Periodic Table Quiz

Which particle identifies the atom on the Periodic Table?

• electron

• nucleus

• proton

• neutron

When is an atom neutral?

• equal number of protons and neutrons

• equal number of neutrons and electrons

• equal number of protons and electrons

The weighted average of the masses of all the naturally occurring forms of an element can be seen on the Periodic Table as the __________ __________.

• atomic mass

• atomic number

• electron configuration

• valence electrons

A subatomic particle with no charge and a mass of 1 amu located in the nucleus of an atom.

• proton

• neutron

• element

• electron

What is the rounded atomic mass?

• 79

• 79.196

• 197

• 365

Using the picture, how many neutrons does 1 atom of gold have?

• 196.967

• 79

• 120

• 118

The smallest particle into which an element can be divided and still be the same substance.

• element

• proton

• electron

• atom

The arrangement of elements based on their atomic numbers is found here.

• Poster of Matter

• Periodic Grid

• Chart of Compounds

• Periodic Table

Determine the atomic mass and atomic number of a chlorine atom that has 17 protons and 18 neutrons.

• Atomic Number 18, atomic mass 1

• Atomic Number 17, atomic mass 45

• Atomic Number 18, atomic mass 17

• Atomic number 17, atomic mass 35

If Magnesium has 12 protons, 13 neutrons, and 12 electrons, what is the atomic mass?

• 24

• 12

• 25

• 1