Virtual Labs

Cyclic Voltammetry of ferrocene-ferrocenium system.

Q1. Which of the following statement is true about ferrocene?

a: Ferrocene can be nitrated by reaction with concentrated HNO 3. Explanation

Explanation

b: Cyclopentadienyl ring in ferrocene is staggered. Explanation

Explanation

c: Cyclopentadienyl rings in ferrocene are almost eclipsed. Explanation

Explanation

d: Decamethyl ferrocene is staggered in the liquid state. Explanation

Explanation

Q2. Ferrocene is only _____________________ in chlorinated electrolytes?

a: Partially or quasi-reversible. Explanation

Explanation

b: Reversible Explanation

Explanation

c: Irreversible Explanation

Explanation

d: Both b and c Explanation

Explanation

Q3. The Fe^III/II redox couple of ferrocene is used as an internal or pseudo reference when reporting ______________ of a redox-active species.

a: Displacement Explanation

Explanation

b: Standard reduction potential Explanation

Explanation

c: Velocity Explanation

Explanation

d: Diffusion coefficient Explanation

Explanation

Q4. Which of the following statement is true about ferrocene?

a: Kealy and Pauson synthesize ferrocene from C 5 H 5 and freshly reduced Fe at 300℃. Explanation

Explanation

b: Ferrocene is paramagnetic. Explanation

Explanation

c: Dipole moment is not zero. Explanation

Explanation

d: Kealy and Pauson synthesizes ferrocene from C₅H₅MgBr and FeCl_3. Explanation

Explanation

Q5.The quasistatic process is always ______________.

a: Irreversible Explanation

Explanation

b: Reversible Explanation

Explanation

c: Both Explanation

Explanation

d: Partially reversible Explanation

Explanation

Q6. Which of the following statement is false about ferrocene? I. All Fe-C are of equal length. II. It is the first discovered organometallic compound. III. C is sp² hybridized. IV. C is sp³ hybridized.

a: III, IV Explanation

Explanation

b: IV only Explanation

Explanation

c: I, II, and III Explanation

Explanation

d: I only Explanation

Explanation

Q7. The π-electrons in the cyclopentadienyl group of ferrocene are ___________.

a: Localized Explanation

Explanation

b: Delocalized Explanation

Explanation

c: Stable Explanation

Explanation

d: Unstable Explanation

Explanation

Q8. Which of the following is the reference electrode?

a: Pt wire. Explanation

Explanation

b: Glassy carbon electrode. Explanation

Explanation

c: Saturated calomel electrode. Explanation

Explanation

d: None of the above. Explanation

Explanation