Periodic Table

Front

What are noble gases?

Back

Noble gases are a group of elements in Group 18 of the periodic table that are colorless, odorless, and tasteless. They are known for being very unreactive due to having a full valence shell.

Front

Which color on the periodic table represents noble gases?

Back

Black.

Front

What do halogens produce when they combine with alkali metals?

Back

They produce salts.

Front

What is the most reactive alkali metal?

Back

Cesium.

Front

Who first ordered the periodic table by atomic mass?

Back

Dmitri Mendeleev.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of chemical elements, organized by increasing atomic number, electron configuration, and recurring chemical properties.

Front

What are alkali metals?

Back

Alkali metals are the elements in Group 1 of the periodic table, known for being highly reactive and having one electron in their outermost shell.

Front

What are halogens?

Back

Halogens are the elements in Group 17 of the periodic table, known for being very reactive and forming salts when combined with alkali metals.

Front

What is atomic mass?

Back

Atomic mass is the weighted average mass of an element's isotopes, measured in atomic mass units (amu).

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.