10. Which of the following terms accurately describes the energy associated with the process: Li(g) →...
Select which process describes the following energy changes. (Ionization energy, electron affinity, bond enthalpy, or standard enthalpy of formation A. F(g) + e- => F-(g) B. F2(g) => 2F(g) C. Na(g) => Na+(g) + e- D. Na(s) + 1/2F2(g) => NaF(g)
Which of the following accurately describes the relationship between bond length, electronegativity, and potential energy in chemical bonds? Select only ONE answer choice. Group of answer choices The greater the electronegativity difference between two bonded atoms, the longer the bond length, the greater the potential energy in chemical bonds The greater the electronegativity difference between two bonded atoms, the shorter the bond length, the greater the potential energy in chemical bonds The greater the electronegativity difference between two bonded atoms,...
Question 50 of 52 The energy released in the reaction F(g) + € → F-(g) is known as the A) Ionization energy B) Electron affinity C) Enthalpy of ionization D) Electronegativity E) Enthalpy of electronegativity
7. Answer each of the following using only the periodic trends. a. Circle the atom with the larger atomic radius, Na or Si. b. Circle the atom with the larger lonization Energy, 0 or S. c. Circle the atom with the more favorable Electron Affinity, I or Br. d. Circle the atom with the largest Effect Nuclear charge, Be or N. e. Circle the atom with the largest Electronegativity, S or P. 8. Answer each of the following using only...
Using the data below, calculate the change in energy expected for each of the following processes. Successive Ionization Energies (kJ/mol) Atom Li 11 | 12 520.7282 590.1145 Ca 500 UAE Electron Affinities of the Halogens Atom Electron Affinity (kJ/mol) -295.2 CI -348.7 a. Li(9) + I(9) Lit (9) +I (9) Change in energy = kJ b. Ca(g) + Cl(g) + Cat (g) + C14 (9) Change in energy = kJ c. Cat(g) + C1(g) → Ca2+(g) + CI+ (g) Change...
please answer all of the following questions. no work needs to be shown. 14) Choose the valence orbital diagram that represents the ground state of 2 7600 wells and -10°C A) 3d 2p 15) How many valence electrons do the halogens possess? A) 2 B) 1 E) 6 D) 5 C) 7 16) Halogens can react with each other to form A) metal halides. B) covalent bonds. C) salts. D) hydrogen halides. E) ionic bonds. 17) No two electrons can...
(1 point) Consider the series 4+(-4)" 8" Which of the following statements accurately describes the series? A. It converges to B. It converges to 38 C. It converges to 21 - D. It converges to E. None of the above, the series diverges.
Calculate the lattice energy for LiF(s) given the following: sublimation energy for Li(s) = +166 KJ/mol delta Hf for F(g) = +77 KJ/mol first ionization energy of Li(g) = +520 KJ/mol electron affinity of F(g) = -328 KJ/mol enthalpy of formation of LiF(s) = -617 KJ/mol
9. Differentiate between the following terms with examples. a. Alkali metals and alkaline earth metals b. Ionization and ionization energy c. Electronegativity and electron affinity
COnsider the following elements; Li Al Mg I S N a) Most Metallic? b) Least Metallic? C) Lowest Electronegativity? d) Highest ionization energy? e) Largest atomic radius? f) Which are non-metals? g) Which are conductors? h) Highest electron affinity? I) List them in order from small atomic to large size. J) Would gain two electrons to form ion? K) Would iodide ion considered to be cations or anions? L) Would lithium ion be larger or smaller than lithium atom? M)...