Write the electron configuration for Cobalt (atomic #29).  You may use the noble gas configuration.

What is the difference between ionic radius and atomic size?

Write the electron configuration for Ge. Identify the valence electrons and the core electrons.

What is electron affinity?   energy change associated with the gaining of several of electrons required to complite the outermost orbital of the atom in the gaseous state energy change associated with the gaining of a proton by the atom in the gaseous state energy change associated with the gaining of several electrons to complete the outermost sublevel of the atom in the gaseous state energy change associated with the gaining of an electron by the atom in the gaseous state

List the following from smallest to largest atomic radius.  Cl, Na, K

Using its electron configuration, explain why antimony can form 3+ or 5+ cations.

4. Which of the following aqueous soluti ons is the best conductor of electricity? A 0.10M CH,OH R LOM CH,OH C. 0.10 M NaOH D. 1.0M NaDH

Specify the correct answer.  2

Describe the trend in ionization energy as you move across the periodic table and down the periodic table. Explain why thesetrends areobserved.

Which atom will have a greater ionization energy? Calcium Barium