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Chemische vergelijkingen in evenwicht op01/30/25

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Breng de vergelijking van een chemische reactie in evenwicht
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3

H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O

Zn + Cr(NO3)3 = Cr3 + Zn(NO3) = zn0cr + no2 + o2 =>
9 Zn + 3 Cr(NO3)3 = Cr3 + 9 Zn(NO3)

Cl + HCOOH = HCl + HCOO =>
Cl + HCOOH = HCl + HCOO

H3NBH3 + H2O = H2 + (NH4)BO2 =>
H3NBH3 + 2 H2O = 3 H2 + (NH4)BO2

Pb(NO3)2 + NaCrO4 = Pb(CrO4)2 + Na(NO3) =>
Pb(NO3)2 + 2 NaCrO4 = Pb(CrO4)2 + 2 Na(NO3)

CrO4{2-} + Ba(NO3)2 = BaCrO4{2-} + (NO3)2 =>
CrO4{2-} + Ba(NO3)2 = BaCrO4{2-} + (NO3)2

Cu + O2 + NH3 + H2O = Cu(NH3)4(OH)2 =>
2 Cu + O2 + 8 NH3 + 2 H2O = 2 Cu(NH3)4(OH)2

C6H5NHCl + CH3CHO + NaOH = C6H5NH2 + CH3COOH + NaCl =>
C6H5NHCl + CH3CHO + NaOH = C6H5NH2 + CH3COOH + NaCl

BeO + C = Be2C + CO =>
2 BeO + 3 C = Be2C + 2 CO

C(Cl4) + HCl = Cl2 + CH4 =>
C(Cl4) + 4 HCl = 4 Cl2 + CH4

KMnO4 + C3H5(OH)2 = K2CO3 + CO2 + H2O + MnO2 =>
10 KMnO4 + 2 C3H5(OH)2 = 5 K2CO3 + CO2 + 7 H2O + 10 MnO2

CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl

H2SO4 + Pt = Pt2(SO4)5 + H2 =>
5 H2SO4 + 2 Pt = Pt2(SO4)5 + 5 H2

Cu(s) + O2(g) + H2O(g) + CO2(g) = CuCO3Cu(OH)2(s) =>
2 Cu(s) + O2(g) + H2O(g) + CO2(g) = CuCO3Cu(OH)2(s)

Mg(NO3)2 + HCl = Mg(OH)2 + NOCl + O2 =>
Mg(NO3)2 + 2 HCl = Mg(OH)2 + 2 NOCl + O2

HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O

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

Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O

KNO2 + H2SO4 = KNO3 + S + H2O =>
3 KNO2 + H2SO4 = 3 KNO3 + S + H2O

Na2SO4 + K2S = Na2S + SO4K2 =>
Na2SO4 + K2S = Na2S + SO4K2

Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5

K(IO3) + H2SO3 = H2SO4 + KHSO3 + I2 + H2O =>
2 K(IO3) + 7 H2SO3 = 5 H2SO4 + 2 KHSO3 + I2 + H2O

C(s) + KNO3(aq) = K2CO3(aq) + CO2(g) + N2(g) =>
5 C(s) + 4 KNO3(aq) = 2 K2CO3(aq) + 3 CO2(g) + 2 N2(g)

NaOH + CH3NH3Cl = CH3NH2 + NaCl + H2O =>
NaOH + CH3NH3Cl = CH3NH2 + NaCl + H2O

Cu + HNO2 = CuO + NOH =>
Cu + HNO2 = CuO + NOH

SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)

C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O

C7H12 + Br2 = C6H9Br + CH3 =>
2 C7H12 + Br2 = 2 C6H9Br + 2 CH3

K2HgI4 = K2Hg + I =>
K2HgI4 = K2Hg + 4 I

MnO(OH)2 + KI + HCl = MnCl2 + I2 + H2O + KCl =>
MnO(OH)2 + 2 KI + 4 HCl = MnCl2 + I2 + 3 H2O + 2 KCl

SrO + NaOH = Na2SrO2 + H2O =>
SrO + 2 NaOH = Na2SrO2 + H2O

NaNO3 + NH4Cl = NaCl + NO + N2 + H2O =>
2 NaNO3 + 2 NH4Cl = 2 NaCl + 2 NO + N2 + 4 H2O

HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O

HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O

Li2CO3 + HC2H3O2 = H2O + CO2 + Li(C2H3O2) =>
Li2CO3 + 2 HC2H3O2 = H2O + CO2 + 2 Li(C2H3O2)

CO2 + OH{-} = CO3{-2} + H2O =>
CO2 + 2 OH{-} = CO3{-2} + H2O

Co(NO3)2(aq) + KI(aq) = CoI + K(NO3)2 =>
Co(NO3)2(aq) + KI(aq) = CoI + K(NO3)2

{-}x = {-}4x =>
{-}x = {-}4x

C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O

CoOC = COCo =>
CoOC = COCo

(NH4)2SO4 + BaCl2 = BaSO4 + (NH4)2Cl2 =>
(NH4)2SO4 + BaCl2 = BaSO4 + (NH4)2Cl2

HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O

KL + H2O + Cl2 = KLO3 + HCl =>
KL + 3 H2O + 3 Cl2 = KLO3 + 6 HCl

C4H11N + H2O = C4H12N + OH =>
C4H11N + H2O = C4H12N + OH

Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O

Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O

C2H4Cl2 = C2H2 + Cl2 + H2 =>
C2H4Cl2 = C2H2 + Cl2 + H2

NaI + H2O2 = NaIO3 + H2O =>
NaI + 3 H2O2 = NaIO3 + 3 H2O

Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2

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Breng de vergelijking van een chemische reactie in evenwicht
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