Domanda del libro di testo
What is the most common oxidation state for each of the
group 3A elements?
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Ch.22 - The Main Group Elements
McMurry8th EditionChemistryISBN: 9781292336145
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TOC.tableOfContents
- Ch.1 - Chemical Tools: Experimentation & Measurement170
- Ch.2 - Atoms, Molecules & Ions160
- Ch.3 - Mass Relationships in Chemical Reactions169
- Ch.4 - Reactions in Aqueous Solution199
- Ch.5 - Periodicity & Electronic Structure of Atoms102
- Ch.6 - Ionic Compounds: Periodic Trends and Bonding Theory92
- Ch.7 - Covalent Bonding and Electron-Dot Structures61
- Ch.8 - Covalent Compounds: Bonding Theories and Molecular Structure59
- Ch.9 - Thermochemistry: Chemical Energy122
- Ch.10 - Gases: Their Properties & Behavior155
- Ch.11 - Liquids & Phase Changes54
- Ch.12 - Solids and Solid-State Materials73
- Ch.13 - Solutions & Their Properties120
- Ch.14 - Chemical Kinetics98
- Ch.15 - Chemical Equilibrium125
- Ch.16 - Aqueous Equilibria: Acids & Bases110
- Ch.17 - Applications of Aqueous Equilibria147
- Ch.18 - Thermodynamics: Entropy, Free Energy & Equilibrium86
- Ch.19 - Electrochemistry154
- Ch.20 - Nuclear Chemistry96
- Ch.21 - Transition Elements and Coordination Chemistry156
- Ch.22 - The Main Group Elements187
- Ch.23 - Organic and Biological Chemistry51
Capitolo 22, Problema 80c
Identify the group 3A element that best fits each of the following descriptions.
(c) Is a semiconductor
Guida verificata passo dopo passo1
Identify the elements in group 3A (13) of the periodic table. These elements are Boron (B), Aluminum (Al), Gallium (Ga), Indium (In), and Thallium (Tl).
Understand the properties of semiconductors. Semiconductors have electrical conductivity between that of a conductor and an insulator. They are often used in electronic devices.
Recall that semiconductors are typically metalloids or elements with similar properties.
Among the group 3A elements, identify which one is a metalloid. Boron (B) is the only metalloid in this group.
Conclude that Boron (B) is the group 3A element that is a semiconductor.
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Concetti chiave
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Group 3A Elements
Group 3A elements, also known as Group 13 in the periodic table, include boron, aluminum, gallium, indium, and thallium. These elements have three valence electrons and exhibit a range of properties, from metals to metalloids. Understanding their position in the periodic table helps in predicting their chemical behavior and applications.
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Percorso guidato
01:25
Group 3A vs. Group 2A Elements
Semiconductors
Semiconductors are materials that have electrical conductivity between that of conductors and insulators. They can conduct electricity under certain conditions, making them essential in electronic devices. Common semiconductor materials include silicon and germanium, which can be doped with other elements to enhance their conductive properties.
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Percorso guidato
03:37Metalloid Properties
Doping in Semiconductors
Doping is the process of adding impurities to a semiconductor to change its electrical properties. By introducing elements with different valence electrons, such as phosphorus or boron, the conductivity of the semiconductor can be increased. This process is crucial for creating p-type and n-type semiconductors, which are fundamental in electronic components like diodes and transistors.
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Percorso guidato
03:37Metalloid Properties
Pratica correlata
Domanda del libro di testo
Identify the group 3A element that best fits each of the following descriptions.
(a) Has an unusually low melting point
86
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Domanda del libro di testo
Identify the group 3A element that best fits each of the following descriptions.
(a) Is the most abundant element of the group
89
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Domanda del libro di testo
Identify the group 3A element that best fits each of the following descriptions.
(b) Is stable in the +1 oxidation state
96
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