Elements and Compounds

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. It consists of only one type of atom.

Front

What is a compound?

Back

A compound is a substance formed when two or more different types of atoms bond together chemically.

Tags

NGSS.MS-PS1-1

Front

Where are elements located on the Periodic Table?

Back

Elements are organized in the Periodic Table based on their atomic number, electron configuration, and recurring chemical properties.

Front

What is the difference between an element and a compound?

Back

An element consists of only one type of atom, while a compound consists of two or more different types of atoms chemically bonded together.

Front

Can you give an example of an element?

Back

Helium (He) is an example of an element.

Front

Can you give an example of a compound?

Back

Water (H2O) is an example of a compound, consisting of hydrogen and oxygen atoms.

Tags

NGSS.MS-PS1-1

Front

What are some common examples of elements?

Back

Common examples of elements include Carbon (C), Oxygen (O), Hydrogen (H), and Nitrogen (N).

Front

What is the significance of the atomic number in the Periodic Table?

Back

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

Front

What is a molecule?

Back

A molecule is the smallest unit of a chemical compound that retains its chemical properties, formed by two or more atoms bonded together.

Tags

NGSS.MS-PS1-1

Front

What is the role of chemical bonds in compounds?

Back

Chemical bonds hold the atoms together in a compound, determining its properties and behavior.

Tags

NGSS.MS-PS1-1