Acids and Bases

Front

What is an acid?

Back

An acid is a substance that donates protons (H+) in a solution and has a pH less than 7.

Front

What is a base?

Back

A base is a substance that accepts protons (H+) or donates hydroxide ions (OH-) in a solution and has a pH greater than 7.

Front

What is the pH scale?

Back

The pH scale is a measure of how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What is a neutral substance?

Back

A neutral substance has a pH of 7, meaning it is neither acidic nor basic.

Front

What is the characteristic taste of acids?

Back

Acids typically have a sour taste.

Front

What is the characteristic taste of bases?

Back

Bases typically have a bitter taste.

Front

What happens when an acid reacts with a base?

Back

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

Front

What is an example of a common acid?

Back

Lemon juice is a common acid, primarily due to citric acid.

Front

What is an example of a common base?

Back

Baking soda (sodium bicarbonate) is a common base.

Front

What is a corrosive substance?

Back

A corrosive substance is one that can damage or destroy other materials, often associated with strong acids.