Fluid Dynamics and Capillary Action Quiz
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Questions and Answers

What is the role of electronegativity in chemical bonding?

  • Determining the type of compound (ionic or covalent) (correct)
  • Affecting the sublimation process of a compound
  • Deciding the color of a substance
  • Influencing the heat of fusion of a substance
  • What property of a liquid is described as the resistance to flow?

  • Viscosity (correct)
  • Cohesive forces
  • Adhesive forces
  • Capillary action
  • Which type of bonding is likely to have an electronegativity difference less than 0.5?

  • Ionic
  • Metallic
  • Covalent non-polar (correct)
  • Covalent polar
  • What phenomenon occurs when water rises up a narrow tube against gravity?

    <p>Capillary action</p> Signup and view all the answers

    What is the heat of fusion related to?

    <p>The amount of heat required to melt a solid at its melting point</p> Signup and view all the answers

    What would happen if a liquid had no adhesive forces?

    <p>Capillary action would not occur</p> Signup and view all the answers

    Which physical property does water NOT have the highest value for among molecular substances?

    <p>Heat of fusion</p> Signup and view all the answers

    How many hydrogen atoms are bonded with one oxygen atom in a water molecule?

    <p>2 hydrogen atoms</p> Signup and view all the answers

    Which force holds liquid molecules together and causes attraction to the same molecules?

    <p>Cohesive forces</p> Signup and view all the answers

    Why is water referred to as the universal solvent?

    <p>It dissolves numerous substances</p> Signup and view all the answers

    What property of water allows it to change from liquid to gas at 100°C?

    <p>Boiling point</p> Signup and view all the answers

    Which phase change involves a liquid becoming a gas?

    <p>Heat of vaporization</p> Signup and view all the answers

    What is the term for the temperature at which the liquid and solid states of a substance co-exist?

    <p>Melting point</p> Signup and view all the answers

    Which type of chemical bond involves an unequal sharing of electrons between two atoms?

    <p>Polar covalent bond</p> Signup and view all the answers

    What determines whether a compound is covalent or ionic?

    <p>Electronegativity difference</p> Signup and view all the answers

    At what rate does dynamic equilibrium occur?

    <p>Melting rate is equal to freezing rate</p> Signup and view all the answers

    What factor influences the melting or freezing points of a solid?

    <p>Electronegativity</p> Signup and view all the answers

    Which direction does electronegativity generally increase on the periodic table?

    <p>From left to right</p> Signup and view all the answers

    What type of solution contains a relatively small amount of solute?

    <p>Dilute Solution</p> Signup and view all the answers

    Which type of solution contains the maximum amount of solute that a solvent can dissolve at a given temperature?

    <p>Saturated Solution</p> Signup and view all the answers

    In an exothermic solution, what happens during its formation?

    <p>Heat is released</p> Signup and view all the answers

    What do you call two liquids that dissolve in each other in any proportion?

    <p>Miscible</p> Signup and view all the answers

    Which type of solution has a concentration lower than the standard isotonic solution?

    <p>Hypotonic Solution</p> Signup and view all the answers

    What property allows a substance to form uniform mixtures with other substances at a given temperature?

    <p>Solubility</p> Signup and view all the answers

    What is the role of water in dissolving solute?

    <p>It disperses the solute evenly throughout.</p> Signup and view all the answers

    Which geometric form of crystalline solid has two axes of the same length and one angle of 120 degrees?

    <p>Hexagonal</p> Signup and view all the answers

    Which mineral is considered the second most abundant in Earth's continental crust?

    <p>Quartz</p> Signup and view all the answers

    In which crystalline form are all axes the same length but angles not equal to 90 degrees?

    <p>Rhombohedral</p> Signup and view all the answers

    What is the chemical formula of Cupric Sulfate?

    <p>CuSO4</p> Signup and view all the answers

    Which type of crystal system has no axes of the same length?

    <p>Triclinic</p> Signup and view all the answers

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