In this solution, number of electrons and ionic configuration is written for each ion given.
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6. Resonance owi c 7. Formal charge calculation oblem Session 1. Write the ionic configurations: ...
1. Write the "best" Lewis structure (minimize formal charge, maximize number of resona structures) for the following species. Include formal charges on all atoms having any and give resonance structures. When appropriate, expand the octet to reduce formal charges and gain resonance structures. Give the electronic and molecular geometries for each and determine i they are polar or nonpolar. NO2 SO32- PO43- 2. Use formal charge to determine which Lewis structure is better: H-5--H H- -3-H
. In the zwitterionic (charge separated, + and – formal charges present) resonance form of the amino acid glycine (side chain R = H), the distance from the positively charged amino nitrogen to the negatively charged oxygen atoms on the carboxylate, on the other end of the molecule, is about 3 Å. (a) Sketch a 3D structure, keeping in mind both of the relevant resonance structures, and determine the hybridization scheme used in the σ-bonding framework. (b) Calculate the dipole...
E 53. A. Write the Lewis structure for: BCI What is its formal charge? 8. Structure Cl Item CI Valence Electrons Nonbonded Electrons (Bonded Electrons) ( Bonded Electrons) Formal Charge F 54. A. Write the Lewis structure for: SeF4 DATE: Te B. What is its formal charge? Structure Item Se Valence Electrons Nonbonded Electrons (Bonded Electrons) (Bonded Electrons) Formal Charge 55. What are the fundamental particles that an atom contains? 56. A wave function has a set of three quantum...
Part B: Calculate the number of valence electrons and then draw Lewis Structure by Formal Charge Rule and determine the Formal Charge on each atom. Lewis Structure Formula Valence Electrons (Formal Charge Rule) Formal Charge Include Resonance Structures (on Each Atom (If necessary) 5. SCI 6. CIO: 7. NCI: 8. SiH 9. NO2 10. PO Worksheet 8.1"Lewis Dot Structures and Formal Charge Calculations" 1. Goal: Draw Lewis Dot Diagrams and determine either formal charge or bond polarity. 2. Why: to...
7. Which element has the following electron configurations? lon: [Ar]3d10 lon (-1 charge): [Kr]5s4d105p6 8. Write the following in order of increasing size As O Br Br Na Rb Te²- F- 02- 9. Arrange these elements in order of decreasing first ionization energy: CI, S, Sn, Pb 10. Choose the element with a more negative (exothermic) electron affinity in each pair: K or Cs Si or P Ga or Br Mg or s 11. a) Which has a higher ionization...
1. Using both spdf notation and the noble gas notation, write out the electron configurations for arsenic and krypton. 2. Give the n + l values for the orbitals listed below: a) 2p b) 3p c) 4s d) 6f e) 5d
37. Determine the formal charge on the iodine atom in ICls. a) +1 b)-1 c) d) 5 38. The Lewis structure of the molecule, NH40+, contains a) 1 double bond and 4 single bonds 5 single bonds and 3 lone pair electrons. 5 single bonds and 2 lone pair electrons. d) 5 single bonds and 1 lone pair electrons. 39. A valid Lewis structure of a) NI3 b) SO2 cannot be drawn without the octet rule. c) IC15 d) SiF4
Chemistry 1
za 2016 wid cathon from ammonia udent FINAL fenauer can be kgofammonia dat Name: Noy co combines l40.R isa common (CH points) follows: urea, (15 of a synthesis in an industrial kg urea. and obtains 1962 a Determine the limiting reactant. yield orurea theoretical the Determine b. yield the reaction. ith waveienghere" Determine the percent for anconsin by c. i emitted energ of red and the frequency 5. (5 pts) Calculate species: thefollowing for spdrnotation) configurations electron ground-state...
1. Which of the elements listed below has the smallest first ionization energy? A. C B.Na C. Be D. K 2. The effective nuclear charge (Zet) felt by the outermost electrons is the strongest for which of the following elements? A. B B. C C. N D. F 3. Which one of the following ions has the largest radius? A. C C. S2 E.02 B. Kt D. Nat 4. Which one of the following molecules is nonpolar? A. NH3 C....
1. Which one of the following is most likely to be an ionic compound? A) CaCl2 B) CO2 C) CS2 D) SO2 E) OF2 2. Which one of the following ionic solids would have the largest lattice energy? A) NaCl B) NaF C) CaBr2 D) CsI E) CaCl2 3. Calculate the energy change for the reaction K(g) + I(g) → K+(g) + I – (g) given the following ionization energy (IE) and electron affinity (EA) values. IE K: 419 kJ/mol...