Get personalized answers to your specific questions with IDNLearn.com. Ask anything and receive prompt, well-informed answers from our community of experienced experts.

What is an element? Arrow

What Is An Element Arrow class=

Sagot :

Answer:

One arrow is positioned in each box according to Hund's Rule which tells us to maximise the number of unpaired electrons in orbitals of the same subshell, and, to give those electrons the same "spin" (parallel spin).

Explanation: