Answer:
A. 8
Explanation:
8 valence electrons means you have a full shell.
Answer:
a b d
these are part of an ecosystem or can be
Answer:
See Explanation
Explanation:
Because you have to get through the d-block electron configurations for the rest of the p-block elements which is a hassle to do. You need to know how to account for electron stability, from which subshell to remove electrons, etc. because it is all weird for d-block.
Im sorry , Im confused reading this . maybe enter a image ?