________ is unique among the elements because its electron is not shielded from its nucleus.
A)Cesium
B)Potassium
C)Hydrogen
D)Lithium
E)Sodium

Question

Quizplus · Accepted Answer

Hydrogen has only one electron which is associated with a single proton in its nucleus. Since the electron is the only one present, it is not shielded by any other electrons in the atom, resulting in a very strong attraction between the positively charged nucleus and the negatively charged electron. This makes hydrogen unique among the elements.

________ Is Unique Among the Elements Because Its Electron Is