Homework Answers
answer = 1s22s22p63s1
During first ionization it looses one electron and get stable inert gas configuration of Ne
It is difficult to remove electron from stable electron configuration atom
so to remove the second electron , it needs large energy
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1) **The electron configurations of five different elements are shown below. Which of these elements is expected...
1) **The electron configurations of five different elements are shown below. Which of these elements is...
1) **The electron configurations of five different elements are shown below. Which of these elements is expected to have the largest second ionization energy (IE2)?** (a) 182 282 2p 3s1 (b) 1s22s22p6352 (c) 152 252 2p 3s 3p! (d) 152 282 2p6 352 3p4 (e) 1s 2s22p6 382 3p5
1) **The electron configurations of five different elements are shown below. Which of these elements is...
1) **The electron configurations of five different elements are shown below. Which of these elements is expected to have the largest second ionization energy (IE2)?** (a) 1s 2s 2p 3s1 (b) 152 2s22p6352 (c) 152 282 2p 3s 3p1 (d) 152 252 2p6 352 3p4 (e) 1s 2s 2p 3s 3p5 2) **A single Lewis Structure of the formate ion (HCO2) is shown below. Which statement best describes the bonding character of this ion?** H-C-0: 10: (a) One double bond...
Q42. Which elements have these electron configurations? Give both the symbol and the name: a. 1s...
Q42. Which elements have these electron configurations? Give both the symbol and the name: a. 1s 2s22p": b. 1s?2s22p 3s': c. 1s 2s 2pº3s 3p: d. [Ar]4s 3d: e. (Ne]3s 3p": f. [Kr]5s4d!º5p a
Q2: b) Three elements have the electron configurations: 1s' 2s2 2p 3s 3p 1s2 2s2 2p6...
Q2: b) Three elements have the electron configurations: 1s' 2s2 2p 3s 3p 1s2 2s2 2p6 3s2 1s2 2s2 2p6 3s 3p 4s. The first ionization energies of these elements (not in the same order) are: 0.419, 0.735, 1.527 MI/mol (MJ for mega Jouls). The atomic radii are 1.60 A°, 0.98 A°, 2.35 A°. Identify the three elements and match the appropriate values of ionization energy and atomic radius to each configuration Element Atomic Radius lonization Energy 1. 2. 3.
Identify the elements denoted by the electron configurations shown below: 1) 1822s22p3s 3p 4s23d5 (0.5 pts)...
Identify the elements denoted by the electron configurations shown below: 1) 1822s22p3s 3p 4s23d5 (0.5 pts) 2) 1s 2s 2p 3s 3p 4s23d104p (0.5 pts) 3) [Xe] 6s24f45d8 (0.5 pts) 4) Fill in the orbital diagram below for the element you identified in #1. (0.5 pts) 5) Determine which of the molecules below contain polar covalent bonds AND use the appropriate symbols to represent the positive and negative poles. (1 pt) a) H-Br b) 1 c) H-O-H d) NF: 6)...
me following ground-state electron configurations corresponds to an atom that has the 10. Which of the...
me following ground-state electron configurations corresponds to an atom that has the 10. Which of the following ground-state ele most negative value of the electron affinity? a) 1s 2s 2p 3s! b) 1s22s22p 3s 3p5 c) 1s 2s 2p 3s 3p2 d) 1s 2s 2p 3s 3p 3d5452 e) 1s 2s22p The element arsenic is in the same group as phosphorus. Which of the following is the formula of arsenic acid? a) H:As b) H3ASO2 c) HASO3 d) HAsO4 e)...
Of the five different elements listed below, which of the following would you expect to have...
Of the five different elements listed below, which of the following would you expect to have the largest 2nd ionization energy? O Ca O Rb O S O Cs O Ba
8. Which elements are represented by the following electron configurations? a. 15-2s 2p 3s 3p 3d...
8. Which elements are represented by the following electron configurations? a. 15-2s 2p 3s 3p 3d 10 452 4p highest occupied orbitals valence electrons b. 1s 2s 2p 3s 3p 4s 3d highest occupied orbitals_ valence electrons c. [Kr] 5s 4d 0 5p? highest occupied orbitals valence electrons d. [Ne] 3s 3p highest occupied orbitals valence electrons e. [Ar]3d 4s? highest occupied orbitals valence electrons
QUESTION 15 Consider the following electron configurations for neutral atoms: I 1s22522p6352 II - 1522522p63523p4 I...
