2. Atoms & Elements

Which statement is true of all atoms that are anions?

Which of the following elements tends to form anions when bonding with other elements?

Which two particles have opposite charges?

Which of the following species is isoelectronic with Ne?

The net charge on an atom of a given element changes as ______ are added or removed.

Which of the following statements correctly describes the atomic number of a cation formed when a neutral sodium atom loses one electron?

What is the charge on the nitrate ion (NO_3)?

What is the charge on a sodium ion?

Which of the following ions has ten electrons in its outermost n=2 subshell?

Which of the following best describes a cation and its typical location on the periodic table?

What is the most common charge of the copper(II) ion?

Shown below is an ion from a salt molecule. Which statement best explains how this ion was formed?

Which of the following ions is classified as a monatomic ion?

Which of the following is the typical charge of an oxide ion formed by oxygen?

What is the ionic charge of an ion that contains 13 protons and 10 electrons?