CHEMISTRY >CUSTOM<
14th Edition
ISBN: 9781259137815
Author: Julia Burdge
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 7, Problem 12QP
What are valence electrons? For main group elements, the number of valence electrons of an element is equal to its group number. Show that this is true for the following elements:
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A space probe identifies a new element in a sample collected from an asteroid. Successive ionization energies, in attojoules p
atom, for the new element are given in the table.
Is
16
0.507
1.017
4.108
5.074
6.147
7.903
8.294
To what family of the periodic table does this new element probably belong?
O (1A)
O 2 (2A)
O 13 (3A)
O 14 (4A)
15 (5A)
16 (6A)
O 17 (7A)
O 18 (8A)
Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemsitry
Publish
In the table below, I1 – I6 represent first 6 ionization energies of a certain element. All units are kJ/mol.
I1 I2 I3 I4 I5 I6
738 1450 7730 10500 13600 18000
This element is in the 3rd row of the periodic table, the row starting with Na. Identify the element, and explain your reasoning, based on the data in the above table.
16. Order the following elements from smallest to largest ionization energy.
Elements
Order
a) Ca, Mg, Ba, Be
b) Mo, W, Sg, Cr
c) Zn, Mn, Cr, Kr
d) Mg, Mg*!, Mg", Mg
02, Ne, Na*, F'-
f) Ne, O2, N³, Al3*
Chapter 7 Solutions
CHEMISTRY >CUSTOM<
Ch. 7.1 - Practice Problem ATTEMPT What element(s) would you...Ch. 7.1 - Practice Problem BUILD
Arrange the following...Ch. 7.1 - Practice ProblemCONCEPTUALIZE Three different...Ch. 7.1 - 7.1.1 Which of the following elements would you...Ch. 7.1 - Prob. 2CPCh. 7.1 - Prob. 3CPCh. 7.2 - Practice Problem ATTEMPT Without using a periodic...Ch. 7.2 - Practice ProblemBUILD Identify the elements...Ch. 7.2 - Prob. 1PPCCh. 7.2 - 7.2.1 Which electron configuration is correct for...
Ch. 7.2 - Which of the following equations correctly...Ch. 7.3 - Practice Problem ATTEMPT Referring only to a...Ch. 7.3 - Practice Problem BUILD
For which of the following...Ch. 7.3 - Practice Problem CONCEPTUALIZE
Based on size and...Ch. 7.4 - Practice Problem ATTEMPT Which element. Mg or Al,...Ch. 7.4 - Prob. 1PPBCh. 7.4 - Practice ProblemCONCEPTUALIZE Imagine an...Ch. 7.4 - 7.4.1 Arrange the elements in order of increasing...Ch. 7.4 - Arrange the elements Li. Be. and B in order of...Ch. 7.4 - For each of the following pairs of elements,...Ch. 7.4 - Prob. 4CPCh. 7.5 - Practice ProblemATTEMPT Would you expect Mg or Al...Ch. 7.5 - Prob. 1PPBCh. 7.5 - Practice ProblemCONCEPTUALIZE In the same...Ch. 7.5 - Prob. 1CPCh. 7.5 - 7.5.2 Which of the following pairs are...Ch. 7.5 - 7.5.3 Select the correct ground-state electron...Ch. 7.5 - Prob. 4CPCh. 7.6 - Practice Problem ATTEMPT Between which two charges...Ch. 7.6 - Practice ProblemBUILD What must the distance be...Ch. 7.6 - Prob. 1PPCCh. 7.6 - Which of the following species are isoelectronic...Ch. 7.6 - Which of the following are arranged correctly in...Ch. 7.6 - 7.6.3 Which of the following is the most realistic...Ch. 7.6 - Which of the following is the most realistic...Ch. 7.7 - Practice Problem ATTEMPT Write electron...Ch. 7.7 - Practice ProblemBUILD List all the species (atoms...Ch. 7.7 - Practice Problem CONCEPTUALIZE
Select the correct...Ch. 7.8 - Practice Problem ATTEMPT
Write electron...Ch. 7.8 - Practice Problem BUILD
