END OF MODULE 4 Test

Front

What are noble gases?

Back

Noble gases are a group of chemical elements that are characterized by having a full valence shell of electrons, making them stable and unreactive. Examples include Helium, Neon, Argon, Krypton, Xenon, and Radon.

Front

What is the shape of an s orbital?

Back

The s orbital is spherical in shape and can hold a maximum of 2 electrons.

Front

How many valence electrons does Aluminum have?

Back

Aluminum has 3 valence electrons.

Front

How many groups are there in the periodic table?

Back

There are 18 groups in the periodic table.

Front

What is an electron-dot diagram?

Back

An electron-dot diagram, also known as a Lewis dot structure, represents the valence electrons of an atom as dots around the element's symbol.

Front

What is the significance of valence electrons?

Back

Valence electrons are important because they determine how an atom can bond with other atoms and participate in chemical reactions.

Front

What are transition metals?

Back

Transition metals are elements found in groups 3-12 of the periodic table, known for their ability to form variable oxidation states and colored compounds.

Front

What are halogens?

Back

Halogens are a group of elements in group 17 of the periodic table, known for being highly reactive nonmetals. Examples include Fluorine, Chlorine, Bromine, Iodine, and Astatine.

Front

What is the maximum number of electrons that can occupy a p orbital?

Back

A p orbital can hold a maximum of 6 electrons.

Front

What is the electron configuration for Aluminum?

Back

The electron configuration for Aluminum is 1s² 2s² 2p⁶ 3s² 3p¹.