Organic Molecules and Isomers

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Questions and Answers

What determines the shape of an organic molecule?

  • The functional groups attached to the molecule
  • The number of bonds in the molecule
  • The length and arrangement of the carbon skeleton (correct)
  • The type of atoms present in the molecule

Which of the following is NOT a way in which organic molecules can differ?

  • The combinations of attached atoms, called functional groups
  • The length and arrangement of the carbon skeleton
  • The kinds and location of atoms attached to the carbon skeleton
  • The electronegativity of the atoms in the molecule (correct)

What is the purpose of functional groups in organic molecules?

  • To determine the shape of the molecule
  • To control the reactivity of the molecule
  • To determine the chemical nature of the molecule (correct)
  • To provide structural support for the carbon skeleton

Which of the following is NOT considered a macromolecule of life?

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

What is the relationship between isomers and empirical formulas?

<p>Isomers have the same empirical formula (B)</p> Signup and view all the answers

What is the unique property of a carbon atom that allows it to form long chains or rings?

<p>Has 4 bonding sites (C)</p> Signup and view all the answers

Which of the following is commonly found in organic molecules but not always present?

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

In which type of bond do two carbon atoms form double bonds between each other?

<p>Single covalent bond (C)</p> Signup and view all the answers

Which factor determines the properties of organic molecules along with the types of atoms present?

<p>3-D arrangement of atoms (C)</p> Signup and view all the answers

What is the complex organic molecule represented by HC ≡ N?

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

How many separate, single covalent bonds are carbon atoms usually involved in?

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

What is the defining characteristic of organic compounds?

<p>They contain carbon atoms arranged in rings or chains (C)</p> Signup and view all the answers

What is the term used to describe the backbone or framework of an organic molecule?

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

Which of the following is an example of a functional group in organic molecules?

<p>All of the above (D)</p> Signup and view all the answers

What is the significance of functional groups in organic molecules?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is an example of a macromolecule found in living systems?

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

What is the relationship between the terms 'organic,' 'organism,' 'organ,' and 'organize'?

<p>They share a common root, implying organization and complexity (A)</p> Signup and view all the answers

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