Connect 1-Semester Online Access for Principles of General, Organic & Biochemistry
2nd Edition
ISBN: 9780077633707
Author: Janice Smith
Publisher: Mcgraw-hill Higher Education (us)
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 2, Problem 2.39UKC
(a)
Interpretation Introduction
Interpretation:
The element which has electronic configuration
(b)
Interpretation Introduction
Interpretation:
The valence electrons of aluminium have to be given.
Concept Introduction:
Valence electrons:
Valence electrons are electrons that exist in the outermost shell surrounding an atomic nucleus.
(c)
Interpretation Introduction
Interpretation:
The group and the periodic number of Aluminium have to be given.
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) 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?
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?
An element has the following electronic configuration: [Kr]4d105s25p2(a) What period does it belong to?(b) What is its group number? (Use group numbers from 1 to 18)(c) What kind of element is it? (Main group metal, transition metal, metalloid, nonmetal?)(d) How many unpaired electrons are there in an atom of this element?
Chapter 2 Solutions
Connect 1-Semester Online Access for Principles of General, Organic & Biochemistry
Ch. 2.1 - Give the symbol for each element. a. calcium, a...Ch. 2.1 - Prob. 2.2PCh. 2.1 - Give the name corresponding to each element...Ch. 2.1 - Locate each element in the periodic table and...Ch. 2.1 - Classify each micronutrient in Figure 2.2 as a...Ch. 2.1 - Identify the elements used in each example of...Ch. 2.1 - Identify the elements in each chemical formula,...Ch. 2.1 - Prob. 2.8PCh. 2.2 - Prob. 2.9PCh. 2.2 - Prob. 2.10P
Ch. 2.2 - Prob. 2.11PCh. 2.2 - Prob. 2.12PCh. 2.2 - Prob. 2.13PCh. 2.3 - Prob. 2.14PCh. 2.3 - Prob. 2.15PCh. 2.3 - Prob. 2.16PCh. 2.3 - Prob. 2.17PCh. 2.3 - Prob. 2.18PCh. 2.4 - Prob. 2.19PCh. 2.4 - Give the period and group number for each element:...Ch. 2.4 - Prob. 2.21PCh. 2.4 - Prob. 2.22PCh. 2.5 - Prob. 2.23PCh. 2.6 - Prob. 2.24PCh. 2.6 - Prob. 2.25PCh. 2.6 - Prob. 2.26PCh. 2.7 - Identify the total number of electrons, the number...Ch. 2.7 - Prob. 2.28PCh. 2.7 - Prob. 2.29PCh. 2.8 - Which element in each pair has the larger atomic...Ch. 2.8 - Which element in each pair has the higher...Ch. 2.8 - Prob. 2.32PCh. 2 - Identify the elements used in each example of...Ch. 2 - Prob. 2.34UKCCh. 2 - Prob. 2.35UKCCh. 2 - Prob. 2.36UKCCh. 2 - Prob. 2.37UKCCh. 2 - Prob. 2.38UKCCh. 2 - Prob. 2.39UKCCh. 2 - Prob. 2.40UKCCh. 2 - Prob. 2.41UKCCh. 2 - Prob. 2.42UKCCh. 2 - Prob. 2.43UKCCh. 2 - Prob. 2.44UKCCh. 2 - Prob. 2.45APCh. 2 - Prob. 2.46APCh. 2 - Prob. 2.47APCh. 2 - Identify the elements in each chemical formula and...Ch. 2 - Prob. 2.49APCh. 2 - Prob. 2.50APCh. 2 - Prob. 2.51APCh. 2 - Prob. 2.52APCh. 2 - Prob. 2.53APCh. 2 - Prob. 2.54APCh. 2 - Prob. 2.55APCh. 2 - Prob. 2.56APCh. 2 - Prob. 2.57APCh. 2 - Prob. 2.58APCh. 2 - The most common isotope of oxygen has a mass...Ch. 2 - Prob. 2.60APCh. 2 - Prob. 2.61APCh. 2 - Prob. 2.62APCh. 2 - Prob. 2.63APCh. 2 - Prob. 2.64APCh. 2 - Prob. 2.65APCh. 2 - Prob. 2.66APCh. 2 - Prob. 2.67APCh. 2 - Prob. 2.68APCh. 2 - Prob. 2.69APCh. 2 - Prob. 2.70APCh. 2 - Prob. 2.71APCh. 2 - Prob. 2.72APCh. 2 - Prob. 2.73APCh. 2 - Prob. 2.74APCh. 2 - Prob. 2.75APCh. 2 - Prob. 2.76APCh. 2 - Prob. 2.77APCh. 2 - Prob. 2.78APCh. 2 - Prob. 2.79APCh. 2 - Prob. 2.80APCh. 2 - Prob. 2.81APCh. 2 - Prob. 2.82APCh. 2 - Prob. 2.83APCh. 2 - Arrange the elements in each group in order of...Ch. 2 - Prob. 2.85APCh. 2 - Prob. 2.86APCh. 2 - Answer the following questions about...Ch. 2 - Prob. 2.88APCh. 2 - Prob. 2.89APCh. 2 - (a) What is the chemical formula for...Ch. 2 - Prob. 2.91CPCh. 2 - Prob. 2.93BTCCh. 2 - Prob. 2.95BTC
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
