Chemistry Unit 1-2: The Solid State & Solutions
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Questions and Answers

What is the classification of crystalline solids based on the nature of binding forces between the constituent particles?

  • Close-packed and open-packed structures
  • Crystals, amorphous, and unit cells
  • Lattices, structures, and imperfections
  • Ionic, covalent, metallic, and molecular solids (correct)
  • In which type of solution is the solute completely miscible with the solvent in all proportions?

  • Ideal solution (correct)
  • Unsaturated solution
  • Non-ideal solution
  • Saturated solution
  • What is the purpose of a galvanic cell?

  • To produce reactive intermediates for a reaction
  • To convert chemical energy into electrical energy (correct)
  • To convert electrical energy into chemical energy
  • To measure the conductance of electrolytic solutions
  • What factor does the rate of a chemical reaction depend on according to the collision theory?

    <p>Kinetic energy of the reactants</p> Signup and view all the answers

    Which process involves the accumulation of molecules at a surface due to attractive forces?

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

    What is a common method used for the concentration of ores containing metals?

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

    Which element belongs to Group 15 of the periodic table?

    <p>Phosphorus (P)</p> Signup and view all the answers

    What is the main oxidizing agent used in the preparation of sulphuric acid from sulphur?

    <p>Oxygen gas</p> Signup and view all the answers

    Which of the following elements have their oxides exhibit acidic characteristics?

    <p>Group 17 elements</p> Signup and view all the answers

    What is a common use of diazonium salts in organic synthesis?

    <p>In organic functional group conversions</p> Signup and view all the answers

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