Electronic Configurations and Transition Metals Quiz

Which noble gas is used as a reference for the electronic configuration of scandium?

• Argon

• Krypton

• Neon

• Xenon

What is the electronic configuration of chromium in its neutral state?

• 4s2 3d5

• 4s2 3d4

• 4s1 3d5

• 4s1 3d4

When forming a cation, from which shell are electrons removed first?

• The S subshell

• The D subshell

• The outermost shell

• The innermost shell

What is the electronic configuration of Fe 3+?

• Argon 3d4

• Argon 3d6

• Argon 3d5

• Argon 3d3

Which of the following is an exception in electronic configuration for copper?

• 4s2 3d9

• 4s1 3d9

• 4s1 3d10

• 4s2 3d10