create a table of radii of those element A table of radii for F, CI, Br,...
Which of the lists of increasing ionic radii is not correct? A) CI- < Br</ B) A13+ < Mg2+ < Nat C) Ca2+ < Sr2+ < Ba2+ D) S2- < Cl- <Kt E) Na* <02- <N3- ОА OB Ос OD OE
8. In general, atomic radii a. decrease from left to right in a period and increase down a group. b. increase from left to right in a period and decrease down a group. c. increase from left to right in a period and increase down a group d. decrease from left to right and decrease down a group. e. None of the above. Which of the following statements about different elements are true? 1. As is a metalloid and Se...
3. For each of the following sets of elements, identify the element expected to be the most electronegative and that expected to be the least. a. Li, F, C b. I, CI, F c. Li, Rb, Cs 4. On the basis of electronegativity values given in Figure 11.3, indicate if the following bonds are polar covalent, nonpolar covalent or ionic a. K-N b. Cs- c. C-N d. O-F 5. On the basis of the electronegativity values, indicate which is the...
Calculate the bond energy for the formation of boron trifluoride. Br-Br + 3 F- F - 2 Br- F F-F 155 0-H 0-0 O-F 0-CI O-I 463 146 190 203 234 Cl-F 253 Cl-C1 242 Br-F 237 Br-Cl 218 Br-Br 193 Average Bond Enthalpies (kJ/mol) Single Bonds C-H 413 N-H 391 C-C 348 N-N 163 C-N 293 N-0 201 C-0 358 N-F 272 C-F 485 N-CI 200 C-C1328 N-Br 243 C-Br 276 C-1 240 H-H 436 C-S 259 H-F 567...
Question Which of the following is an ionic bond? C-S OLI-F C-ci Br-Br Question 8 Which atom has the highest electronegativity? N с S o
Consider the following element combinations. Classify the bonds formed between each pair as ionic, polar covalent, or nonpolar covalent based solely on each element's position on the periodic table. Drag the appropriate items to their respective bins. View Available Hint(s) Reset Help Sr-O P-Br-BrO-F Be-CI Rb-N N-N S-F onic Polar covalent Nonpolar covalent
Arrange the nucleophiles from best to worst. Assume the reaction is occurring with CH_3 Br in a polar aprotic solvent. a) F^CI^Br^I^b) CH_3 Na NH_2 Na NaOH NaF c) LiTeH LiSeH LiOH LiSH d) NaNH_2
Problem Set 4 Atomic Structure and the Periodic Table Name: Date: Lab Section: General Instructions Complete the following problems. Attach another sheet to give yourself space for problems 8,9,10 as needed. Assignment is due at the end of the lab period unless stated otherwise by instructor. 1.) Energy Levels and Sublevels for the Polyelectronic Atom (a) How many sublevels exist in the energy level (n = 5)? (b) How many orbitals exist in any f-sublevel? (c) What is the maximum...
please show detalied expalnation for solution Using the periodic table only, arrange the members of each of the following sets in order of increasing bond length (enter with no spaces e.g. C-Cl<C-l<C-Br): . C-Cl<C-Br<C-1 C-CI,C-I, C-Br II. C-C<C-N<co C-N, C-C, C-O I CHC-CI C-F.C-H,C-CI Answer 1: C-CI<C-Br<C- Answer 2: C-C<C-N<C-O Answer 3: C-H<C-F<C-CI
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...