Acids and Bases

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a substance is, ranging from 0 (most acidic) to 14 (most basic), with 7 being neutral.

Front

What is an acid?

Back

An acid is a substance that donates protons (H+) in a solution and typically has a sour taste.

Front

What is a base?

Back

A base is a substance that accepts protons (H+) in a solution and usually has a bitter taste.

Front

What is the taste of acids?

Back

Acids generally have a sour taste.

Front

What is the taste of bases?

Back

Bases generally have a bitter taste.

Front

What is an example of a common acid?

Back

Lemon juice is a common example of an acid.

Front

What is an example of a common base?

Back

Bleach is a common example of a base.

Front

What happens when an acid and a base react?

Back

When an acid and a base react, they undergo a neutralization reaction, producing water and a salt.

Tags

NGSS.MS-PS1-5

Front

What is the significance of the pH value of 7?

Back

A pH value of 7 indicates a neutral solution, meaning it is neither acidic nor basic.

Front

What does a pH value below 7 indicate?

Back

A pH value below 7 indicates an acidic solution.