Acids and Bases

Types of Acids/Bases

100

Arrhenius acids have what type of positive ion in solution?

Hydrogen ion

200

According to one acid base theory a water molecule acts as an acid when the molecule ___________ a ______ ion

accepts, H⁺

300

Which of the following is a Bronsted Lowry acid?

NH₄⁺

LiOH

NH3

LiH

NH₄⁺

400

Identify the acid in the following reaction

CO₃^-2 + H₂O <-- --> HCO₃^- +OH^-

H₂O

500

What is the term that describes a substance that can be both an acid and a base?

Amphoteric

pH

100

What pH range is considered an acid?

Less than 7

200

What is the pH of a solution with a concentration of 1x10^-12

12

300

What is the pH of a solution with a H⁺ concentration of .000001

6

400

If the pH changes from 4 to 2 what happens to the H⁺ and by what factor?

The concentration increases by 100x

500

If the pH of a solution starts at 7 and the concentration of H⁺ increases 1000x what is the end pH?

10

Acid Base Indicators

100

Both HNO3 and CH₃COOH are both classified as Arrhenius _________ and turn litmus _________

acid, red

200

Describe the pH of a solution if it turns bromthymol blue yellow and and bromcresol green yellow

pH is below 3.8

300

When tested, a solution turns red litmus to blue. This indicates the solution contains more 

(A) H⁺ ions than OH^-

(B) H₃O⁺ions than OH^-

(C)OH^- ions than H₃O⁺

(D)H⁺ and OH^-  ions than H₂O

(C)

400

What color will methyl orange be in a solution with a pH of 3.5?

Orange

500

Which of the following would turn phenolphthalein pink?

HNO₃

CH₃OH

CH₃COOH

Ca(OH)₂

Ca(OH)₂

Acid/Base Reactions

100

What is the word equation for a neutralization reaction?

Acid + Base --> Water + Salt 

200

Give an example of a metal that will not react with an acid

Cu, Ag or Au

300

KOH + HNO₃ --> H₂O + KNO₃ What type of reaction is this?

Neutralization

400

What salt is produced when sulfuric acid and calcium hydroxide react completely?

CaSO₄

500

Predict the products of the reaction: 

HNO₃ + Ca(OH)₂ --> ??

H₂O + Ca(NO₃)₂

Titration

100

What color does the acid turn in the flask when neutralization has occurred?

Light pink

200

What is the concentration of an acid when 30mL of .5M base is used to neutralize 50mL of acid?

.3M

300

What volume of .1M NaOH(aq) would be needed to completely neutralize with 50.0 milliliters of .3M HCl(aq)?

150 mL

400

How many milliliters of 0.600M H₂SO₄ are required to exactly neutralize 100 milliliters of 0.300M Ba(OH)₂?

50mL

500

Using the data shown, what is the concentration of H₂SO₄?

.24M