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Chemische vergelijkingen in evenwicht op07/09/20

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Breng de vergelijking van een chemische reactie in evenwicht
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2

CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3

CH3CH2CH2CN + H2 = CH3CH2CH2CH2NH2 =>
CH3CH2CH2CN + 2 H2 = CH3CH2CH2CH2NH2

NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O

Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2

NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O

CH3CO2C2H5 + NaNH2 = CH3CONH2 + C2H5ONa =>
CH3CO2C2H5 + NaNH2 = CH3CONH2 + C2H5ONa

C16H18O9N + O2 = CO2 + H2O + NH3 =>
4 C16H18O9N + 61 O2 = 64 CO2 + 30 H2O + 4 NH3

K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2

Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2

Fe(OH)3 + H2CO3 = H2O + Fe2(CO3)3 =>
2 Fe(OH)3 + 3 H2CO3 = 6 H2O + Fe2(CO3)3

PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5

C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O

Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O

Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2

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

Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O

CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4

NO2{-} + MnO4{-} + H{+} = NO3{-} + Mn{2+} + H2O =>
5 NO2{-} + 2 MnO4{-} + 6 H{+} = 5 NO3{-} + 2 Mn{2+} + 3 H2O

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr

KI + Cl = KCl + I =>
KI + Cl = KCl + I

N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3

C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O

Zn + NaOH = Na2ZnO2 + H2 =>
Zn + 2 NaOH = Na2ZnO2 + H2

KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2

Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3

K + H2O = KOH + H =>
K + H2O = KOH + H

K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2

HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O

C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O

Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2

FeBr3 + Na2S = Fe2S3 + NaBr =>
2 FeBr3 + 3 Na2S = Fe2S3 + 6 NaBr

Yb2O3 + P4 + P4O10 = Yb3P2O8 =>
30 Yb2O3 + 3 P4 + 7 P4O10 = 20 Yb3P2O8

C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4

S8 + Cl2 = S2Cl2 =>
S8 + 4 Cl2 = 4 S2Cl2

C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4

FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl

C2H2N2 + O2 = CO2 + H2O + N2 =>
2 C2H2N2 + 5 O2 = 4 CO2 + 2 H2O + 2 N2

Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)

Pb(NO3)2 + NaCl = NaNO3 + PbCl2 =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2

FeCl3 + H2O = Fe(OH2)6 + Cl =>
FeCl3 + 6 H2O = Fe(OH2)6 + 3 Cl

Al + HNO3(verydilute) = Al(NO3)3 + H2O + NO =>
Al + 4 HNO3(verydilute) = Al(NO3)3 + 2 H2O + NO

Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)

ClO3{-} + I{-} + H{+} = I2 + Cl{-} + H2O =>
ClO3{-} + 6 I{-} + 6 H{+} = 3 I2 + Cl{-} + 3 H2O

Ni(NO3)2(aq) + K2C2O4(aq) = NiC2O4 + KNO3 =>
Ni(NO3)2(aq) + K2C2O4(aq) = NiC2O4 + 2 KNO3

C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2 =>
C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2

HgCl2 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl2 + SnCl2 = Hg2Cl2 + SnCl4

ClO3{-} + I{-} + H2SO4{+} = I2 + Cl{-} + H2O + HSO4{-} =>
ClO3{-} + 12 I{-} + 6 H2SO4{+} = 6 I2 + Cl{-} + 3 H2O + 6 HSO4{-}

LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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