Équations équilibrées la veille |
F + U = FU
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
NaCl + AgNo2 = AgCl + NaNo2 =>
NaCl + AgNo2 = AgCl + NaNo2
Na + H2S = NaH + S =>
2 Na + H2S = 2 NaH + S
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
NaBr + O2 = NaBrO4 =>
NaBr + 2 O2 = NaBrO4
(COOH)2*2H2O + K2Cr2O7 + K2C2O4 = K3(Cr(C2O4)3)*3H2O + CO2 + H2O =>
7(COOH)2*2H2O + K2Cr2O7 + 2 K2C2O4 = 2 K3(Cr(C2O4)3)*3H2O + 6 CO2 + 15 H2O
Zn(s) + AgF(aq) = ZnF2(l) + Ag(l) =>
Zn(s) + 2 AgF(aq) = ZnF2(l) + 2 Ag(l)
C4H10 = C + H2 =>
C4H10 = 4 C + 5 H2
Cu = Cu1 =>
Cu = Cu1
N3H12PO4 = H3PO4 + NH3 =>
N3H12PO4 = H3PO4 + 3 NH3
CuO(s) + H{+}(aq) = Cu{+2}(aq) + H2O(l) =>
CuO(s) + 2 H{+}(aq) = Cu{+2}(aq) + H2O(l)
H2SO4 + C2H6 = CO2 + S2 + H2O =>
14 H2SO4 + 6 C2H6 = 12 CO2 + 7 S2 + 32 H2O
BaCl2 + Al(C2H3O2)3 = Ba(C2H3O2)2 + AlCl3 =>
3 BaCl2 + 2 Al(C2H3O2)3 = 3 Ba(C2H3O2)2 + 2 AlCl3
C2H4(g) + H2O(g) = C2H5OH =>
C2H4(g) + H2O(g) = C2H5OH
Al + Na2S = AlS + Na =>
Al + Na2S = AlS + 2 Na
CoCl2 + KSCN = K2[Co(SCN)4] + KCl =>
CoCl2 + 4 KSCN = K2[Co(SCN)4] + 2 KCl
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
C4H10S(l) + O2(g) = CO2(g) + H2O(l) + SO4(g) =>
2 C4H10S(l) + 17 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO4(g)
AgF(aq) + Zn(s) = ZnF(aq) + Ag(s) =>
AgF(aq) + Zn(s) = ZnF(aq) + Ag(s)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KOH + S + H2SO4 = K2SO3 + H2O =>
6 KOH + S + 2 H2SO4 = 3 K2SO3 + 5 H2O
CuO(s) + H{+}(aq) = Cu{2+}(aq) + H2O =>
CuO(s) + 2 H{+}(aq) = Cu{2+}(aq) + H2O
As2O5 + Ba(OH)2 = Ba3(AsO4)2 + H2O =>
As2O5 + 3 Ba(OH)2 = Ba3(AsO4)2 + 3 H2O
H2SO4 + C2H6 = CO2 + S + H2O =>
7 H2SO4 + 3 C2H6 = 6 CO2 + 7 S + 16 H2O
K4 + O2 = KO2 =>
K4 + 4 O2 = 4 KO2
CoSO4 + Ba(OH)2 = Co(OH)2 + BaSO4 =>
CoSO4 + Ba(OH)2 = Co(OH)2 + BaSO4
CHO(g) + O2(g) = CO2(g) + H2O(l) =>
4 CHO(g) + 3 O2(g) = 4 CO2(g) + 2 H2O(l)
Pb(OH)2 + Ag(NO3) = Ag(OH)2 + Pb(NO3) =>
Pb(OH)2 + Ag(NO3) = Ag(OH)2 + Pb(NO3)
SO2 + Na2SO4 = Na2SO3 + SO3 =>
SO2 + Na2SO4 = Na2SO3 + SO3
C2H4(g) + H2O(g) = C2H6(g) + O2(g) =>
2 C2H4(g) + 2 H2O(g) = 2 C2H6(g) + O2(g)
Fe(NO3)2 + Na2CO3 = Fe(CO3) + Na2(NO3)2 =>
Fe(NO3)2 + Na2CO3 = Fe(CO3) + Na2(NO3)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg3P2 = Mg + P =>
Mg3P2 = 3 Mg + 2 P
Sc(OH)3 + HF = ScF3 + H2O =>
Sc(OH)3 + 3 HF = ScF3 + 3 H2O
CoCl2 + KSCN = Co(SCN)2 + KCl =>
CoCl2 + 2 KSCN = Co(SCN)2 + 2 KCl
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g) =>
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g)
KOH + CuCl2 = Cu(OH)2 + KCl =>
2 KOH + CuCl2 = Cu(OH)2 + 2 KCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + HNO3(dil) = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3(dil) = 3 Zn(NO3)2 + 2 NO + 4 H2O
NH4OH = NH3*H2O =>
NH4OH = NH3*H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cd + Au(NO3)3 = Cd(NO3)3 + Au =>
Cd + Au(NO3)3 = Cd(NO3)3 + Au
S + H2O = SOH + H2 =>
2 S + 2 H2O = 2 SOH + H2
S2 + Br = SBr2 =>
S2 + 4 Br = 2 SBr2
CS2(s) + O2 = CO2(g) + SO2(g) =>
CS2(s) + 3 O2 = CO2(g) + 2 SO2(g)
E5 = E9 =>
9 E5 = 5 E9
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
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