Acids and Bases Quiz

In a neutralization reaction, what are the products of a reaction between an acid and a base?

• Another acid and base
• Carbon dioxide and a salt
• Water and a salt
• Either two acids or two bases

Which range of numbers represent basic solution?

• 0-6
• 7
• 8-14
• 3-9

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Pure water has a pH of 7. Pure water _______.

• is a base
• is a neutral substance
• could be either an acid or a base
• is an acid

Which of these pH values represent an acid?

• 4

• 8

• 10

• 12

What methods can you use to measure the pH of a solution?

• Observing color or clarity
• Measuring mass or volume
• Measuring density or electrical conductivity
• Using acid base-indicators or pH meters

When dissolved in water, acids produce:

• bases
• salts
• hydrogen ions
• hydroxide ions

Acid + base --> ?

• salt + hydrogen gas + water
• salt + carbon dioxide + water
• salt + water
• salt only

If you combine an acid and a base, this occurs.

• acidification
• basification
• neutralization
• negativation

Tags

NGSS.MS-PS1-5

Which is true?

• pH of less than 7 is basic; pH of more than 7 is acidic

• pH of less than 7 is acidic; pH of more than 7 is basic