Exam 1: Atomic Structure

The number of electrons that can be contained in any one shell is found by the formula ____, where N is the number of the shell.

The ____ theory states that current flow is produced when an electron from one atom knocks electrons of another atom out of orbit.

The smallest atom is ____, which contains one proton and one electron.

The two most common materials used in the production of electronic components are ____ and germanium.

The particle that holds the nucleus together is a quark known as a(n) ____.

The negative terminal is created by causing an excess of electrons to form at that terminal and the positive terminal is created by removing a large number of electrons from that terminal.

Materials that are made from atoms containing seven or eight valence electrons are known as ____.

The outer shell of an atom is known as the nuclear shell.

____ is the best natural conductor of electricity.

Opposite charges repel and like charges attract.

The ____ is the basic building block of the universe.

Electrons located in the outer shell of an atom are known as ____ electrons.

Semiconductors contain ____ valence electrons.

____ are the smallest part of a compound.

The ____ and proton combine to form the nucleus of the atom.

____ are materials that are neither good conductors nor good insulators.

Water is a compound, not an element.

Matter is any substance that has mass and occupies space.

Atoms have a set number of electrons that can be contained in one shell, called an electron ____.

____ are materials that permit electrons to flow through them easily.