QUESTION 15 Consider the following electron configurations for neutral atoms: I 1s22522p6352 II - 1522522p63523p4 III-1s22s22p63523p6 Which atom would be expected to have the largest third ionization energy? atom I atom II atom lII All of these atoms would be expected to have the same third ionization energy
Which of the following atoms would have the largest second ionization energy? Mg Cl Na Ca...
Which of the following atoms would have the largest second ionization energy? Mg Cl Na Ca S Which of the following electron configurations is different from that expected? Cr Ca Ti V Sc
1) **The electron configurations of five different elements are shown below. Which of these elements is expected to have the largest second ionization energy (IE2)?** (a) 182 282 2p 3s1 (b) 1s22s22p6352 (c) 152 252 2p 3s 3p! (d) 152 282 2p6 352 3p4 (e) 1s 2s22p6 382 3p5
1) **The electron configurations of five different elements are shown below. Which of these elements is expected to have the largest second ionization energy (IE2)?** (a) 1s 2s 2p 3s1 (b) 152 2s22p6352 (c) 152 282 2p 3s 3p1 (d) 152 252 2p6 352 3p4 (e) 1s 2s 2p 3s 3p5 2) **A single Lewis Structure of the formate ion (HCO2) is shown below. Which statement best describes the bonding character of this ion?** H-C-0: 10: (a) One double bond...
Q42. Which elements have these electron configurations? Give both the symbol and the name: a. 1s 2s22p": b. 1s?2s22p 3s': c. 1s 2s 2pº3s 3p: d. [Ar]4s 3d: e. (Ne]3s 3p": f. [Kr]5s4d!º5p a
Q2: b) Three elements have the electron configurations: 1s' 2s2 2p 3s 3p 1s2 2s2 2p6 3s2 1s2 2s2 2p6 3s 3p 4s. The first ionization energies of these elements (not in the same order) are: 0.419, 0.735, 1.527 MI/mol (MJ for mega Jouls). The atomic radii are 1.60 A°, 0.98 A°, 2.35 A°. Identify the three elements and match the appropriate values of ionization energy and atomic radius to each configuration Element Atomic Radius lonization Energy 1. 2. 3.
Identify the elements denoted by the electron configurations shown below: 1) 1822s22p3s 3p 4s23d5 (0.5 pts) 2) 1s 2s 2p 3s 3p 4s23d104p (0.5 pts) 3) [Xe] 6s24f45d8 (0.5 pts) 4) Fill in the orbital diagram below for the element you identified in #1. (0.5 pts) 5) Determine which of the molecules below contain polar covalent bonds AND use the appropriate symbols to represent the positive and negative poles. (1 pt) a) H-Br b) 1 c) H-O-H d) NF: 6)...
me following ground-state electron configurations corresponds to an atom that has the 10. Which of the following ground-state ele most negative value of the electron affinity? a) 1s 2s 2p 3s! b) 1s22s22p 3s 3p5 c) 1s 2s 2p 3s 3p2 d) 1s 2s 2p 3s 3p 3d5452 e) 1s 2s22p The element arsenic is in the same group as phosphorus. Which of the following is the formula of arsenic acid? a) H:As b) H3ASO2 c) HASO3 d) HAsO4 e)...
Of the five different elements listed below, which of the following would you expect to have the largest 2nd ionization energy? O Ca O Rb O S O Cs O Ba
8. Which elements are represented by the following electron configurations? a. 15-2s 2p 3s 3p 3d 10 452 4p highest occupied orbitals valence electrons b. 1s 2s 2p 3s 3p 4s 3d highest occupied orbitals_ valence electrons c. [Kr] 5s 4d 0 5p? highest occupied orbitals valence electrons d. [Ne] 3s 3p highest occupied orbitals valence electrons e. [Ar]3d 4s? highest occupied orbitals valence electrons
QUESTION 15 Consider the following electron configurations for neutral atoms: I 1s22522p6352 II - 1522522p63523p4 III-1s22s22p63523p6 Which atom would be expected to have the largest third ionization energy? atom I atom II atom lII All of these atoms would be expected to have the same third ionization energy
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