Atomic Structure Quiz

By what factor is a proton larger than an electron?

• 3 times

• 10 times

• Protons are larger than electrons

• 100 times

Identify the three main components of an atom and their respective charges from the options below:

• Proton (positive), Neutron (neutral), Electron (negative)

• Proton (negative), Neutron (positive), Electron (neutral)

• Proton (neutral), Neutron (negative), Electron (positive)

• Proton (positive), Neutron (negative), Electron (neutral)

Compared to an electron, how many times heavier is a proton?

• 100 times

• 1840 times

• 500 times

• 10 times

What principle is described by the law of charges?

• All charges repel

• Like charges repel, unlike charges attract

• All charges attract

• Like charges attract, unlike charges repel

What force is responsible for keeping electrons in orbit around an atom's nucleus?

• Centripetal Force

• Gravitational force

• Nuclear force

• Centrifugal force

In an atom, where can you find the valence electrons?

• In the proton

• In the outer shell

• In the nucleus

• In the inner shell

Conductors typically contain how many valence electrons?

• 1-3

• 4-6

• 7-8

• 9-10

Insulators typically contain how many valence electrons?

• 1-3

• 4-6

• 7-8

• 9-10

What is the typical number of valence electrons in semiconductors?

• 1-3

• 4

• 7-8

• 9-10

How can one best describe the distinction between an atom and a molecule?

• An atom is the smallest part of an element, a molecule is the smallest part of a compound

• A molecule is a single particle, an atom is a group of particles

• A molecule is charged, an atom is neutral

• An atom contains electrons, a molecule does not