Which of the following elements has a ground-state electron configuration different from the predicted one? A) Cu B) Au C) Ti D) C1

Select the name of the element that forms a 2+ ionwith electron configuration [Ar] 3d3.

Select all of the following ions that are paramagnetic in their ground state. Co3+ O Zn2+ Ti4+ Ag* Cr2+ 02-

4. Use short notation to write the electron configuration of: A) Se B) Te-²

Which of the following elements has the smallest atomic radius?     A)Sb B)I C)Te D)Rb E)Sn

1. Write the electron configuration and draw the orbital diagrams of the following elements  a) C2+   b) Na   c) Al

Which element has the smallest atomic radius?a) C b) Si c) Be d) F

An unidentified element is known to have an electron configuration, [X] ns2, in its ground state. This element must be in the same family as radon (Rn) O rubidium (Rb) arsenic O radium (Ra) O lead

18 19 20 21 22 23 Write the electron configuration for a carbon anion with a charge of -1. 11 3 ? Continue 7. X 24 25 26

Give the full electron configuration for Gallium