Molecules, Compounds, & Elements

Front

What is a molecular element?

Back

A molecular element is a substance that consists of two or more atoms of the same element bonded together, such as O2 (oxygen gas).

Front

What is a molecular compound?

Back

A molecular compound is a substance formed when two or more different types of atoms bond together, such as H2O (water).

Front

Which elements are diatomic?

Back

Diatomic elements are molecules composed of two atoms, and include H2, N2, O2, F2, Cl2, Br2, and I2.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances and is found on the periodic table.

Front

What is a molecule?

Back

A molecule is formed when two or more atoms bond together, which can be of the same or different elements.

Front

What is a compound?

Back

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

Front

What is a mixture?

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A mixture is a combination of two or more substances that are not chemically bonded, such as saltwater.

Front

What is the difference between an element and a compound?

Back

An element is a single type of atom, while a compound consists of two or more different types of atoms bonded together.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of elements organized by increasing atomic number, showing their properties.

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What is the significance of diatomic elements?

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Diatomic elements are important because they exist naturally as molecules made of two atoms, affecting their chemical behavior.