Discover the answers you need at Westonci.ca, a dynamic Q&A platform where knowledge is shared freely by a community of experts. Get detailed answers to your questions from a community of experts dedicated to providing accurate information. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

What noble-gas element has the same number of electrons as each of the following ions?
O2-, P3-, Ca2+, K+


Sagot :

Argon, as all of the ions have 18 electrons.