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.

Tags

NGSS.MS-PS1-1

Front

What is a base?

Back

A base is a substance that accepts protons (H+) and has a slippery texture, with a pH greater than 7.

Front

What is the pH scale?

Back

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

Front

What pH value represents a neutral solution?

Back

A pH value of 7 represents a neutral solution.

Front

What happens to metals when they come in contact with acids?

Back

Acids can corrode metals, leading to damage or dissolution of the metal.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is a common property of bases?

Back

Bases often feel slippery to the touch and can neutralize acids.

Front

What is the chemical formula for hydrochloric acid?

Back

The chemical formula for hydrochloric acid is HCl.

Front

What is the chemical formula for sodium hydroxide, a common base?

Back

The chemical formula for sodium hydroxide is NaOH.

Front

What is an example of a strong acid?

Back

An example of a strong acid is sulfuric acid (H2SO4).

Tags

NGSS.MS-PS1-5

Front

What is an example of a strong base?

Back

An example of a strong base is potassium hydroxide (KOH).