교과서 질문
(a) Using Lewis symbols, make a sketch of the reaction between magnesium and oxygen atoms to give the ionic substance MgO
925
views
Ch.8 - Basic Concepts of Chemical Bonding
Brown15th EditionChemistry: The Central ScienceISBN: 9780137542970
당신이 사용하는 게 아니라요?교과서 변경다른 교과서를 선택하세요
TOC.tableOfContents
- Ch.1 - Introduction: Matter, Energy, and Measurement146
- Ch.2 - Atoms, Molecules, and Ions200
- Ch.3 - Chemical Reactions and Reaction Stoichiometry176
- Ch.4 - Reactions in Aqueous Solution155
- Ch.5 - Thermochemistry126
- Ch.6 - Electronic Structure of Atoms131
- Ch.7 - Periodic Properties of the Elements126
- Ch.8 - Basic Concepts of Chemical Bonding123
- Ch.9 - Molecular Geometry and Bonding Theories143
- Ch.10 - Gases147
- Ch.11 - Liquids and Intermolecular Forces91
- Ch.12 - Solids and Modern Materials122
- Ch.13 - Properties of Solutions126
- Ch.14 - Chemical Kinetics174
- Ch.15 - Chemical Equilibrium101
- Ch.16 - Acid-Base Equilibria139
- Ch.17 - Additional Aspects of Aqueous Equilibria146
- Ch.18 - Chemistry of the Environment72
- Ch.19 - Chemical Thermodynamics129
- Ch.20 - Electrochemistry142
- Ch.21 - Nuclear Chemistry101
- Ch.22 - Chemistry of the Nonmetals68
- Ch.23 - Transition Metals and Coordination Chemistry66
- Ch.24 - The Chemistry of Life: Organic and Biological Chemistry10
8장, 문제 16c
What is the Lewis symbol for each of the following atoms or ions: c. Sn2+
검증된 단계별 안내1
Step 1: Understand the concept of a Lewis symbol. A Lewis symbol represents the valence electrons of an atom or ion using dots around the element's symbol.
Step 2: Identify the element and its position in the periodic table. Tin (Sn) is in Group 14, which means it has 4 valence electrons in its neutral state.
Step 3: Consider the charge of the ion. Sn2+ indicates that the tin atom has lost 2 electrons.
Step 4: Calculate the remaining valence electrons. Since Sn has lost 2 electrons, it now has 2 valence electrons left.
Step 5: Draw the Lewis symbol for Sn2+. Place the element symbol 'Sn' and arrange 2 dots around it to represent the remaining valence electrons.
비슷한 문제에 대한 검증된 영상 답변:
이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
42s주요 개념
질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.
Lewis Symbols
Lewis symbols, also known as Lewis dot structures, represent the valence electrons of an atom or ion. Each dot corresponds to a valence electron, and the arrangement of these dots around the chemical symbol indicates how the atom can bond with others. Understanding Lewis symbols is essential for visualizing electron sharing and transfer in chemical bonding.
추천 영상:
가이드 코스
00:52
Lewis Dot Symbols
Valence Electrons
Valence electrons are the outermost electrons of an atom and are crucial in determining how an atom interacts with others. For main group elements, the number of valence electrons corresponds to the group number in the periodic table. In the case of Sn (tin), it has four valence electrons, but when it forms a Sn<sup>2+</sup> ion, it loses two of these electrons.
추천 영상:
가이드 코스
02:12Transition Metals Valence Electrons
Ionic Charge
Ionic charge refers to the electrical charge that an atom or ion carries due to the loss or gain of electrons. A positive charge, such as in Sn<sup>2+</sup>, indicates that the atom has lost electrons, resulting in a net positive charge. This concept is vital for understanding how ions form and how they are represented in Lewis symbols.
추천 영상:
가이드 코스
01:53Formal Charge
관련 실천
교과서 질문
(c) Ti and Hf behave as though they possess the same number of valence electrons. Which of the subshells in the electron configuration of Hf behave as valence orbitals? Which behave as core orbitals?
691
views
교과서 질문
Predict the chemical formula of the ionic compound formed between the following pairs of elements: (b) K and S
2
views
교과서 질문
(b) Hafnium, Hf, is also found in group 4. Write the electron configuration for Hf.
986
views
교과서 질문
Write the Lewis symbol for atoms of each of the following elements: (a) Te (b) Si (c) Ar (d) P
621
views