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 76d
McMurry 8th EditionCh.6 - Ionic Compounds: Periodic Trends and Bonding TheoryProblema 76dCapitolo 6, Problema 76d
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. (d) Aluminum and oxygen
Guida verificata passo dopo passo1
Identify the charges of the ions formed by each element. Aluminum typically forms a +3 ion (Al^3+), and oxygen typically forms a -2 ion (O^2-).
Determine the simplest whole number ratio of ions that will result in a neutral compound. Since aluminum has a +3 charge and oxygen has a -2 charge, you can use the criss-cross method to balance the charges.
Write the chemical formula by placing the ions in the ratio determined. The subscript for each ion becomes the charge magnitude of the opposite ion.
Check the formula to ensure the total charges from the cations and anions balance to zero, confirming the compound is electrically neutral.
Name the compound by stating the cation name followed by the anion name modified to end in 'ide'.
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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 conduct electricity when dissolved in water.
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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 aluminum and oxygen, aluminum has three valence electrons and tends to lose them to form a cation, while oxygen has six valence electrons and tends to gain two to form an anion. Understanding valence electrons helps predict the charges of the ions formed in a reaction.
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Percorso guidato
02:12Transition Metals Valence Electrons
Chemical Formula
A chemical formula represents the composition of a compound using symbols for the elements and numerical subscripts to indicate the number of atoms of each element. For aluminum and oxygen, the formula is Al2O3, indicating that two aluminum ions combine with three oxide ions to achieve electrical neutrality. This formula reflects the ratio of the ions in the compound.
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02:26Skeletal Formula
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