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Chemische vergelijkingen in evenwicht op01/31/25

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Breng de vergelijking van een chemische reactie in evenwicht
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

H2O + K2SO4 = H2SO4 + K2O =>
H2O + K2SO4 = H2SO4 + K2O

ZnBr2 + Cl2 = ZnCl2 + Br2 =>
ZnBr2 + Cl2 = ZnCl2 + Br2

NH4Cl + Ba(OH)2 = Cl2Ba + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = Cl2Ba + 2 NH3 + 2 H2O

SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4

HC6H7O7 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
2 HC6H7O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O

H2O + KBr = H2 + KOH + Br2 =>
2 H2O + 2 KBr = H2 + 2 KOH + Br2

H{+} + Cr2O7{2-} + I{-} = Cr3{+} + IO3{-} + H2O =>
24 H{+} + 9 Cr2O7{2-} + 17 I{-} = 6 Cr3{+} + 17 IO3{-} + 12 H2O

CO2 + Ca = CaC2O4 =>
2 CO2 + Ca = CaC2O4

Na2SO3 + K2CrO7 + H2O = Cr2(OH)3 + KOH + Na2SO4 =>
21 Na2SO3 + 4 K2CrO7 + 7 H2O = 2 Cr2(OH)3 + 8 KOH + 21 Na2SO4

PBO2 = PBO(s) + O2(g) =>
2 PBO2 = 2 PBO(s) + O2(g)

Na2CO3(aq) + BaCl2(aq) = Ba2CO3(aq) + NaCl2(aq) =>
Na2CO3(aq) + 2 BaCl2(aq) = Ba2CO3(aq) + 2 NaCl2(aq)

KI(aq) + Cl2(g) = KCl(aq) + I2(s) =>
2 KI(aq) + Cl2(g) = 2 KCl(aq) + I2(s)

Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3

Cl2 + KI = KCl + KI3 =>
Cl2 + 3 KI = 2 KCl + KI3

KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O

(NH4)2CO3 + Ca(CIO4)2 = (NH4)2(CIO4)2 + CO3Ca =>
(NH4)2CO3 + Ca(CIO4)2 = (NH4)2(CIO4)2 + CO3Ca

H2(SO)3 + Cu(OH)2 = H2O + Cu(SO)3 =>
H2(SO)3 + Cu(OH)2 = 2 H2O + Cu(SO)3

Ca(NO3)2 + HClO4 = Ca(ClO4)2 + HNO3 =>
Ca(NO3)2 + 2 HClO4 = Ca(ClO4)2 + 2 HNO3

(NH4)2S + K2CrO4 + KOH + H2O = S + NH3 + K3[Cr(OH)6] =>
3(NH4)2S + 2 K2CrO4 + 2 KOH + 2 H2O = 3 S + 6 NH3 + 2 K3[Cr(OH)6]

Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO

PbSO4(ag) + NaS(ag) = PbS(s) + NaSO4(s) =>
PbSO4(ag) + NaS(ag) = PbS(s) + NaSO4(s)

CaCO3 + HClO4 = CaCCl2 + H2O + O2 =>
CaCO3 + 2 HClO4 = CaCCl2 + H2O + 5 O2

BaCl2(aq) + Na2SO4(aq) = Cl2Na2(aq) + BaSO4(aq) =>
BaCl2(aq) + Na2SO4(aq) = Cl2Na2(aq) + BaSO4(aq)

Zn(OH)2 + Na3PO4 = Zn3(PO4)2 + NaOH =>
3 Zn(OH)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaOH

Na2CO3(aq) + BaCl2(aq) = Ba2CO3(aq) + NaCl2(aq) =>
Na2CO3(aq) + 2 BaCl2(aq) = Ba2CO3(aq) + 2 NaCl2(aq)

KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l) =>
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l)

Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS

H2SO4(aq) + Ni(OH)2(aq) = H2O(l) + NiSO4(s) =>
H2SO4(aq) + Ni(OH)2(aq) = 2 H2O(l) + NiSO4(s)

K2Cr2O7 + C6H4(CH3)2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C6H10O4 =>
11 K2Cr2O7 + 9 C6H4(CH3)2 + 44 H2SO4 = 11 Cr2(SO4)3 + 11 K2SO4 + 29 H2O + 12 C6H10O4

H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr

C + S8 = CS2 =>
4 C + S8 = 4 CS2

Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3

Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2

SrCl2(aq) + K2SO4(aq) = SrSO4(aq) + KCl =>
SrCl2(aq) + K2SO4(aq) = SrSO4(aq) + 2 KCl

HOCH2CH2NH3{+} + HS{-} + (NH4)OH = (NH4)2S + HOCH2CH2NH2 + H2O =>
HOCH2CH2NH3{+} + HS{-} + 2(NH4)OH = (NH4)2S + HOCH2CH2NH2 + 2 H2O

Cr(NO3)6 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)6 = 2 Cr2O3 + 24 NO2 + 9 O2

C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O

N2 + O2 = NO50 =>
N2 + 50 O2 = 2 NO50

Na2CO3(aq) + BaCl2(aq) = Ba2CO3(aq) + NaCl2(aq) =>
Na2CO3(aq) + 2 BaCl2(aq) = Ba2CO3(aq) + 2 NaCl2(aq)

KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l) =>
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l)

CaCl2 + Cu(NO3)2 = Ca(NO3)2 + CuCl2 =>
CaCl2 + Cu(NO3)2 = Ca(NO3)2 + CuCl2

ClO2 + Ba(OH)2 = BaCl2 + Ba(ClO3)2 + H2O =>
12 ClO2 + 6 Ba(OH)2 = BaCl2 + 5 Ba(ClO3)2 + 6 H2O

K2Cr2O7 + H2SO4 + KL = Cr2(SO4)3 + K2SO4 + L2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KL = Cr2(SO4)3 + 4 K2SO4 + 3 L2 + 7 H2O

Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2 + Zn =>
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2 + Zn

Cu + At = CuAt =>
Cu + At = CuAt

Na2CO3(s) = CO2 + Na2O(s) =>
Na2CO3(s) = CO2 + Na2O(s)

Fe2O3 + V = VO + Fe =>
Fe2O3 + 3 V = 3 VO + 2 Fe

KBr + HMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 HMnO4 + 7 H2SO4 = 5 Br2 + 2 MnSO4 + 5 K2SO4 + 8 H2O

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

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Breng de vergelijking van een chemische reactie in evenwicht
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