Properties of Acids & Bases

1. Which substance tastes sour?

• Base

• Baking soda

• Acid

• All of the above

An alkali is

• Acid

• Base

• Base dissolved in water

• None of the above

When an acid splits in water and releases

• More hydroxide ions

• More hydrogen ions

• Less hydrogen ions

• Equal number or hydrogen & hydroxide ions

When a base splits in water, it releases

• Less hydroxide ions

• More hydrogen ions

• More hydroxide ions

• Both hydrogen and hydroxide ions

Bases

• Taste bitter

• Taste sweet

• Feel rough on skin

• Are clear in appearance

Strong Acids are

Strong bases are

An example of an everyday base is

• Lemons

• Tomatoes

• Batteries

• Soap

Which is not an everyday example of an acid

• Lemons

• Stomach acid

• Washing powder

• Insect bite

The pancreas produces a natural

• Acid

• Base

• Both Acid & Base

• None of the above