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Chemische vergelijkingen in evenwicht op10/02/19

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Breng de vergelijking van een chemische reactie in evenwicht
(e)Sr(NO3)2(aq) + Na3PO4(aq) = Sr3(PO4)2(precipitate) + NaNO3(aq) =>
3(e)Sr(NO3)2(aq) + 2 Na3PO4(aq) = Sr3(PO4)2(precipitate) + 6 NaNO3(aq)

S + O2 = SO2 =>
S + O2 = SO2

H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl

BaO2(s) + H2So4(aq) = BaSo4(s) + H2O2(aq) =>
BaO2(s) + H2So4(aq) = BaSo4(s) + H2O2(aq)

KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O

KMnO4 + KI + H2SO4 = MnSO4 + I2 + KSO4 + H2O =>
KMnO4 + 2 KI + 4 H2SO4 = MnSO4 + I2 + 3 KSO4 + 4 H2O

Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3

Zn + CaCO3 = ZnO + CaO + CO =>
Zn + CaCO3 = ZnO + CaO + CO

K2Cr2O7 + HI + HCl = KCl + I2 + CrCl3 + H2O =>
K2Cr2O7 + 6 HI + 8 HCl = 2 KCl + 3 I2 + 2 CrCl3 + 7 H2O

K2SO4 + CdCl2 = KCl + CdSO4 =>
K2SO4 + CdCl2 = 2 KCl + CdSO4

Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2

BAO + H2O = BA(OH)2 =>
BAO + H2O = BA(OH)2

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

CH3COH + Cu(OH)2 = Cu2O + CH3COOH + H2O =>
CH3COH + 2 Cu(OH)2 = Cu2O + CH3COOH + 2 H2O

Na2 + Cl2 = NaCl =>
Na2 + Cl2 = 2 NaCl

ZnSO4 + K3PO4 = K2SO4 + Zn3(PO4)2 =>
3 ZnSO4 + 2 K3PO4 = 3 K2SO4 + Zn3(PO4)2

Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl

KMnO4 + H2SO4 + HNO2 = MnSO4 + K2SO4 + HNO3 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = 2 MnSO4 + K2SO4 + 5 HNO3 + 3 H2O

CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O

CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH

NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O

NaI + KBr = NaBr + KI =>
NaI + KBr = NaBr + KI

Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O

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

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

Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO

NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O

Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2

NAOH + HNO3 = NANO3 + H2O =>
NAOH + HNO3 = NANO3 + H2O

C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20

CuCl2 + H3Po4 = Cu3(Po4)2 + HCl =>
3 CuCl2 + 2 H3Po4 = Cu3(Po4)2 + 6 HCl

C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O

NiBr + AgNO3 = NiNO3 + AgBr =>
NiBr + AgNO3 = NiNO3 + AgBr

Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2

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

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

P + O5 = P2O5 =>
2 P + O5 = P2O5

NAOH + H2O = NAOH2 + OH =>
NAOH + H2O = NAOH2 + OH

H3PO3 + NaOH = Na3PO3 + H2O =>
H3PO3 + 3 NaOH = Na3PO3 + 3 H2O

Na2SO4 + AgNO3 = Ag2SO4 + NaNO3 =>
Na2SO4 + 2 AgNO3 = Ag2SO4 + 2 NaNO3

Fe + HCl = FeCl + H2 =>
2 Fe + 2 HCl = 2 FeCl + H2

H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3

CO + CaO = CaC + O2 =>
CO + CaO = CaC + O2

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

CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2

ZnO + H3Po4 = Zn3(Po4)2 + H2O =>
3 ZnO + 2 H3Po4 = Zn3(Po4)2 + 3 H2O

Al + S = Al2S3 =>
2 Al + 3 S = Al2S3

Al + S = Al2S2 =>
2 Al + 2 S = Al2S2

C5H4N4O3 + H2O = C5H3N4O3 + H3O =>
C5H4N4O3 + H2O = C5H3N4O3 + H3O

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

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Breng de vergelijking van een chemische reactie in evenwicht
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