Chemistry Unit Review

Front

How many valence electrons does Silicon (Si) have?

Back

Silicon (Si) has 4 valence electrons.

Front

What can be predicted from the location of an element on the Periodic Table?

Back

The properties of an element can be predicted from its location on the Periodic Table.

Front

What type of bond is formed when electrons are transferred from one atom to another?

Back

Ionic bond.

Front

In which section of the Periodic Table are Noble Gases found?

Back

Noble Gases are found in the red section of the Periodic Table.

Front

How many valence electrons does Nitrogen (N) have?

Back

Nitrogen (N) has 5 valence electrons.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is a covalent bond?

Back

A covalent bond is formed when two atoms share electrons.

Front

What are the main groups of the Periodic Table?

Back

The main groups are Alkali Metals, Alkaline Earth Metals, Transition Metals, Halogens, and Noble Gases.

Front

What is the significance of the Periodic Table's arrangement?

Back

Elements are arranged by increasing atomic number, which reflects their chemical properties.

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, conductive, and malleable, while nonmetals are dull, insulative, and brittle.