Équations équilibrées la veille |
H2SO4 + 2 KOH = 2 H2O + K2SO4
SnO + Ba(OH)2 = BaSnO2 + H2O =>
SnO + Ba(OH)2 = BaSnO2 + H2O
Ca(OH)2 + H2(CO)3 = Ca(CO)3 + H2O =>
Ca(OH)2 + H2(CO)3 = Ca(CO)3 + 2 H2O
NaOH + ZnS = Zn(OH)2 + Na2S =>
2 NaOH + ZnS = Zn(OH)2 + Na2S
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
HOOCCH2CH2COOH + H2NCH2CH2NH2 = HOOCCH2CH2COHNCH2CH2NH2 + H2O =>
HOOCCH2CH2COOH + H2NCH2CH2NH2 = HOOCCH2CH2COHNCH2CH2NH2 + H2O
CuSO4 + Mg = Mg(SO4)2 + Cu =>
2 CuSO4 + Mg = Mg(SO4)2 + 2 Cu
CsOH + HBr = CsBr + H2O =>
CsOH + HBr = CsBr + H2O
Ca3(PO4)2 + H2CO3 = CaCO3 + H3PO4 =>
Ca3(PO4)2 + 3 H2CO3 = 3 CaCO3 + 2 H3PO4
Zn(OH)2 + (HCl) = (H2O) + ZnCl2 =>
Zn(OH)2 + 2(HCl) = 2(H2O) + ZnCl2
CH3CH2CHClCH2CHO + Ag2O = CH3CH2CHClCH2COOH + Ag =>
CH3CH2CHClCH2CHO + Ag2O = CH3CH2CHClCH2COOH + 2 Ag
NiSO4*7H2O + NH3 + Na2S2O8 = Ni(NH3)6S2O8 + Na2SO4 + H2O =>
NiSO4*7H2O + 6 NH3 + Na2S2O8 = Ni(NH3)6S2O8 + Na2SO4 + 7 H2O
Ra + Ba = RaBa =>
Ra + Ba = RaBa
H2SO4 + Zn = ZnSO4 + S + H2O =>
4 H2SO4 + 3 Zn = 3 ZnSO4 + S + 4 H2O
NaHCO3*HCl = NaCl + H2O + CO2 =>
NaHCO3*HCl = NaCl + H2O + CO2
CHCH + H2O = CH3CHO =>
CHCH + H2O = CH3CHO
Pb(NO3)2 + Mg(OH)2 = Mg(NO3)2 + Pb(OH)2 =>
Pb(NO3)2 + Mg(OH)2 = Mg(NO3)2 + Pb(OH)2
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + H2O + Na2SO4 + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 2 MnSO4 + 3 H2O + 5 Na2SO4 + K2SO4
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
NH3 + NO5 = N2 + H2O =>
20 NH3 + 6 NO5 = 13 N2 + 30 H2O
CH3COOC2H5 + OH = CH3COO + C2H5OH =>
CH3COOC2H5 + OH = CH3COO + C2H5OH
Fe(OH)2(s) + H2SO4(aq) = Fe2(SO4)2(aq) + H2O(l) =>
2 Fe(OH)2(s) + 2 H2SO4(aq) = Fe2(SO4)2(aq) + 4 H2O(l)
I4O9(s) = I2(s) + O2(g) =>
2 I4O9(s) = 4 I2(s) + 9 O2(g)
Co(CH3COO)2 + NaOH = Co(OH)2 + NaCH3COO =>
Co(CH3COO)2 + 2 NaOH = Co(OH)2 + 2 NaCH3COO
W + Cl = WCl6 =>
W + 6 Cl = WCl6
C6H8O2 + NaOH = H2O + NaC6H7O2 =>
C6H8O2 + NaOH = H2O + NaC6H7O2
Cr5Si3C + Cr3Si = Cr5Si3 + Cr7C3 =>
12 Cr5Si3C + 21 Cr3Si = 19 Cr5Si3 + 4 Cr7C3
KMnO4 = K2MnO2 + MnO2 + O =>
2 KMnO4 = K2MnO2 + MnO2 + 4 O
LiBr + Co(SO3)2 = CoBr + Li(SO3)2 =>
LiBr + Co(SO3)2 = CoBr + Li(SO3)2
Zn(Cl)2 + NaOH = Zn(OH)2 + NaCl =>
Zn(Cl)2 + 2 NaOH = Zn(OH)2 + 2 NaCl
Ca2S2 + KI = CaI2 + K2S =>
Ca2S2 + 4 KI = 2 CaI2 + 2 K2S
CH4 + O2 = CO4 + H2O =>
CH4 + 3 O2 = CO4 + 2 H2O
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
(CH3COO)2Ca + H3PO4 = Ca3(PO4)2 + CH3COOH =>
3(CH3COO)2Ca + 2 H3PO4 = Ca3(PO4)2 + 6 CH3COOH
CU + Ag(NO3)2 = CU(NO3)2 + Ag =>
CU + Ag(NO3)2 = CU(NO3)2 + Ag
HNO3 + NH4O = NH4NO3 + H2O =>
6 HNO3 + 8 NH4O = 7 NH4NO3 + 5 H2O
CuCl2 + CsOH = Cu(OH)2 + CsCl =>
CuCl2 + 2 CsOH = Cu(OH)2 + 2 CsCl
C4H8N2O2 + NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + NH4(NO3) + H2O =>
2 C4H8N2O2 + 2 NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + 2 NH4(NO3) + 2 H2O
NH3 + AlCl3 = AlN + HCl =>
NH3 + AlCl3 = AlN + 3 HCl
K2S(s) + Na2CO3(aq) = Na2S + K2CO3 =>
K2S(s) + Na2CO3(aq) = Na2S + K2CO3
CO(s) + Br2(l) = COBr3(s) =>
2 CO(s) + 3 Br2(l) = 2 COBr3(s)
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4 + H2O =>
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4 + 2 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
MgCl2 + K = Mg + K2Cl =>
MgCl2 + 4 K = Mg + 2 K2Cl
H2S + Ag + O2 = Ag2S + H2O =>
2 H2S + 4 Ag + O2 = 2 Ag2S + 2 H2O
Cr2(SO4)3 + K(ClO3) + KOH = K2(CrO4) + K2(SO4) + KCl + H2O =>
Cr2(SO4)3 + K(ClO3) + 10 KOH = 2 K2(CrO4) + 3 K2(SO4) + KCl + 5 H2O
C2H5OH + O2 = CO2 + H2O = =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CoSO4 + Na2HPO4 = Co3(PO4)2 + H2SO4 + Na2SO4 =>
3 CoSO4 + 2 Na2HPO4 = Co3(PO4)2 + H2SO4 + 2 Na2SO4
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