Acids and Alkalis!

What type of acid is used in vinegar?

• Ascorbic acid

• Ethanoic acid

• Hydrochloric acid

• Nitric acid

Which of these acids are not corrosive?

• Nitric acid

• Ascorbic acid

• Sulfuric acid

Name any acid.

Who was the first person to use the word 'Alkali'?

• Louis Pasteur

• Archimedes

• Ibn Sina

• Jabir Ibn Hayyan

What happens when you put red litmus paper into an acid?

• It turns blue

• It stays red

• It burns

• It turns orange

Is toothpaste an alkali?

• Yes

• No

Sodium Hydroxide is completely safe to use.

• True

• False

A substance has a pH of 9, is it an Alkali or an Acid?

• An acid

• An alkali

What is the pH of water?

• pH 7

• pH 1

• pH 10

• pH 5

If a substance has a pH of less than 7, is it an acidic, neutral, or alkaline?

• Alkali

• Neutral

• Acid