General, Organic, and Biological Chemistry - 4th edition
4th Edition
ISBN: 9781259883989
Author: by Janice Smith
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 2.7, Problem 2.14PP
Determine the number of valence electrons and give the electronic configuration of the valence electrons of each element:
(a) Fluorine; (b) krypton; (c) magnesium; (d) germanium.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Boron, atomic number 5, occurs naturally as two isotopes, 10B and 11B, with natural abundances of 19.9% and 80.1%, respectively.(a) In what ways do the two isotopes differ from each other? Does the electronic configuration of 10B differ from that of 11B? (b) Drawthe orbital diagram for an atom of 11B. Which electrons are the valence electrons? (c) Indicate three ways in which the 1s electrons inboron differ from its 2s electrons. (d) Elemental boron reacts with fluorine to form BF3, a gas. Write a balanced chemical equation forthe reaction of solid boron with fluorine gas. (e) ΔHf° for BF31g2 is -1135.6 kJ>mol. Calculate the standard enthalpy change in thereaction of boron with fluorine. (f) Will the mass percentage of F be the same in 10BF3 and 11BF3? If not, why is that the case?
Atoms of which group in the periodic table have a valence shell electron configuration of
ns1?
Boron, atomic number 5, occurs naturally as two isotopes, 10B and 11B, with natural abundances of 19.9% and 80.1%, respectively.
(a) In what ways do the two isotopes differ from each other? Does the electronic configuration of 10B differ from that of 11B?
(b) Draw the orbital diagram for an atom of 11B. Which electrons are the valence electrons?
(c) Indicate three ways in which the 1s electrons in boron differ from its 2s electrons.
(d) Elemental boron reacts with fluorine to form BF3, a gas. Write a balanced chemical equation for the reaction of solid boron with fluorine gas.
(e) ΔHf° for BF3(g) is -1135.6 kj/mol. Calculate the standard enthalpy change in the reaction of boron with fluorine.
(f) Will the mass percentage of F be the same in 10BF3 and 11BF3? If not, why is that the case?
Chapter 2 Solutions
General, Organic, and Biological Chemistry - 4th edition
Ch. 2.1 - Give the symbol for each element. a. calcium, a...Ch. 2.1 - Give the name corresponding to each element...Ch. 2.1 - Locate each element in the periodic table and...Ch. 2.1 - Prob. 2.4PCh. 2.1 - Identify the elements used ineach example of...Ch. 2.1 - Identify the elements in each chemical formula,...Ch. 2.1 - Prob. 2.6PCh. 2.1 - Prob. 2.2PPCh. 2.2 - Prob. 2.3PPCh. 2.2 - Prob. 2.4PP
Ch. 2.2 - For the given atom: (a) determine the number of...Ch. 2.2 - How many protons, neutrons, and electrons are...Ch. 2.2 - What is the mass number of an atom that contains...Ch. 2.3 - For each atom give the following information: [1]...Ch. 2.3 - Write an isotope symbol for the isotope of...Ch. 2.3 - Magnesium has three isotopes that contain 12, 13,...Ch. 2.3 - Prob. 2.9PPCh. 2.3 - Calculate the atomic weight of each element given...Ch. 2.4 - Prob. 2.9PCh. 2.4 - Label each macronutrient in Figure 2.2 in the...Ch. 2.4 - Identify the element fitting each description. an...Ch. 2.4 - Identify each highlighted element in the periodic...Ch. 2.5 - How many electrons are present in each shell,...Ch. 2.6 - What element has each electronic configuration? a....Ch. 2.6 - What element(s) in the first and second period fit...Ch. 2.6 - Draw an orbital diagram for each element; (a)...Ch. 2.6 - Give the electronic configuration for each element...Ch. 2.7 - Prob. 2.13PPCh. 2.7 - Determine the number of valence electrons and give...Ch. 2.7 - Give the electron-dot symbol for each element: (a)...Ch. 2.8 - Which element in each pair has the larger atomic...Ch. 2.8 - Prob. 2.16PCh. 2.8 - Prob. 2.17PPCh. 2.8 - (a) Which of the indicated atoms has the smaller...Ch. 2 - Identify the elements used in each example of...Ch. 2 - Write a chemical formula for each example of...Ch. 2 - Give the name of the elements in each group of...Ch. 2 - What element(s) are designated by each symbol or...Ch. 2 - Does each chemical formula represent an element or...Ch. 2 - Identify the elements in each chemical formula and...Ch. 2 - Prob. 23PCh. 2 - Prob. 24PCh. 2 - Give all of the terms that apply to each...Ch. 2 - Give all of the terms that apply to each...Ch. 2 - Give the following information about the atom...Ch. 2 - Give the following information about the atom...Ch. 2 - Prob. 29PCh. 2 - Prob. 30PCh. 2 - Prob. 31PCh. 2 - Consider the four atoms-L, M, N, and X- with the...Ch. 2 - Label each region on the periodic table. Noble...Ch. 2 - Identify each highlighted element in the periodic...Ch. 2 - Prob. 35PCh. 2 - Prob. 36PCh. 2 - Prob. 