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(a)
Interpretation:
The given statement regarding moving down in group 6A (16) should be completed.
Concept Introduction:The energy which is required to remove an electron from the gaseous state of an atom or ion is said to be the ionization energy.
(b)
Interpretation:
The given statement regarding moving down in group 6A (16) should be completed.
Concept Introduction: The distance from the center of the nucleus of an atom to the outermost electron is said to be the atomic radius of an atom.
(c)
Interpretation:
The given statement regarding moving down in group 6A (16) should be completed.
Concept Introduction: The tendency of an atom to form positive ion(s) (cations) by losing electron(s) is said to be electropositivity or metallic character of that atom.
(d)
Interpretation:
The given statement regarding moving down in group 6A (16) should be completed.
Concept Introduction: The electrons present in the valence shell (outer most shell) are said to be the valence electrons.
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Chapter 5 Solutions
EP BASIC CHEMISTRY-STANDALONE ACCESS
- An unknown element is a nonmetal and has a valence-electron configuration of ns2np4 . How many valence electrons does this element have? . Possible identities for this element include which of the following? msp;CL,S,Pb,Se,Crarrow_forwardCompare the elements B. Al, C, and Si. (a) Which has the most metallic character? (b) Which has the largest atomic radius? (c) Which has the most negative electron attachment enthalpy? (d) Place the three elements B, Al, and C in order of increasing first ionization energy.arrow_forwardHow many valence electrons do each of the following elements have, and what are the specific valence electrons for each element? a. Ca b.O c. element 117 d. In e. Ar f. Biarrow_forward
- Give electron configurations according to the Bohr model for each of the following elements. Try to not use Figure 3.11, but instead determine the configuration based on your knowledge of the number of electrons in each atom and the maximum number of electrons in each Bohr orbit. Indicate which of these elements you expect to be the most reactive and the least reactive. a. B b. Si c. Ca d. F e. Ararrow_forwardThe ionization energies for the removal of the first electron in Si, P, S. and CI are as listed in the table below. Briefly rationalize this trend.arrow_forwardJORDAN G DUMALAG 11 – ABEDNEGO PHYSICAL SCIENCE Direction: Place the Alphabet letters to the blank periodic table. Questions: 1. Element A has last electron configuration of 2s2. 2. Element B belong to period 4 group A. 3. Element C has 5 more electron than B. 4. Element D has 1 less electron than C. 5. E is the first member of lanthanide series. 6. Element F is a nonmetal belong to 1A. 7. Element G has atomic number of 79. 8. Element H is less metallic than B. 9. I is the first member of halogen group. 10. J is the second member of actinide group. 11. Element K has last electron configuration of 5p4. 12. Element L has one more electron than A. 13. Element M has last electron configuration of 5d10. 14. Element N has atomic number of 26. 15. Element 0 has a valence of +2 in periodarrow_forward
- Rank the following elements in order of increasing atomic radius (smallest to largest). Li, F. CI, Ca a) Ca. CI, F. Li O b) Li, Ca, CI, F OO F. Li. CI, Ca Od) Ca. CI, Li, Farrow_forwardThe atomic radius of main-group elements generally increases down a group because ________. a. the principal quantum number of the valence orbitals increases b. both effective nuclear charge increases down a group and the principal quantum number of the valence orbitals increases c. effective nuclear charge increases down a group d. effective nuclear charge zigzags down a group e. effective nuclear charge decreases down a grouparrow_forward67.)Which of the following elements has the highest ionization energy? a. K b. Ca c. Rb d. Srarrow_forward
- Chemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
- ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
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