Acids and Bases

Front

What color does litmus paper turn when testing a base?

Back

Blue

Front

What is a common property of bases?

Back

Bitter taste

Front

What pH value indicates a basic solution?

Back

Any value above 7, e.g., 8.1

Front

What ions are produced when Sodium Hydroxide (NaOH) dissolves in water?

Back

Negative hydroxide ions (OH-)

Front

What pH value indicates an acidic solution?

Back

Any value below 7, e.g., 4

Front

What is the pH range for neutral solutions?

Back

pH 7

Front

What is the taste of acids?

Back

Sour taste

Front

What happens to litmus paper in acidic solutions?

Back

It turns red.

Front

What is the chemical formula for Sodium Hydroxide?

Back

NaOH

Front

What is the effect of acids on metals?

Back

They typically react with metals, often producing hydrogen gas.