37PCh. 2 - Prob. 38PCh. 2 - Prob. 39PCh. 2 - Complete the followin table for the two most...Ch. 2 - How many protons, neutrons, and electrons are...Ch. 2 - Give the number of protons, neutrons, and...Ch. 2 - Write the element symbol that fits each...Ch. 2 - Write the element symbol that fits each...Ch. 2 - Calculate the atomic weight of silver, which has...Ch. 2 - Calculate the atomic weight of antimony, which has...Ch. 2 - Prob. 47PCh. 2 - What is the maximum number of electrons that can...Ch. 2 - Prob. 49PCh. 2 - Use an orbital diagram to write the electronic...Ch. 2 - Prob. 51PCh. 2 - For each element in Problem 2.50: (a) Write out...Ch. 2 - Prob. 53PCh. 2 - Prob. 54PCh. 2 - Give the total number of electrons, the number of...Ch. 2 - Give the total number of electrons, the number of...Ch. 2 - Prob. 57PCh. 2 - Prob. 58PCh. 2 - Prob. 59PCh. 2 - Prob. 60PCh. 2 - Prob. 61PCh. 2 - Which of the following orbital diagrams are...Ch. 2 - Prob. 63PCh. 2 - Prob. 64PCh. 2 - Prob. 65PCh. 2 - Write an electron-dot symbol for each element: (a)...Ch. 2 - Prob. 67PCh. 2 - Prob. 68PCh. 2 - Prob. 69PCh. 2 - Prob. 70PCh. 2 - Prob. 71PCh. 2 - For each pair of elements in Problem 2.70, label...Ch. 2 - Rank the atoms in each group in order of...Ch. 2 - Prob. 74PCh. 2 - Prob. 75PCh. 2 - Prob. 76PCh. 2 - Prob. 77PCh. 2 - Prob. 78PCh. 2 - Prob. 79PCh. 2 - (a) What is the chemical formula for...Ch. 2 - Answer the following questions about the...Ch. 2 - Platinum is a precious metal used in a wide...Ch. 2 - Prob. 83PCh. 2 - Answer the following questions about the...Ch. 2 - Prob. 85CPCh. 2 - Prob. 86CP
Additional Science Textbook Solutions
Find more solutions based on key concepts
Q1. What is the empirical formula of a compound with the molecular formula
Chemistry: A Molecular Approach (4th Edition)
Give the IUPAC name for each compound.
Organic Chemistry
Determine the number of protons, neutrons, and electrons in the following atoms: a. a hydrogen atom that has a ...
General, Organic, and Biological Chemistry (3rd Edition)
For each of the following 2-dimensional shapes, determine the highest order rotation axis of symmetry.
Inorganic Chemistry
Give one example from main group chemistry that illustrates each of the following descriptions: (a) Covalent ne...
General Chemistry: Atoms First
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- What is the electron configuration of the Ba3+ ion? Suggest a reason why this ion is not normally found in nature.arrow_forwardA nonmetallic element, R, burns brightly in air to give the oxide R4O10. If R is in Period 3, what is the ground-state valence-shell configuration of the atom?arrow_forwardIn one area of Australia, the cattle did not thrive despite the presence of suitable forage. An investigation showed the cause to be the absence of sufficient cobalt in the soil. Cobalt forms cations in two oxidation states, Co2 and Co3+. Write the electron structure of the two cations.arrow_forward
- 4. How do I write the complete electronic structure (1s2, 2s2, 2p6 etc.) of Polonium. -- write it in the proper order of filling based on the periodic table . **Without putting all subshells of one shell together.** Polonium Z = 84arrow_forwardWhat are the possible orbitals for n = 3 ?arrow_forward4. What does presenter say about the relationship between the number of valence electrons of the main-group element and the group number of that element (except helium)?arrow_forward
- 1. What are the possible sets of quantum numbers that can describe a 2p electron in an atom? 2. Give the electron configuration of Be. Draw the orbital diagram.3. Give the electron configuration of B. Draw the orbital diagramarrow_forwardHow many atomic orbitals make up the set with n = 6 and l = 3? What label is given to this set of orbitals?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
Principles of Modern ChemistryChemistryISBN:9781305079113Author:David W. Oxtoby, H. Pat Gillis, Laurie J. ButlerPublisher:Cengage Learning
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
Chemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
Principles of Modern Chemistry
Chemistry
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Chemistry: Matter and Change
Chemistry
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Glencoe/McGraw-Hill School Pub Co
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Quantum Numbers, Atomic Orbitals, and Electron Configurations; Author: Professor Dave Explains;https://www.youtube.com/watch?v=Aoi4j8es4gQ;License: Standard YouTube License, CC-BY
QUANTUM MECHANICAL MODEL/Atomic Structure-21E; Author: H to O Chemistry;https://www.youtube.com/watch?v=mYHNUy5hPQE;License: Standard YouTube License, CC-BY