Vollhardt,Chapter15

Vollhardt,Chapter15 - Chapter 15: 1. When a benzene ring...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 15: 1. When a benzene ring has two substituents as far away from each other as possible, what is the name of the arrangement? a. Ortho substitution. b. Meta substitution. c. Para substitution. d. Diaxial substitution. Answer: C 2. What type of orbitals overlap on a benzene ring? a. 3 pi and 3 sigma orbitals. b. 6 sigma orbitals. c. A combination of 6 pi and sigma orbitals. d. 6 pi orbitals. Answer: D 3. At what NMR frequency do the hydrogens of a benzene ring usually resonate? a. 9.5 - 10.5 ppm. b. 6.5 - 8.5 ppm. c. 4.0 - 5.5 ppm. d. 1.0 - 2.5 ppm. Answer: B 4. What are polycyclic aromatic hydrocarbons? a. Multiple linked benzene rings with extended localized electron zones. b. Multiple linked benzene rings with extended delocalized electrons. c. Multiple fused benzene rings with extended localized pi electron zones. d. Multiple fused benzene rings with extended delocalized pi electrons. Answer:
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

Vollhardt,Chapter15 - Chapter 15: 1. When a benzene ring...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online