2. Atomic Structure HL

1.What is the electron configuration for an atom with Z = 22?

2. What is the total number of p orbitals containing one or more electrons in germanium (atomic number 32)?

3. How many electrons are there in all the d orbitals in an atom of xenon?

4. Which is correct about the element tin (Sn) (Z = 50)?

Number of main energy levels containing electrons		Number of electrons in highest main energy level
A.	4		4
B.	4		14
C.	5		4
D.	5		14

5. What is the total number of electrons in p orbitals in an atom of iodine?

6. A transition metal ion X2+ has the electronic configuration [Ar]3d9. What is the atomic number of the element?

7. How many orbitals are there in the n = 3 level of an atom?

8. What is the electron configuration for the copper(I) ion, (Z = 29)?