CHEM 1201 Study Guide - Midterm Guide: Electron Affinity, Electron Configuration, Atomic Radius
Document Summary
Construct a condensed electron configuration for the following atom. Identify which indicated valence electrons experience more or equal shielding. A1 a2 a3: a1 ______ a2, a2 ______ a3. Activity 1: atomic radii: rank the following atoms by increasing atomic radius, ga, n, cs, as, in, sr, se, o, rb, br. Session code: 1295: cl, cl-,s2, cl-, ca2+, ga3+, s2-, k+ Activity 2: electron affinity: which atom has the most positive electron affinity, na and f, br and se, n and o, ca and k, 1s22s22p63s23p5 and 1s22s22p63s2. Activity 4: isoelectronic species: give at three examples of a species that is isoelectronic with the given atom, p, xe, al3, i- Activity 1: lattice energy: rank the ionic compounds by increasing lattice energy, ki, rbi, rbf, kf. Activity 2: bond polarity: rank the molecules according to increasing bond polarity, ch4, h2o, hf, nh3, hcl, hf, hi, hbr, c f, o f, be f, o cl, s br, c p, h h.
