Chapter 10: Organic Chemistry Basics Quiz

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Questions and Answers

In VSEPR theory, what is the bond angle for a molecule with 4 electron domains?

  • 180°
  • 120°
  • 90°
  • 109.5° (correct)

Which of the following compounds has a bent molecular geometry with a bond angle of 109.5°?

  • Vitamin C (correct)
  • Urea
  • Vanillin
  • Camphor

How many lone pairs are missing from the structural formula of formaldehyde?

  • One lonely pair is missing from carbon
  • None
  • One lone pair is missing from oxygen
  • Two lone pairs are missing from carbon (correct)

What is the molecular geometry of formaldehyde?

<p>Trigonal planar/120° (D)</p> Signup and view all the answers

According to the VSEPR theory, how many electron domains result in a bond angle of 120°?

<p>2 (A)</p> Signup and view all the answers

Which group in the periodic table has 1 valence and forms 3 bonding pairs?

<p>Group 7A (Halogens) (B)</p> Signup and view all the answers

What is the main focus of organic chemistry?

<p>The study of carbon-containing compounds (C)</p> Signup and view all the answers

Which elements are organic compounds generally comprised of?

<p>C, H, O, N (D)</p> Signup and view all the answers

In terms of solubility in water, how do organic compounds generally behave?

<p>Insoluble (C)</p> Signup and view all the answers

What is a characteristic difference between organic and inorganic compounds regarding conductivity?

<p>Neither organic nor inorganic compounds are conductive (C)</p> Signup and view all the answers

Which type of compounds have a low melting point (MP) in general?

<p><strong>Organic</strong> compounds (B)</p> Signup and view all the answers

What is the main difference between organic and inorganic compounds in terms of speed of reactions?

<p><strong>Inorganic</strong> compounds react faster than organic compounds (C)</p> Signup and view all the answers

Which functional group is present in a carboxylic acid?

<p>Carboxyl (C)</p> Signup and view all the answers

Which molecule represents an alcohol?

<p>CH3CH2OH (B)</p> Signup and view all the answers

What is the primary difference in functional groups between glucose and fructose?

<p>Glucose has an aldehyde and fructose has a ketone. (A)</p> Signup and view all the answers

What is the molecular geometry of a trigonal planar molecule?

<p>120 (A)</p> Signup and view all the answers

Which of the following represents a ketone?

<p>CH3COCH3 (D)</p> Signup and view all the answers

Which type of alcohol is represented by the condensed structural formula CH3CH2OH?

<p>Primary alcohol (B)</p> Signup and view all the answers

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