Domanda del libro di testo
Each of the following pairs of elements will react to form a binary ionic compound. Write the formula of each compound formed, and give its name. (c) Lithium and nitrogen
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Ch.6 - Ionic Compounds: Periodic Trends and Bonding Theory
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
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McMurry 8th EditionCh.6 - Ionic Compounds: Periodic Trends and Bonding TheoryProblema 77b
McMurry 8th EditionCh.6 - Ionic Compounds: Periodic Trends and Bonding TheoryProblema 77bCapitolo 6, Problema 77b
Each of the following pairs of elements will react to form a binary ionic compound. Write the formula of each compound formed, and give its name. (b) Potassium and sulfur
Guida verificata passo dopo passo1
Identify the charges of the ions formed by each element. Potassium (K) typically forms a +1 cation (K+), and sulfur (S) typically forms a -2 anion (S^2-).
Determine the simplest ratio of ions that will result in a neutral compound. Since potassium has a +1 charge and sulfur has a -2 charge, two potassium ions are needed for every sulfur ion to balance the charges.
Write the chemical formula by placing the cation first followed by the anion. Since two potassium ions are needed for each sulfur ion, the formula is K2S.
Name the compound by first naming the cation (potassium) and then the anion with an 'ide' suffix. Since the anion is sulfur, its name changes to sulfide.
Combine the names of the cation and anion to get the full name of the compound: potassium sulfide.
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Ionic Compounds
Ionic compounds are formed when atoms transfer electrons, resulting in the formation of positively charged cations and negatively charged anions. These oppositely charged ions attract each other, creating a stable compound. The properties of ionic compounds include high melting and boiling points, and they typically dissolve in water to form electrolytes.
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02:11
Ionic Compounds Naming
Valence Electrons
Valence electrons are the outermost electrons of an atom and are crucial in determining how an element will react chemically. In the case of potassium (K), it has one valence electron, while sulfur (S) has six. The transfer of potassium's valence electron to sulfur allows both elements to achieve stable electron configurations, leading to the formation of an ionic bond.
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Percorso guidato
02:12Transition Metals Valence Electrons
Chemical Nomenclature
Chemical nomenclature is the system of naming chemical compounds based on their composition and structure. For binary ionic compounds, the name typically consists of the cation's name followed by the anion's name with its ending changed to '-ide.' In this case, potassium forms the cation K⁺ and sulfur forms the anion S²⁻, resulting in the compound potassium sulfide (K₂S).
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03:31Chemical Properties
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