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Chemische vergelijkingen in evenwicht op01/10/25

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Breng de vergelijking van een chemische reactie in evenwicht
Cr(OH)3 + H3O = Cr + H2O =>
Cr(OH)3 + 3 H3O = Cr + 6 H2O

Cd(OCN)2 + V2O5 = CdO + V(OCN)5 =>
5 Cd(OCN)2 + V2O5 = 5 CdO + 2 V(OCN)5

C6H5NH2Br2 = C6NH2BrH4HBr =>
C6H5NH2Br2 = C6NH2BrH4HBr

Na2O2 + S = Na2SO3 + Na2O =>
2 Na2O2 + S = Na2SO3 + Na2O

CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2

BaCl2(aq) + KIO3(aq) = Ba(IO3)2(s) + KCl(aq) =>
BaCl2(aq) + 2 KIO3(aq) = Ba(IO3)2(s) + 2 KCl(aq)

C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O

VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO

KClHI = KIHCl =>
KClHI = KIHCl

CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O

Ag + Cu2O = AgCu + O2 =>
4 Ag + 2 Cu2O = 4 AgCu + O2

Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3

VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO

B(OH)3 + PO3H = B(PO3)3 + H2O =>
B(OH)3 + 3 PO3H = B(PO3)3 + 3 H2O

Mg + H2SO3 = Mg(HSO3)2 + H2 =>
Mg + 2 H2SO3 = Mg(HSO3)2 + H2

CrCl2 + HNO3 = Cr(NO3)3 + HCl + NO2 + H2O =>
CrCl2 + 4 HNO3 = Cr(NO3)3 + 2 HCl + NO2 + H2O

PB + CH3COO = PB(CH3COO)2 =>
PB + 2 CH3COO = PB(CH3COO)2

OCl + NaHSO3 = NaCl + HSO4 =>
OCl + NaHSO3 = NaCl + HSO4

Mg(OH)2 + Li2O = MgO + LiOH =>
Mg(OH)2 + Li2O = MgO + 2 LiOH

Ca(NO3)2*4H2O + C10H14N2Na2O8*2H2O = C10H12N2O8CaNa2 + HNO3 + H2O =>
Ca(NO3)2*4H2O + C10H14N2Na2O8*2H2O = C10H12N2O8CaNa2 + 2 HNO3 + 6 H2O

Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2

NH3 + NaHSO4 = Na(NH4)SO4 =>
NH3 + NaHSO4 = Na(NH4)SO4

AgSCN + HNO3 = AgNO3 + SCN{-} + H{+} =>
AgSCN + HNO3 = AgNO3 + SCN{-} + H{+}

Na2(CrO4)2 + CuCl2 = NaCl + Cu(CrO4)2 =>
Na2(CrO4)2 + CuCl2 = 2 NaCl + Cu(CrO4)2

HBr + NaOH = BrOH + NaH =>
HBr + NaOH = BrOH + NaH

MgO + Hg(NO3)2 = Mg(NO3)2 + HgO =>
MgO + Hg(NO3)2 = Mg(NO3)2 + HgO

Fe2O3 + NaOH = Fe2OH + NaO3 =>
Fe2O3 + NaOH = Fe2OH + NaO3

MgO + ZnO = MgZnO2 =>
MgO + ZnO = MgZnO2

CrCl3 + NH3*H2O = Cr(NH4)3 + HClO =>
CrCl3 + 3 NH3*H2O = Cr(NH4)3 + 3 HClO

Na3PO4 + MgCl2 = Mg3(PO4)2 + NaCl =>
2 Na3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NaCl

Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O

Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + C2H7NO2 =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2 C2H7NO2

NH4NO3(aq) = N2O(g) + H2O(l) =>
NH4NO3(aq) = N2O(g) + 2 H2O(l)

Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + C2H7NO2 =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2 C2H7NO2

Fe(s) + O2(g) = Fe3O4(s) =>
3 Fe(s) + 2 O2(g) = Fe3O4(s)

Cu + KI = CuI + K =>
Cu + KI = CuI + K

Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + C2H7NO2 =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2 C2H7NO2

Na2CO3CO2H2O = NaHCO3 =>
Na2CO3CO2H2O = 2 NaHCO3

K2CO3 + H3C6H5O7 = K3C6H5O7 + H2O + CO2 =>
3 K2CO3 + 2 H3C6H5O7 = 2 K3C6H5O7 + 3 H2O + 3 CO2

KIO3 + NaHSO3 = KI + NaHSO30 =>
9 KIO3 + NaHSO3 = 9 KI + NaHSO30

Ba(OH)2(s) + SO3(g) = BaSO4(s) + H2O(l) =>
Ba(OH)2(s) + SO3(g) = BaSO4(s) + H2O(l)

Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2

KC + Br = KBr + C =>
KC + Br = KBr + C

CH4 + O2 + NH3 = HCN + H2O =>
2 CH4 + 3 O2 + 2 NH3 = 2 HCN + 6 H2O

NaOH + CuCl = NaCl + OHCu =>
NaOH + CuCl = NaCl + OHCu

H2S + NH3*H2O = (NH4)2S + H2O =>
H2S + 2 NH3*H2O = (NH4)2S + 2 H2O

Cl2 + Kl + KOH = KCl + KlO3 + H2O =>
3 Cl2 + Kl + 6 KOH = 6 KCl + KlO3 + 3 H2O

PBr3 = Br3P =>
PBr3 = Br3P

Al{3+} + PO4{3-} = AlPO4 =>
Al{3+} + PO4{3-} = AlPO4

HBr + BaO = BaBr2 + H2O =>
2 HBr + BaO = BaBr2 + H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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