What common d-block ion...Ch. 7.8 - Prob. 1PPCCh. 7.9 - Practice ProblemATTEMPT Arrange the following...Ch. 7.9 - Practice Problem BUILD
List all the common ions...Ch. 7.9 - Practice ProblemCONCEPTUALIZE Which periodic...Ch. 7 - Often we can compare properties of two elements...Ch. 7 - 7.2
The colored spheres represent the ions Based...Ch. 7 - Group 8A exhibits the highest first ionization...Ch. 7 - Which of the following best describes why Z eff...Ch. 7 - 7.1 Briefly describe the significance of...Ch. 7 - What is Moseley's contribution to the modern...Ch. 7 - 7.3 Describe the general layout of a modern...Ch. 7 - 7.4 What is the most important relationship among...Ch. 7 - Prob. 5QPCh. 7 - Prob. 6QPCh. 7 - Prob. 7QPCh. 7 - 7.8 What is a main group element? Give names and...Ch. 7 - 7.9 Without referring to a periodic table, write...Ch. 7 - Prob. 10QPCh. 7 - You are given a sample of a dark, shiny solid and...Ch. 7 - What are valence electrons? For main group...Ch. 7 - Write the outer electron configurations for the...Ch. 7 - Use the first-row transition metals ( Sc to Cu )...Ch. 7 - Arsenic is not an essential element for the human...Ch. 7 - 7.16 In the periodic table, the element hydrogen...Ch. 7 - 7.17 A neutral atom of a certain element has 34...Ch. 7 - 7.18 Group the following electron configurations...Ch. 7 - Group the following electron configurations in...Ch. 7 - Prob. 20QPCh. 7 - Specify the group of the periodic table in which...Ch. 7 - Prob. 22QPCh. 7 - Explain why the atomic radius of Be is smaller...Ch. 7 - The electron configuration of B is 1 S 2 2 S 2 2 P...Ch. 7 - 7 25 The electron configuration of C is . (a) If...Ch. 7 - Define atomic radius. Does the size of an atom...Ch. 7 - How does atomic radius change (a) from left to...Ch. 7 - Prob. 28QPCh. 7 - Sketch the outline of the periodic table, and show...Ch. 7 - Prob. 30QPCh. 7 - Explain the trends in electron affinity from...Ch. 7 - A hydrogen-like ion is an ion containing only one...Ch. 7 - Prob. 33QPCh. 7 - On the basis of their positions in the periodic...Ch. 7 - 7.35 Arrange the following atoms in order of...Ch. 7 - 7.36 Which is the largest atom in the third period...Ch. 7 - Which is the smallest atom in Group 7A ?Ch. 7 - Based on size, identify the spheres shown as Na,...Ch. 7 - Based on size, identify the spheres shown as K,...Ch. 7 - Why is the radius of the lithium atom considerably...Ch. 7 - Use the second period of the periodic table as an...Ch. 7 - Arrange the following in order of increasing first...Ch. 7 - Arrange the following in order of increasing first...Ch. 7 - 7.44 Use the third period of the periodic table as...Ch. 7 - In general, the first ionization energy increases...Ch. 7 - Prob. 46QPCh. 7 - 7.47 Two atoms have the electron configurations ....Ch. 7 - Prob. 48QPCh. 7 - Specify which of the following elements you would...Ch. 7 - Considering their electron affinities, do you...Ch. 7 - Explain why alkali metals have a greater affinity...Ch. 7 - 7.52 How does the electron configuration of ions...Ch. 7 - 7.53 What do we mean when we say that two ions or...Ch. 7 - Prob. 54QPCh. 7 - Give three examples of first-row transition metal...Ch. 7 - A M 2+ ion derived from a metal in the first...Ch. 7 - A metal ion with a net +3 charge has five...Ch. 7 - Prob. 58QPCh. 7 - 7.59 Group the species that are isoelectronic: .
