Organic Compounds and Structural Formulas Quiz
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Questions and Answers

Which element do organic compounds contain?

  • Carbon (correct)
  • Nitrogen
  • Oxygen
  • Hydrogen

What is the term used for compounds that have the same chemical formula but different structural formulas?

  • Isoform
  • Isomer (correct)
  • Isotope
  • Isobar

What does the structural formula of a molecule show?

  • The kind, number, and arrangement of atoms in the molecule (correct)
  • The density of the molecule
  • The color of the molecule
  • The melting point of the molecule

In what forms can carbon chains exist in hydrocarbons?

<p>Straight, branched, and ring-shaped (A)</p> Signup and view all the answers

Why is carbon considered a versatile element in organic chemistry?

<p>It can combine with itself and many other elements to form a wide variety of compounds (D)</p> Signup and view all the answers

Where can organic compounds be found?

<p>Everywhere, including the air we breathe, plants, and animal bodies (D)</p> Signup and view all the answers

Why is carbon the only element that can form so many different compounds?

<p>Carbon has a small atomic size, allowing it to fit comfortably in large molecules. (A)</p> Signup and view all the answers

What is the most stable arrangement of electrons for carbon?

<p>Eight valence electrons (A)</p> Signup and view all the answers

What type of chemical bonds can carbon form with other atoms?

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

Which type of compounds contain only carbon and hydrogen?

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

How many valence electrons does a carbon atom have?

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

What is the valency of carbon?

<p>4 (B)</p> Signup and view all the answers

What allows carbon to achieve stability?

<p>$2s^22p^2$ electron configuration (D)</p> Signup and view all the answers

What is the electron configuration of carbon?

<p>$1s^22s^22p^2$ (C)</p> Signup and view all the answers

What is the defining characteristic of organic compounds?

<p>They are formed due to the special characteristics of carbon (D)</p> Signup and view all the answers

Why is carbon considered a versatile element in organic chemistry?

<p>It can combine with itself and with many other elements (A)</p> Signup and view all the answers

Where can organic compounds be found?

<p>Everywhere, including the air we breathe and plants (D)</p> Signup and view all the answers

How many valence electrons does a carbon atom have?

<p>6 (A)</p> Signup and view all the answers

What allows carbon to achieve stability?

<p>Its ability to form four covalent bonds (D)</p> Signup and view all the answers

Why is carbon the only element that can form so many different compounds?

<p>It can form bonds with itself and many other elements (A)</p> Signup and view all the answers

What is the term used for compounds that contain only carbon and hydrogen?

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

How many valence electrons does a carbon atom have?

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

What allows carbon to achieve stability?

<p>Having a full outer energy level (C)</p> Signup and view all the answers

What type of chemical bonds can carbon form with other atoms?

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

Why is carbon considered a versatile element in organic chemistry?

<p>As it can form different types of bonds and compounds (D)</p> Signup and view all the answers

What is the most stable arrangement of electrons for carbon?

<p>$1s^2 2s^2 2p^4$ (A)</p> Signup and view all the answers

In what forms can carbon chains exist in hydrocarbons?

<p>Single, double, or triple bonds (A)</p> Signup and view all the answers

What does the structural formula of a molecule show?

<p>The arrangement of atoms and bonds in a molecule (A)</p> Signup and view all the answers

Where can organic compounds be found?

<p>In living organisms and synthetic materials (A)</p> Signup and view all the answers

What is the defining characteristic of organic compounds?

<p>Contain only carbon and hydrogen atoms (D)</p> Signup and view all the answers

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