What Elements Form Negative Ions - Nonmetals form negative ions (anions). Web a negatively charged ion (an anion) has more electrons than protons. These ions are negative because they contain more electrons than protons. In this ocr gcse chemistry study guide,. Web nitrogen’s position in the periodic table (group 15) reveals that it is a nonmetal. Questions tips & thanks want to join the conversation?. An oxygen atom gains two electrons to form.
Nonmetals form negative ions (anions). These ions are negative because they contain more electrons than protons. Questions tips & thanks want to join the conversation?. An oxygen atom gains two electrons to form. In this ocr gcse chemistry study guide,. Web nitrogen’s position in the periodic table (group 15) reveals that it is a nonmetal. Web a negatively charged ion (an anion) has more electrons than protons.