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Chemistry LibreTexts

4.E: Bohr Theory, Valence Electrons, and Ion Prediction (Exericses)

  • Page ID
    85157
  • Exercises

    1. Identify whether each compound has covalent bonds.

      1. NaI
      2. Na2CO3
      3. N2O
      4. SiO2
    2. Identify whether each compound has covalent bonds.

      1. C2H6
      2. C6H5Cl
      3. KC2H3O2
      4. Ca(OH)2
    3. Identify whether each compound has ionic bonds, covalent bonds, or both.

      1. Na3PO4
      2. K2O
      3. COCl2
      4. CoCl2
    4. Identify whether each compound has ionic bonds, covalent bonds, or both.

      1. FeCl3
      2. Fe(NO3)3
      3. (NH2)2CO
      4. SO3
    5. Which is the correct molecular formula—H4Si or SiH4? Explain.

    6. Which is the correct molecular formula—SF6 or F6S? Explain.

    7. Write the name for each covalent compound.

      1. SiF4
      2. NO2
      3. CS2
      4. P2O5
    8. Write the name for each covalent compound.

      1. CO
      2. S2O3
      3. BF3
      4. GeS2
    9. Write the formula for each covalent compound.

      1. iodine trichloride
      2. disulfur dibromide
      3. arsenic trioxide
      4. xenon hexafluoride
    10. Write the formula for each covalent compound.

      1. boron trichloride
      2. carbon dioxide
      3. tetraphosphorus decoxide
      4. germanium dichloride
    11. Write two covalent compounds that have common rather than systematic names.

    12. What is the name of the simplest organic compound? What would its name be if it followed the nomenclature for binary covalent compounds?

    Answers

    1.  

      1. no
      2. yes
      3. yes
      4. yes
     
    1.  

      1. both
      2. ionic
      3. covalent
      4. ionic
     
    1. SiH4; except for water, hydrogen is almost never listed first in a covalent compound.

     
    1.  

      1. silicon tetrafluoride
      2. nitrogen dioxide
      3. carbon disulfide
      4. diphosphorus pentoxide
     
    1.  

      1. ICl3
      2. S2Br2
      3. AsO3
      4. XeF6
     
    1. H2O and NH3 (water and ammonia) (answers will vary)