PCC Examination

A molecule absorbs IR at a wavenumber of 1720 cm^-1.  Which functional group could account for this absorption.
I. aldehydes
II. esters
III. ethers

• I only
• I and II 
• I, II and III 
• none of the above

Which of the following type of electromagnetic radiation has the most energy

• infrared
• ultraviolet
• microwaves
• radiowaves

FTIR is

• Fourier Transform Infrared surface

• Fourier Transform Infrared spectrophotometer

• Field Transform Infrared spectrophotometer

• Fourier Transmission Infrared spectrophotometer

Finger print regin is -------cm-1

• 1000-1600

• 2400-3500

• 200-1700

• 500-1500

Uses a beam of electrons to create an image of the specimen

• Binocular Microscope
• Compound Microscope
• Electron Microscope
• Simple Microscope

What does TEM stand for?

• transmission electron microscope

• translation electron microscope

• telepathic electron microscope

• tori eats mangos

What does SEM stand for?

• scanning electron microscope

• sandwich electron microscope

• soft electron microscope

• Sara eats margarine

What type of microscope was likely used to obtain this image of pollen?

• Scanning Electron Microscope (SEM)
• Transmission Electron Microscope (TEM)
• Compound Light Microscope

What is the expansion of

FESEM?

• Field Exception Straightening Electron Machine

• Field Emission Scanning Electron Microscope

• Force Emission Scanning Electron Microscope

• Field Electron Scanning Emission Microscope

In FESEM which one of the following is used to illumine objects?

• X-rays

• LED bulb

• Tungsten bulb

• electron beam