Ch. 7 - 7.60 Write the ground-state electron...Ch. 7 - Prob. 61QPCh. 7 - 7.62 Which of the following species are...Ch. 7 - Prob. 63QPCh. 7 - Prob. 64QPCh. 7 - Indicate which one of the two species in each of...Ch. 7 - Prob. 66QPCh. 7 - Prob. 67QPCh. 7 - Prob. 68QPCh. 7 - Prob. 69QPCh. 7 - Prob. 70QPCh. 7 - Prob. 71QPCh. 7 - Prob. 72QPCh. 7 - Prob. 73QPCh. 7 - Prob. 74QPCh. 7 - Prob. 75QPCh. 7 - Prob. 76QPCh. 7 - Prob. 77QPCh. 7 - Prob. 78QPCh. 7 - 7 79 Write balanced equations for the reactions...Ch. 7 - Write formulas for and name the binary hydrogen...Ch. 7 - Prob. 81QPCh. 7 - Prob. 82APCh. 7 - Prob. 83APCh. 7 - Write equations representing the following...Ch. 7 - Prob. 85APCh. 7 - Write the empirical (or molecular) formulas of...Ch. 7 - 7.87 Arrange the following species in...Ch. 7 - In which of the following are the species written...Ch. 7 - Which of the following properties show a clear...Ch. 7 - Prob. 90APCh. 7 - Prob. 91APCh. 7 - 7.92 For each pair of elements listed, give three...Ch. 7 - Prob. 93APCh. 7 - Explain why the first electron affinity of sulfur...Ch. 7 - Prob. 95APCh. 7 - 7.96 Predict the products of the following oxides...Ch. 7 - 7.97 write the formulas and names of the oxides of...Ch. 7 - Prob. 98APCh. 7 - The formula for calculating the energies of an...Ch. 7 - 7.100 Why do noble gases have negative electron...Ch. 7 - 7.101 The atomic radius of K is 227 pm and that of...Ch. 7 - 7.102 The atomic radius of F is 72 pm and that of ...Ch. 7 - Match each of the elements on the right with its...Ch. 7 - Prob. 104APCh. 7 - Prob. 105APCh. 7 - Prob. 106APCh. 7 - Prob. 107APCh. 7 - Explain, in terms of their electron...Ch. 7 - 7.109 Write the formulas and names of the hydrides...Ch. 7 - Prob. 110APCh. 7 - Prob. 111APCh. 7 - Prob. 112APCh. 7 - Most transition metal ions are colored. For...Ch. 7 - Prob. 114APCh. 7 - Prob. 115APCh. 7 - Prob. 116APCh. 7 - 7.117 Although it is possible to determine the...Ch. 7 - Prob. 118APCh. 7 - Prob. 119APCh. 7 - Predict the atomic number and ground-state...Ch. 7 - Prob. 121APCh. 7 - 7.122 Match each of the elements on the right with...Ch. 7 - One way to estimate the effective charge ( Z eff )...Ch. 7 - Use your knowledge of thermochemistry to calculate...Ch. 7 - Prob. 125APCh. 7 - 7.126 On one graph, plot the effective nuclear...Ch. 7 - 7.127 One allotropic form of an element X is a...Ch. 7 - 7.128 Calculate the maximum wavelength of light...Ch. 7 - Prob. 129APCh. 7 - Element M is a shiny and highly reactive metal (...Ch. 7 - Write the ground-state electron configurations of...Ch. 7 - Thallium (Tl) is a neurotoxin and exists mostly in...Ch. 7 - Both Mg 2+ and Ca 2+ are important biological...Ch. 7 - Prob. 134APCh. 7 - Prob. 135APCh. 7 - Prob. 136APCh. 7 - Prob. 137APCh. 7 - 7.138 The ionization energy of a certain element...Ch. 7 - 7.139 Experimentally, the electron affinity of an...Ch. 7 - A halogen has valence electrons in which orbitals?...Ch. 7 - Prob. 2SEPPCh. 7 - Prob. 3SEPPCh. 7 - Prob. 4SEPP
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
- Arrange the following groups of atoms in order of increasing size. a. Rb, Na, Be b. Sr, Se, Ne c. Fe, P, Oarrow_forwardName and give the symbol of the element that has the characteristic given below. (a) Its electron configuration in the excited state can be 1s22s22p63s1 3p3. (b) It is the least electronegative element in period 3. (c) Its +3 ion has the configuration [36Kr]. (d) It is the halogen with the largest atomic radius. (e) It has the largest ionization energy in Group 16.arrow_forward6.82 A particular element has the following values for its first four ionization energies: 900, 1760, 14, 850, and 21,000 kJ/mol. Without consulting a list of ionization energy values, determine what group in the periodic table this element belongs in.arrow_forward
