24.E: Organic and Biological Chemistry (Exercises)

Chemistry - The Central Science · LibreTexts

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    25.1: General Characteristics of Organic Molecules

    Concept Review Exercises

    1. Classify each compound as organic or inorganic.

      1. C3H8O
      2. CaCl2
      3. Cr(NH3)3Cl3
      4. C30H48O3N

    2. Which compound is likely organic and which is likely inorganic?

      1. a flammable compound that boils at 80°C and is insoluble in water
      2. a compound that does not burn, melts at 630°C, and is soluble in water

    Answers

      1. organic
      2. inorganic
      3. inorganic
      4. organic

      1. organic
      2. inorganic

    Exercises

    1. Classify each compound as organic or inorganic.

      1. C6H10
      2. CoCl2
      3. C12H22O11

    2. Classify each compound as organic or inorganic.

      1. CH3NH2
      2. NaNH2
      3. Cu(NH3)6Cl2

    3. Which member of each pair has a higher melting point?

      1. CH3OH and NaOH
      2. CH3Cl and KCl

    4. Which member of each pair has a higher melting point?

      1. C2H6 and CoCl2
      2. CH4 and LiH

    Answers

      1. organic
      2. inorganic
      3. organic

      1. NaOH
      2. KCl

    25.5: Functional Groups

    Concept Review Exercises

    1. What is the functional group of an alkene? An alkyne?

    2. Does CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 have a functional group? Explain.

    Answers

    1. carbon-to-carbon double bond; carbon-to-carbon triple bond

    2. No; it has nothing but carbon and hydrogen atoms and all single bonds.

    Exercises

    1. What is the functional group of 1-butanol (CH3CH2CH2CH2OH)?

    2. What is the functional group of butyl bromide, CH3CH2CH2CH2Br?

    Answer

    1. OH

    24.E: Organic and Biological Chemistry (Exercises) is shared under a CC BY-NC-SA 3.0 license and was authored, remixed, and/or curated by LibreTexts.