first identify the trend in period and group and then
arrange them in the order as follows
15. Arrange in order of increasing electron affinity (less negative to more negative). Y Li Geci...
Arrange the elements in each of the following groups in order of increasing electron affinity (more negative value): B, C, N, O, F
Arrange these elements in order of increasing electron affinity: Sr, N, Si, P, Ga, Al.
Rank the elements below in increasing order of electron affinity using number 1-4 (1 = least negative EA and 4 = most negative EA) C N F Li
79. Choose the element with the more negative (more exothermic) electron affinity from each pair b. BorS a. Na or Rb c. Cor N d. Li or F 80. Choose the element with the more negative (more exothermic) electron affinity from each pair. a. Mg or S d. Ga or Br b. Kor Cs c. Si or P
10. Which one of the following correctly arranges electron affinity (EA) in increasing order from smallest to highest: A) Sr Rb <Sb <Sn<Te B) Rb Sr < Sn Sb <Te C) Rb Sr <Sb <Sn<Te D) Sr Rb <Sn Sb <Te E) Te <Sb <Sn<Sr <Rb 15. Which pair of ions exhibits the greatest attractive force between them A) Cape and on B) K and S2 C) K and CI D) Na and I E) Cat and I
Arrange the following ionic compounds in order of increasing (ie. more negative) lattice energy LiF SrO NaCl Li2O Al2O3 KBr MgO
1. Which of the following is a correct set of quantum numbers for an electron in a 4p orbital? a. n = 4, l = 1, ml = 3 b. n = 4, l = 1, ml = +1 c. n = 4, l = 0, ml = -1 d. n = 4, l = 2, ml = 0 2. Arrange the elements K, Mg, Ar, and Na in increasing order of the energy required to remove the first electron...
Question 4 3. (20 marks) Arrange the following elements in the order of: a) Increasing radius: Cl', K*, Ar, Ca2*; b) Increasing radius: As, Br, P, Al; c) Increasing radius: N, S, F, Br; d) Increasing electron affinity: Si, P, Cl, C; e) Increasing ionization energy: Al, Rb, Mg, Ca, Mg 4. (20 marks) The following three Lewis structures can be drawn for N2O: N N-O :N-N=O:-:N=N=ö: a) Show the correct formal charges on each atom. Considering these values, which...
eleven an energy level? eren 15) Why does it take more energy to remove an electron from Althan from Al? 16) Distinguish between an atom in its ground state and an excited atom. 17) Which of the following notations shows the electron configuration of a neutral atom in an excited state? Name the element, and explain how you know if it is excited or not: 1s 2s 2p' (b) 1s 2s 2p 3s! Oxygen is in excited States oxygen crtom...
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...