Show:
Electrolytes
Acids and Bases
Neutralization
pH Scale and pH Indicators
*BONUS*
100

A substance that partially dissociates (breaks down) into ions in water and produces a weak electrical current.

Weak Electrolyte 

100
What type of ion is produced in an Arrhenius acid?

Hydrogen ions (H+)

100

What is the definition of Neutralization?

When an acid and base react together to form a salt and water.

100

What does the pH scale measure?

It measures how acidic basic or neutral a substance is.

100

Is AgCl-----> Ag++Cl- an Electrolyte or Non-Electrolyte? 

Electrolyte

200

A substance that dissociates in water so that it conducts electricity.

Electrolyte

200

What type of ion is produced in an Arrhenius Base?

Hydroxide ions (OH-)
200

What ionic compound is formed in a neutralized reaction?


a) salt      c) liquid

b) water    d) base

Salt

200

Is a pH of 4 acidic or basic?

Acidic 

200

Complete the neutralization reaction:

_______ +________= LiBr(aq)+H2O (l)

HBr (aq)+LiOH (aq)=LiBr(aq)+H2O (l)

300

What is a substance that does not conduct an electric current when dissolved in water?

Non-Electrolyte 

300

Is LiOH an Acid or a Base? Explain.

Arrhenius Base because it produces an OH- ion.

300

In a neutralized reaction what Ions form together to make H2O?

The hydrogen ion (H+) and the Hydroxide ion (OH-).

300

Does a pH less than 7 have more or less concentration of H+?

More concentration of H+

300

What is the expected pH of a solution where EQUAL amounts of an acid and a base are reacted together?

a) pH of 8         c) pH of 5

b) pH of 3          d) pH of 7

d) pH of 7

400

Are Electrolytes Covalent or Ionic Compounds?

Ionic compounds

400

Is H3PO4 an Acid or a Base? Explain.

Arrhenius Acid because it produces an H+ ion.

400

Complete the neutralize reaction:

HF + NaOH----->_____________

HF + NaOH--------> NaF + H2O

400

What color is the indicator Phenolphthalein when its pH is 10?

a) yellow      c) blue

b) pink          d) Colorless

b) Pink

400

List the following solutions in order from GREATEST to LEAST OH- concentration

Solution A:pH of 3 

Solution B: pH of 9

Solution C:pH of 12

pH of 12, pH of 9 , pH of 3 (C,B,A)

500

Is HCl(aq)--->H+(aq) +Cl-(aq) an electrolyte or non-electrolyte

Electrolyte 

500

How many mL of 0.60 M sodium hydroxide solution is needed to neutralize 20 mL of a 0.50 M of a nitric acid solution?

VB=16.7 mL

500

Neutralize the reaction:

HNO2 (aq) +Mg (OH)2------>___________

HNO2 (aq) +Mg (OH)2------>_Mg(NO2)2 (aq)+H2O (l)

500

What indicator has a color of yellow when its pH is at 8.0?

a) Thymol Blue        c) bromcrescol green

b) litmus                  d) methyl orange 

a) Thymol blue

500

A 2.0 mL sample of HCl solution is exactly neutralized by 4.0 mL of a 6.0 M NaOH solution. What is the concentration of the HCl solution?

Ma=12