Chemistry Chapter 2: Atoms and Molecules 2.1 Quiz

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Questions and Answers

What type of bonds are present in water molecules?

  • Van der Waals bonds
  • Covalent bonds
  • Hydrogen bonds (correct)
  • Ionic bonds

Which property of water allows it to stick together with other water molecules?

  • Ionic behavior
  • Dispersion forces
  • Covalent bonding
  • Cohesion (correct)

What contributes to water's high specific heat capacity?

  • Hydrogen bonding (correct)
  • Lack of any intermolecular forces
  • Weak covalent bonds
  • Presence of ionic bonds

In which state does water have hydrogen bonds?

<p>Liquid state (C)</p>
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Why do hydrogen bonds in water break and form continuously in the liquid state?

<p>To facilitate transport of nutrients (B)</p>
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Which type of bond in water molecules results in hydrogen bonding?

<p>Polar covalent bonds (B)</p>
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What type of bond exhibits unequal sharing of electrons with positive and negative regions?

<p>Ionic bond (B)</p>
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What type of bond helps to reinforce the three-dimensional shape of large molecules?

<p>Van der Waals force (C)</p>
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Which bond is the weakest attraction among the options mentioned?

<p>Van der Waals force (A)</p>
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What factor influences chemical reactions by altering the rate but not affecting the concentrations?

<p>Catalyst (C)</p>
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What process involves making and breaking chemical bonds?

<p>Chemical reaction (C)</p>
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In chemical equilibrium, what happens to forward and reverse reactions?

<p>They occur at the same rate (C)</p>
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Which type of molecule would likely exhibit hydrogen bonding with water?

<p>An amphipathic molecule with both polar and nonpolar regions (D)</p>
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What type of bond is formed between two water molecules?

<p>Hydrogen bond (A)</p>
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