Periodic Table

Front

What are the electrons in the outermost shell of an atom that are involved in forming bonds called?

Back

Valence electrons.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Front

What is the term for the total number of protons and neutrons in an atom?

Back

Atomic mass.

Front

What do we call the vertical columns on the periodic table?

Back

Groups.

Front

Which group of elements is found in group one of the periodic table and is highly reactive?

Back

Alkali metals (Group 1).

Front

What are the most reactive nonmetals found in Group 17 of the periodic table called?

Back

Halogens.

Front

What is the periodic table?

Back

A tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.

Tags

NGSS.HS-PS1-1

Front

What is the significance of the atomic number in the periodic table?

Back

It represents the number of protons in the nucleus of an atom and determines the element's identity.

Front

What are transition metals?

Back

Elements found in groups 3-12 of the periodic table, known for their ability to form various oxidation states and colored compounds.

Front

What is the difference between metals and nonmetals in the periodic table?

Back

Metals are typically good conductors of heat and electricity, malleable, and ductile, while nonmetals are poor conductors and are often brittle.

Front

What are noble gases, and where are they located on the periodic table?

Back

Noble gases are elements in Group 18 that are characterized by their lack of reactivity due to having a full valence shell.