
Concept explainers
(a)
Interpretation:
The following structure of glyceraldehyde should be completed with all H's and lone pairs of atoms:
Concept Introduction:
Organic compounds are the compounds that are mainly composed of C and H atoms. The branch of chemistry that deals with preparation, reactions, and properties of organic compounds. The atom or group of atoms which are responsible for all special chemical and physical properties of a substance is known as a
(b)
Interpretation:
The following structure of lactic acid should be completed with all H's and lone pairs of atoms:
Concept Introduction:
Organic compounds are the compounds that are mainly composed of C and H atoms. The branch of chemistry that deals with preparation, reactions, and properties of organic compounds. The atom or group of atoms which are responsible for all special chemical and physical properties of a substance is known as a functional group. These groups are bonded to the parent carbon chain of the organic molecule.
(c)
Interpretation:
The following structure of alanine should be completed with all H's and lone pairs of atoms:
Concept Introduction:
Organic compounds are the compounds that are mainly composed of C and H atoms. The branch of chemistry that deals with preparation, reactions, and properties of organic compounds. The atom or group of atoms which are responsible for all special chemical and physical properties of a substance is known as a functional group. These groups are bonded to the parent carbon chain of the organic molecule.
(d)
Interpretation:
The following structure of dihydroxyacetone should be completed with all H's and lone pairs of atoms:
Concept Introduction:
Organic compounds are the compounds that are mainly composed of C and H atoms. The branch of chemistry that deals with preparation, reactions, and properties of organic compounds. The atom or group of atoms which are responsible for all special chemical and physical properties of a substance is known as a functional group. These groups are bonded to the parent carbon chain of the organic molecule.

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Chapter 11 Solutions
General, Organic, & Biological Chemistry
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