Équations équilibrées la veille |
H2O = 2 H + O
Fe(NO3)3 + K2SO4 = Fe2(SO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2SO4 = Fe2(SO4)3 + 6 KNO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Cr2O3 + FeO = Fe(CrO2)2 =>
Cr2O3 + FeO = Fe(CrO2)2
Zn(OH)2(s) + H2SO4(ac) = ZnSO4(ac) + H2O(i) =>
Zn(OH)2(s) + H2SO4(ac) = ZnSO4(ac) + 2 H2O(i)
C2H6O + I2 + NaOH = CHI3 + NaI + H2O =>
C2H6O + 4 I2 + 2 NaOH = 2 CHI3 + 2 NaI + 3 H2O
NaBr + H3N = Na3N + HBr =>
3 NaBr + H3N = Na3N + 3 HBr
((CH3)2NH) + H2O = OH{-} + H((CH3)2NH){+} =>
((CH3)2NH) + H2O = OH{-} + H((CH3)2NH){+}
H3(PO4) + Na = Na3(PO4) + H2 =>
2 H3(PO4) + 6 Na = 2 Na3(PO4) + 3 H2
HSO4 + CaCo3 = CaSO4 + HCo3 =>
HSO4 + CaCo3 = CaSO4 + HCo3
C2H6O2 + H2CrO4 + H{+} = C2H2O4 + Cr{3+} + H2O =>
3 C2H6O2 + 8 H2CrO4 + 24 H{+} = 3 C2H2O4 + 8 Cr{3+} + 26 H2O
ZnCl2 + H2O = Zn(OH)Cl + HCl =>
ZnCl2 + H2O = Zn(OH)Cl + HCl
Hg + AgCl = Ag + HgCl2 =>
Hg + 2 AgCl = 2 Ag + HgCl2
C2H6Br2 + H2 = C2H6 + HBr =>
C2H6Br2 + H2 = C2H6 + 2 HBr
C2H2 + H2O = CH3 + CHO =>
C2H2 + H2O = CH3 + CHO
C2H5OH + HCOOH = C3H6O2 + H2O =>
C2H5OH + HCOOH = C3H6O2 + H2O
Fe(II) + Cl2 = Fe(II)Cl2 =>
Fe(II) + Cl2 = Fe(II)Cl2
BaCl2 + AgN3 = BaAg + Cl2N3 =>
BaCl2 + AgN3 = BaAg + Cl2N3
K2Cr2O7 + HCl = CrCl3 + Cl2(g) + KCl + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2(g) + 2 KCl + 7 H2O
CaC2 + H2O = C2H2 + CO2 + Ca =>
5 CaC2 + 4 H2O = 4 C2H2 + 2 CO2 + 5 Ca
H2Co3 + Ca(OH)2 = H2O + CaCo3 =>
H2Co3 + Ca(OH)2 = 2 H2O + CaCo3
HCOOH + C2H5OH = C2H5COOH + H2O =>
HCOOH + C2H5OH = C2H5COOH + H2O
MnSO4 + Na2S = MnSO4Na2S =>
MnSO4 + Na2S = MnSO4Na2S
AlPO3 + CaSO4 = AlSO4 + CaPO3 =>
AlPO3 + CaSO4 = AlSO4 + CaPO3
CH3CH(NH2)CH2COOH + KOH = CH3CH(NH2)CH2COOK + H2O =>
CH3CH(NH2)CH2COOH + KOH = CH3CH(NH2)CH2COOK + H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Fe(NO3)3 + H2C2O4 = Fe2(C2O4)3 + HNO3 =>
2 Fe(NO3)3 + 3 H2C2O4 = Fe2(C2O4)3 + 6 HNO3
Sn2 + O2 = SnO2 =>
Sn2 + 2 O2 = 2 SnO2
Fe + Na2O = Fe2O3 + Na =>
2 Fe + 3 Na2O = Fe2O3 + 6 Na
CdS + HClO4 = Cd(ClO4)2 + H2S =>
CdS + 2 HClO4 = Cd(ClO4)2 + H2S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
C2H5OH(l) + C3H7COOH(l) = C2H7COOC2H5(l) + H2O(l) =>
3 C2H5OH(l) + C3H7COOH(l) = 2 C2H7COOC2H5(l) + H2O(l)
Al(NO3)3 + MgO = Al2O3 + Mg(NO3)2 =>
2 Al(NO3)3 + 3 MgO = Al2O3 + 3 Mg(NO3)2
CeO2 + H2O = Ce(OH)4 =>
CeO2 + 2 H2O = Ce(OH)4
KClO3 + NaCl + H2SO4 = K2SO4 + Na2O + H2O + Cl2 =>
2 KClO3 + 10 NaCl + H2SO4 = K2SO4 + 5 Na2O + H2O + 6 Cl2
NaOH + MgSO4 = Mg(OH)2 + (Na)2SO4 =>
2 NaOH + MgSO4 = Mg(OH)2 + (Na)2SO4
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Fe + Na2O = Fe2O3 + Na =>
2 Fe + 3 Na2O = Fe2O3 + 6 Na
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
RuP + P = RuP2 =>
RuP + P = RuP2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
(CH2)4 + O2 = CO2 + H2O =>
(CH2)4 + 6 O2 = 4 CO2 + 4 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
R2SO4{2-} + Na2SO3 = R2SO3{2-} + Na2SO4 =>
R2SO4{2-} + Na2SO3 = R2SO3{2-} + Na2SO4
HClO + Ca(OH)2 = H2O + Ca(ClO)2 =>
2 HClO + Ca(OH)2 = 2 H2O + Ca(ClO)2
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