Please help with all parts of #2 & 3

2. In the space below, write the Noble Gas (abbreviated) electron configurations of the following elements: a. cobalt b. silver c. tellurium d. radium e. lawrencium 3. Write a ground state electron configuration for these ions. Remember that ions have a change in the total number of electrons (positive have lost electrons and negative have gained). Example: N is 1822s22p'. It has three extra electrons a. 02 b. Fe2+ 3+ c. B d. Ni2+ e. K* f. Co3+ g. F