Acids and Bases Review

What is the taste characteristic of bases?

• Sweet

• Sour

• Bitter

• Salty

What is a strong acid?

• An acid that partially dissociates in water.

• An acid that completely dissociates in water.

• An acid that has a pH of 7.

• An acid that is safe to drink.

What happens to blue litmus paper when it is placed in an acid?

• It turns green.

• It turns yellow.

• It turns red.

• It remains blue.

What is the pH value of a strong acid?

• 0

• 1

• 7

• 14

What is the relationship between pH and hydrogen ion concentration?

• As pH decreases, hydrogen ion concentration increases.

• As pH increases, hydrogen ion concentration increases.

• pH has no effect on hydrogen ion concentration.

• As pH decreases, hydrogen ion concentration remains constant.

Which common substance is considered most acidic?

• Lemon Juice.

• Vinegar.

• Milk.

• Water.

What taste is associated with acids?

• Sweet

• Bitter

• Sour

• Salty

What is the general formula for acids?

• H2O, where H is hydrogen and O is oxygen.

• HA, where H is hydrogen and A is an anion.

• HCl, which is a specific acid formula.

• H2SO4, which is a formula for a base.

What is the pH range of acids?

• 0 to 3

• 4 to 6

• 0 to 7

• 7 to 14

What is the pH range of bases?

• 0 to 7

• 7 to 14

• 4 to 10

• 1 to 6