Question 2001
Which transition element has the electronic configuration [Ar] 3d⁵ 4s²?
Question 2002
Which transition element has the electronic configuration [Ar] 3d⁶ 4s²?
Question 2003
Which transition element has the electronic configuration [Ar] 3d⁷ 4s²?
Question 2004
Which transition element has the electronic configuration [Ar] 3d⁸ 4s²?
Question 2005
Which transition element has the electronic configuration [Ar] 3d¹⁰ 4s²?