- Four main-group elements a, b, c and d are highlighted in the outline of the Periodic Table below: a b d с List these elements below by increasing ionization energy. For example, if a has the lowest ionization energy and b the next highest, then your list should start a, b, ... Important: don't try to figure out exactly which elements are marked, and then use your knowledge of the properties of each specific element. You don't need to. You will also be marked wrong for any answer, correct or not, that can't be determined from only the rough location of each marked element in the Periodic Table. 0000 xarrow_forwardFour main-group elements a, b, c and d are highlighted in the outline of the Periodic Table below: b C X a List these elements below by increasing ionization energy. For example, if a has the lowest ionization energy and b the next highest, then your list should start a, b, Important: don't try to figure out exactly which elements are marked, and then use your knowledge of the properties of each specific element. You don't need to. You will also be marked wrong for any answer, correct or not, that can't be determined from only the rough location of each marked element in the Periodic Table. 0000 3arrow_forwardPlease refer to the image attached.arrow_forward
- The first five ionization energies (IE, through IE,) of a Period 2 element have the following pattern: IE, IE2 IE3 IEĄ IE5 Make a reasonable guess about which element this is. Enter its chemical symbol below. ? kJ/molarrow_forwardWrite the number of valence electrons in the elements Rb, Al, Sb, Te and I?arrow_forward15. Order the following elements from smallest to largest. Elements Order a) Ca, Mg, Ba, Be b) Mo, W, Sg, Cr c) Zn, Mn, K, Kr d) Mg, Mg'*, Mg²“, Mg'- e) 02, Ne, Na", F'- f) Ca, Al, Sb, Br g) Al, Al³*, Cl, Ar 16. Order the following elements from smallest to largest ionization energy.arrow_forward
- Give the indicated full or noble gas electron configuration Note: you can't do superscripts in questions answers, so format your answer without superscripts but with one space between each orbital. E.g. Li would be 1s2 2s1 instead of 1s22s The number in parentheses after the symbol is the element's atomic number. Full configuration: N (7) Full configuration: Si (14) Full configuration: Ti (22) Noble gas configuration: Ba (56) ( Noble gas configuration: Te (52) (99+ hparrow_forwardThe first five ionization energies (IE, through IE) of a Period 6 element have the following pattern: kJ/mol IE₁ IE₂ IE3 IE4 IE5 Make a reasonable guess about which element this is. Enter its chemical symbol below. X Ś ? 00 18 Ararrow_forwardGive correct detailed Solution with explanation needed. Don't give Handwritten answer. Don't copy the answer anywhere....don't use Ai for answering thisarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
Introductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
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
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Periodic Properties of Elements | Chemistry | IIT-JEE | NEET | CBSE | Misostudy; Author: Misostudy;https://www.youtube.com/watch?v=L26rRWz4_AI;License: Standard YouTube License, CC-BY
Periodic Trends: Electronegativity, Ionization Energy, Atomic Radius - TUTOR HOTLINE; Author: Melissa Maribel;https://www.youtube.com/watch?v=0h8q1GIQ-H4;License: Standard YouTube License, CC-BY