Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A) what are the correct formal charges on the atoms for structure A?
B) what are the correct formal charges on the atoms for structure B?
C) what are the correct formal charges on the atoms for structure C?
D) based on the formal charges, what is the best structure?
D)
![**Exploring the Thiocyanate Ion (SCN⁻): Possible Structures**
In this section, we will examine the three potential structural representations of the thiocyanate ion, denoted as SCN⁻.
### Structure A
- **Representation**: \[ \mathrm{[:C{\equiv}N{-}S{:}]}^- \]
- **Description**: In this structure, carbon (C) is triple-bonded to nitrogen (N), and nitrogen is single-bonded to sulfur (S). Sulfur has two lone pairs of electrons, emphasized by dots near the sulfur atom. The overall structure carries a negative charge.
### Structure B
- **Representation**: \[ \mathrm{[:S{-}C{\equiv}N{:}]}^- \]
- **Description**: In this layout, sulfur (S) is single-bonded to carbon (C), and carbon forms a triple bond with nitrogen (N). Sulfur has two lone pairs of electrons, indicated by dots. The structure is depicted with a negative charge.
### Structure C
- **Representation**: \[ \mathrm{[:C{\equiv}S{-}N{:}]}^- \]
- **Description**: This structure presents carbon (C) forming a triple bond with sulfur (S), and sulfur is single-bonded to nitrogen (N). Both sulfur and nitrogen have lone pairs of electrons, as shown by the surrounding dots. The ion is negatively charged.
Each structure provides insight into the connectivity and electron distribution within the thiocyanate ion, contributing to a deeper understanding of its chemical behavior and properties.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbc8e0844-b7a6-4b83-bdd7-070e35b4aff9%2F1c4b05db-1908-491c-bc88-12f9822e6fea%2Fpsu117w_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Exploring the Thiocyanate Ion (SCN⁻): Possible Structures**
In this section, we will examine the three potential structural representations of the thiocyanate ion, denoted as SCN⁻.
### Structure A
- **Representation**: \[ \mathrm{[:C{\equiv}N{-}S{:}]}^- \]
- **Description**: In this structure, carbon (C) is triple-bonded to nitrogen (N), and nitrogen is single-bonded to sulfur (S). Sulfur has two lone pairs of electrons, emphasized by dots near the sulfur atom. The overall structure carries a negative charge.
### Structure B
- **Representation**: \[ \mathrm{[:S{-}C{\equiv}N{:}]}^- \]
- **Description**: In this layout, sulfur (S) is single-bonded to carbon (C), and carbon forms a triple bond with nitrogen (N). Sulfur has two lone pairs of electrons, indicated by dots. The structure is depicted with a negative charge.
### Structure C
- **Representation**: \[ \mathrm{[:C{\equiv}S{-}N{:}]}^- \]
- **Description**: This structure presents carbon (C) forming a triple bond with sulfur (S), and sulfur is single-bonded to nitrogen (N). Both sulfur and nitrogen have lone pairs of electrons, as shown by the surrounding dots. The ion is negatively charged.
Each structure provides insight into the connectivity and electron distribution within the thiocyanate ion, contributing to a deeper understanding of its chemical behavior and properties.
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