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Chemische vergelijkingen in evenwicht op06/06/12

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Breng de vergelijking van een chemische reactie in evenwicht
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2

HC2H3O3 + Ca(OH)2 = H2O + Ca(C2H3O3)2 =>
2 HC2H3O3 + Ca(OH)2 = 2 H2O + Ca(C2H3O3)2

O3 + H2 = H2O =>
O3 + 3 H2 = 3 H2O

HF + Fe(OH)3 = FeF3 + H2O =>
3 HF + Fe(OH)3 = FeF3 + 3 H2O

Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu

Br2 + KCrO2 + KOH = K2CrO4 + KBr + H2O =>
3 Br2 + 2 KCrO2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O

K2Cr2O7 + H2C2O4 + H{+} = Cr{3+} + CO2 + H2O + K{+} =>
K2Cr2O7 + 3 H2C2O4 + 8 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O + 2 K{+}

LiCl + Pb(NO3)2 = PbCl2 + LiNO3 =>
2 LiCl + Pb(NO3)2 = PbCl2 + 2 LiNO3

Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3

C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O

HCl + CuSO4 = HCl(SO4) + Cu =>
HCl + CuSO4 = HCl(SO4) + Cu

C4H6O6 + NaOH = C4H5O6Na + H2O =>
C4H6O6 + NaOH = C4H5O6Na + H2O

CdSO4 + H2O = Cd(OH)2 + H2SO4 =>
CdSO4 + 2 H2O = Cd(OH)2 + H2SO4

BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2

C4H5O6Na + KOH = KNaC4H4O6 + H2O =>
C4H5O6Na + KOH = KNaC4H4O6 + H2O

CrCl3 + AgNO3 = AgCl + Cr(NO3)3 =>
CrCl3 + 3 AgNO3 = 3 AgCl + Cr(NO3)3

Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2

Al + MnO2 = Al2O3 + Mn =>
4 Al + 3 MnO2 = 2 Al2O3 + 3 Mn

C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O

K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O

Cl2O5 = ClO2 + O2 =>
2 Cl2O5 = 4 ClO2 + O2

Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O

NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O

Na3PO4 + CoCl2 = Co3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CoCl2 = Co3(PO4)2 + 6 NaCl

AgBrO3 = Ag + Br3 + O2 =>
6 AgBrO3 = 6 Ag + 2 Br3 + 9 O2

KMnO4 + NaNO2 + H20(water) = MnO2 + NaNO3 + KOH =>
20 KMnO4 + 20 NaNO2 + H20(water) = 20 MnO2 + 20 NaNO3 + 20 KOH

C10H12 + O2 = H2O + CO2 =>
C10H12 + 13 O2 = 6 H2O + 10 CO2

KMnO4 + NaNO2 + H2O(water) = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O(water) = 2 MnO2 + 3 NaNO3 + 2 KOH

H2SO4 + HBr = SO2 + H2O + Br2 =>
H2SO4 + 2 HBr = SO2 + 2 H2O + Br2

(NH4)2SO4 + NaOH = H2O + NH3 + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 H2O + 2 NH3 + Na2SO4

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

Ca + H2O = Ca(OH) + H2 =>
2 Ca + 2 H2O = 2 Ca(OH) + H2

CO + H2 = CHO =>
2 CO + H2 = 2 CHO

CO + H2 = CH4O =>
CO + 2 H2 = CH4O

Cr2S3 + Mn(NO3)2 + K2CO3 = K2CrO4 + K2SO4 + K2MnO4 + NO + CO2 =>
Cr2S3 + 15 Mn(NO3)2 + 20 K2CO3 = 2 K2CrO4 + 3 K2SO4 + 15 K2MnO4 + 30 NO + 20 CO2

Ni + Ag{+} = Ni{+2} + Ag =>
Ni + 2 Ag{+} = Ni{+2} + 2 Ag

GaN + Cl2 = GaCl3 + N =>
2 GaN + 3 Cl2 = 2 GaCl3 + 2 N

Mg + H{+} = Mg{+2} + H2 =>
Mg + 2 H{+} = Mg{+2} + H2

Al + O2 = AlO2 =>
Al + O2 = AlO2

InN + Cl2 = InCl3 + N =>
2 InN + 3 Cl2 = 2 InCl3 + 2 N

Al2 + O2 = AlO =>
Al2 + O2 = 2 AlO

KOH + H3AsO4 = K2HAsO4 + H2O =>
2 KOH + H3AsO4 = K2HAsO4 + 2 H2O

HgS + O2 = HgO + SO2 =>
2 HgS + 3 O2 = 2 HgO + 2 SO2

ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O

KBr2 + Cl2 = KCl2 + Br =>
KBr2 + Cl2 = KCl2 + 2 Br

Ti + Cl2 = TiCl4 =>
Ti + 2 Cl2 = TiCl4

H2SO4 + C3H7OH + K2Cr2O7 = C3H6O + H2O + K2SO4 + Cr2(SO4)3 =>
4 H2SO4 + 3 C3H7OH + K2Cr2O7 = 3 C3H6O + 7 H2O + K2SO4 + Cr2(SO4)3

Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

C7H140 + H2O = CO2 + H20 =>
5 C7H140 + 70 H2O = 35 CO2 + 42 H20

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Breng de vergelijking van een chemische reactie in evenwicht
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