + HNO3 = Ca(NO3)2 + H3PO4 =>
Ca(H2PO4)2 + 2 HNO3 = Ca(NO3)2 + 2 H3PO4
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