Acids and Bases

Front

What is pH?

Back

pH stands for 'Potential of Hydrogen' and measures how acidic or basic a solution is.

Front

What pH number would be an example of a mild acid?

Back

A pH of 5 is an example of a mild acid.

Front

What pH number indicates a strong base?

Back

A pH of 14 indicates a strong base.

Front

What happens to red litmus paper when placed in a base?

Back

Red litmus paper turns blue when placed in a base.

Front

What do acids and bases have in common?

Back

Both acids and bases can conduct electricity.

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+) in a solution and has a pH greater than 7.

Front

What is the pH scale?

Back

The pH scale ranges from 0 to 14, with 7 being neutral, below 7 being acidic, and above 7 being basic.

Front

What is a neutral solution?

Back

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

Front

What is the effect of acids on metals?

Back

Acids can react with metals, often producing hydrogen gas and a salt.

Tags

NGSS.MS-PS1-2