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
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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 80a
Identify the group 3A element that best fits each of the following descriptions.
(a) Is the most abundant element of the group
Guida verificata passo dopo passo1
Identify the elements in Group 3A (13) of the periodic table. These include Boron (B), Aluminum (Al), Gallium (Ga), Indium (In), and Thallium (Tl).
Consider the abundance of each element in the Earth's crust. This information is typically found in chemistry textbooks or reliable online resources.
Recall that Aluminum (Al) is known for being the most abundant metal in the Earth's crust, which suggests it is also the most abundant element in Group 3A.
Verify this information by checking the relative abundance of each element in the group, focusing on their presence in the Earth's crust.
Conclude that Aluminum (Al) is the most abundant element in Group 3A based on its significant presence in the Earth's crust.
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Concetti chiave
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Group 3A Elements
Group 3A (or Group 13) of the periodic table includes elements such as boron, aluminum, gallium, indium, and thallium. These elements share similar properties, including their tendency to form +3 oxidation states. Understanding the characteristics and trends of these elements is essential for identifying which one is the most abundant.
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Percorso guidato
01:25
Group 3A vs. Group 2A Elements
Abundance of Elements
Elemental abundance refers to the relative quantity of an element found in the Earth's crust or in the universe. For Group 3A, aluminum is the most abundant element, making up about 8% of the Earth's solid surface. Recognizing the significance of abundance helps in determining which element fits the description provided.
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5:41Calculating Abundance Example
Periodic Trends
Periodic trends are patterns observed in the properties of elements across the periodic table, including atomic size, electronegativity, and ionization energy. These trends can influence the behavior and reactivity of elements in Group 3A. Understanding these trends aids in predicting which element is most likely to be abundant based on its position in the periodic table.
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00:38Periodic Trends
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