06. The Periodic Table and Elements

In the element box, the number 29 is the:

• atomic number

• mass number

• atomic mass

• group number

Elements on the modern Periodic Table are in order of the:

• element name

• element symbol

• atomic mass

• atomic number

The rows of the Periodic Table correspond to the number of:

• electron shells

• valence electrons

• protons

• neutrons

The three types of elements are:

• metals, nonmetals, and liquid metals

• metals, nonmetals, and metalloids

• metals, solids, and liquids

• metalloids, asteroids, and nonmetals

Elements are determined by:

• the number of protons

• the mass of the nucleus

• the number of neutrons

• the number of electrons

Atoms of elements that are in the same Representative Group have the same number of:

• protons.

• neutrons.

• valence electrons.

• total electrons

Which group of elements is very stable due to the fact that they have a full outermost energy level?

• Alkali Metals, 1A

• Halogens, 7A

• Alkaline Earth Metals, 2A

• Noble Gases,8A

Tags

NGSS.HS-PS1-1

The mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom:

• atomic mass

• nucleic mass

• atomic number

• mass number

How many electrons does a Copper atom have if the atom is neutral?

• 63

• 29

• 92

• 34

Tags

NGSS.HS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1