Acids, bases and salts test

What is the scale called that measures the strength of acids and bases?

• pH scale

• Acidity scale

• Corrosive scale

• Hydrogen scale

Which of these is a proton donor?

• A buffer

• A base

• A water molecule

• An acid

Which pH value indicates a neutral solution?

• 0

• 5

• 7

• 10

An example of a base is ammonia. In fact, most household cleaners are bases.

• True

• False

A strong base is characterized by which of the following?

• A high pH

• A low pH

• A proton donor

Acidic solutions contain high concentrations of which of the following?

• electrons

• hydrogen ions

• hydroxide ions

• water

If a substance is considered to be a base, that means it has which of the following set of properties?

• low concentration of H+ ions, has a pH value of 1 to 6

• low concentration of OH- ions, has a pH value of 1 to 6

• high concentration of H+ ions, has a pH value of 8 to 14

• high concentration of OH- ions, has a pH value of 8 to 14

What is produced when an acid reacts with a base?

• a base and water

• water and ethane

• water and salt

• water only

When found in food, acids often taste _______.

• sour

• salty

• bitter

• slippery

What is the chemical name for HCl?

• Hypochloric Acid

• Hypochlorous Acid

• Hydrochloric Acid

• Chloric Acid