Acids and Bases

What is the pH range for acids?

• 0 to 14

• 1 to 7.99

• 0 to 8.99

• 0 to 6.99

Give an example of a strong acid.

• Acetic acid (CH3COOH)

• Hydrochloric acid (HCl)

• Sulfuric acid (H2SO4)

• Nitric acid (HNO3)

Define the term 'neutralization'.

• A type of chemical bonding

• A chemical reaction between an acid and a base, resulting in the formation of water and a salt.

• The formation of a gas in a chemical reaction

• The process of making a solution more acidic

What is the pH of a neutral solution?

• 5

• 10

• 7

• 3

Explain the concept of 'acid-base indicators'.

• Acid-base indicators are substances that conduct electricity based on the pH of the solution they are in.

• Acid-base indicators are substances that emit light based on the pH of the solution they are in.

• Acid-base indicators are substances that solidify based on the pH of the solution they are in.

• Acid-base indicators are substances that change color depending on the pH of the solution they are in.

What is the pH range for bases?

• pH 1 to 6

• pH 8 to 14

• pH 7 to 14

• pH 0 to 7

What is the chemical formula for hydrochloric acid?

• CO2

• H2O

• NaCl

• HCl

How do acids taste?

• Sour

• Salty

• Bitter

• Sweet

What is the common name for sodium hydroxide?

• Hydrochloric acid

• Caustic soda

• Bleach

• Soda ash

What happens when an acid reacts with a metal?

• Hydrogen gas and a salt are produced.

• Carbon dioxide gas and a salt are produced.

• Oxygen gas and water are produced.

• Nitrogen gas and a base are produced.