- 1. An element has the following electronic configuration: [Kr]4d105s25p4(a) What period does it belong to?(b) What is its group number? (Use group numbers from 1 to 18)(c) What kind of element is it? (Main group metal, transition metal, metalloid, nonmetal?)(d) How many unpaired electrons are there in an atom of this element? 3. (a) Which of the following atoms or ions is diamagnetic?Li+ Ni2+ Al Fe2+ Mn3+(b) Which of the following atoms or ions is paramagnetic?C4- S4+ V4+ Se2- Ge4+arrow_forward(a) Identify the number of electrons in the ground-state outer shell of atomic oxygen (atomic number 8).(b) How many electrons are in the ground-state outer shell of fluorine?arrow_forwardWhat kind of bonds will be formed between the element with the electronic structure (a) 1s22s22p5 and the element with the electronic structure 1s22s1; (b) between the element with the electronic structure 1s22s22p2 and the element with the electronic structure 1s1; (c) between two atoms with the electronic structure 1s22s22p6 ? In each case, briefly explain.arrow_forward
- Write the electron configuration for each of the following ions. (a) Sb3−Write the electron configuration for each of the following ions. (a) Sb^3− (b) Tl+ (c) Se2− (d) Si4+ (e) Cr6+arrow_forward(c) Silicon (Si) is the most common chemical element in today's semiconductor industry. It has an atomic number of 14 and belongs to the Group IV (4) of the periodic table with its most common isotope being Si-29. (i) (ii) (iii) Explain what an isotope is. How many protons and how many neutrons are in the nucleus of this Silicon isotope? What is the electron configuration of Si?arrow_forwardThe orbital diagram that follows shows the valence electronsfor a 2+ ion of an element. (a) What is the element?(b) What is the electron configuration of an atom of this element?arrow_forward
- (a) Use orbital diagrams to illustrate what happens when anoxygen atom gains two electrons. (b) Why does O3 - not exist?arrow_forward(a) What are valence electrons? (b) How many valence electrons does a nitrogen possess? (c) An atom has the electron configuration 1s22s22p63s23p2. How many valence electrons does the atom have?arrow_forward(b) A new element, "X", is discovered and found to have 2 electrons in its outer level. Is X a metal or non-metal? Predict the formula its ion would have in any ionic compounds it forms.arrow_forward
- (a) True or false: An element’s number of valence electronsis the same as its atomic number. (b) How many valenceelectrons does a nitrogen atom possess? (c) An atom has theelectron configuration 1s22s22p63s23p2. How many valenceelectrons does the atom have?arrow_forwardArrange in order of increasing nonmetallic character. (Use the appropriate <, =, or > symbol to separate substances in the list.) (a) the Period 4 elements V, Ge, and K (b) the Group 5A elements N, As, and Bi Arrange in order of increasing atomic size. (Use the appropriate <, =, or > symbol to separate substances in the list.) (a) the Period 3 elements Mg, Si, and Ar (b) the Group 2A elements Ca, Ba, and Srarrow_forwardUsing complete subshell notation (1s^22s^22p^6, and so forth), predict the electron configurations of the following ions. (a) N3– (b) Ca2+ (c) S– (d) Cs2+ (e) Cr2+ (f) Gd3+arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
ChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill Education
Principles of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill Education
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781259911156
Author:Raymond Chang Dr., Jason Overby Professor
Publisher:McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Cengage Learning
Organic Chemistry
Chemistry
ISBN:9780078021558
Author:Janice Gorzynski Smith Dr.
Publisher:McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...
Chemistry
ISBN:9781118431221
Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:WILEY
The Bohr Model of the atom and Atomic Emission Spectra: Atomic Structure tutorial | Crash Chemistry; Author: Crash Chemistry Academy;https://www.youtube.com/watch?v=apuWi_Fbtys;License: Standard YouTube License, CC-BY