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Chemische vergelijkingen in evenwicht op02/21/24

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Breng de vergelijking van een chemische reactie in evenwicht
Pt + O2 = PtO =>
2 Pt + O2 = 2 PtO

C2H4O2 + CaOH = C2H4O2OH + Ca =>
C2H4O2 + CaOH = C2H4O2OH + Ca

Li2O + BrH = LiBr + H2O =>
Li2O + 2 BrH = 2 LiBr + H2O

NaSO4 + CaCl2 = NaCl2 + CaSO4 =>
NaSO4 + CaCl2 = NaCl2 + CaSO4

C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O

HI + Fe(OH)3 = Fe(OH)2 + I2 + H2O =>
2 HI + 2 Fe(OH)3 = 2 Fe(OH)2 + I2 + 2 H2O

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

PN + K2Cr2O7 + H2SO4 = H3PO4 + K2SO4 + Cr2(SO4)3 + NO + H2O =>
6 PN + 7 K2Cr2O7 + 28 H2SO4 = 6 H3PO4 + 7 K2SO4 + 7 Cr2(SO4)3 + 6 NO + 19 H2O

Na2Cr2O7 + NaNO2 + H2O = Cr(OH)3 + NaNO3 + NaOH =>
Na2Cr2O7 + 3 NaNO2 + 4 H2O = 2 Cr(OH)3 + 3 NaNO3 + 2 NaOH

Ti2O3 + KOH = Ti(OH)3 + K2O =>
Ti2O3 + 6 KOH = 2 Ti(OH)3 + 3 K2O

FeCrO4 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO3 =>
4 FeCrO4 + 4 K2CO3 + 3 O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO3

LiOH + NH4H2PO4 = LiPO3 + H2O + NH3 =>
LiOH + NH4H2PO4 = LiPO3 + 2 H2O + NH3

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

H + CuO = HCu + H2O =>
3 H + CuO = HCu + H2O

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

C5H8O2 + N2H6SO4 + NaOH = C5H8N2 + Na2SO4 + H2O =>
C5H8O2 + N2H6SO4 + 2 NaOH = C5H8N2 + Na2SO4 + 4 H2O

Be + Cl4 = BeCl4 =>
Be + Cl4 = BeCl4

(NH4)2SO3 + AgBr = NH4Br + Ag2SO3 =>
(NH4)2SO3 + 2 AgBr = 2 NH4Br + Ag2SO3

Zn(CO3)2 + H2SO4 = Zn(SO4)2 + H2O + CO2 =>
Zn(CO3)2 + 2 H2SO4 = Zn(SO4)2 + 2 H2O + 2 CO2

MnS + HI = MnI + HS =>
MnS + HI = MnI + HS

H2SO4 + KMnO4 + FeSO4 = MnSO4 + Fe2(SO4)3 + KHSO4 + H2O =>
9 H2SO4 + 2 KMnO4 + 10 FeSO4 = 2 MnSO4 + 5 Fe2(SO4)3 + 2 KHSO4 + 8 H2O

BeCl2 + NaHCO3 = Na2(Be(CO3)2) + HCl =>
BeCl2 + 2 NaHCO3 = Na2(Be(CO3)2) + 2 HCl

CuCrO4 + NaNO3 = Cu(NO3)2 + Na2CrO4 =>
CuCrO4 + 2 NaNO3 = Cu(NO3)2 + Na2CrO4

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

(NH4)3FeF6(s) = FeF3(s) + HF(g) + NH3(g) =>
(NH4)3FeF6(s) = FeF3(s) + 3 HF(g) + 3 NH3(g)

CuO + K2S = CuS + K2O =>
CuO + K2S = CuS + K2O

CrO4 + OH = CrO7 + H2O =>
CrO4 + 6 OH = CrO7 + 3 H2O

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

Zn + Ni(NO3)2 = Zn(NO3) + Ni =>
2 Zn + Ni(NO3)2 = 2 Zn(NO3) + Ni

AgF2 + KPO4 = AgPO4 + KF2 =>
AgF2 + KPO4 = AgPO4 + KF2

Cu + N3 = CuN3 =>
Cu + N3 = CuN3

Na2CO4 + HCl = Na2Cl + HCO4 =>
Na2CO4 + HCl = Na2Cl + HCO4

KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O

SnCl2 + KBrO3 + HCl = SnCl4 + KBr + H2O =>
3 SnCl2 + KBrO3 + 6 HCl = 3 SnCl4 + KBr + 3 H2O

H2S + CsOH = H2O + CsHS =>
H2S + CsOH = H2O + CsHS

H2SO4 + Cl2 = Cl2SO4 + H2 =>
H2SO4 + Cl2 = Cl2SO4 + H2

C6H5COOH + H2O2 = C6H5COO + H2O =>
2 C6H5COOH + H2O2 = 2 C6H5COO + 2 H2O

Ga + KOH = K3GaO3 + H2 =>
2 Ga + 6 KOH = 2 K3GaO3 + 3 H2

CuO + CaCO3 = CaO + CuCO3 =>
CuO + CaCO3 = CaO + CuCO3

Na2O2 + CrCl3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 Na2O2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 6 NaCl + 2 H2O

(CaC2) + (H2O) + (CO2) = Ca(OH)2 + (CH2CHCO2H) =>
6(CaC2) + 16(H2O) + 3(CO2) = 6 Ca(OH)2 + 5(CH2CHCO2H)

H2 + KMnO4 = HMnO4 + K =>
H2 + 2 KMnO4 = 2 HMnO4 + 2 K

Cu(NO3)2 + C2H2O4 = Cu + HNO3 + CO2 =>
Cu(NO3)2 + C2H2O4 = Cu + 2 HNO3 + 2 CO2

Na[Cr(OH)4] + H2 = NaOH + Cr + H2O =>
2 Na[Cr(OH)4] + 3 H2 = 2 NaOH + 2 Cr + 6 H2O

Cu(NO3)2 = CuO + N02 + O2 =>
2 Cu(NO3)2 = 2 CuO + 2 N02 + 5 O2

P2O5 + KOH = K3HP2O7 + H2O =>
P2O5 + 3 KOH = K3HP2O7 + H2O

CH3CHO + K2Cr2O7 + HCl = CH3COOH + CrCl3 + KCl + H2O =>
3 CH3CHO + K2Cr2O7 + 8 HCl = 3 CH3COOH + 2 CrCl3 + 2 KCl + 4 H2O

CH3CH2Br + KOH = KBr + CH3CH2OH =>
CH3CH2Br + KOH = KBr + CH3CH2OH

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Breng de vergelijking van een chemische reactie in evenwicht
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