Acid/Base

Question 1

What are the three different definitions that differentiate acid and base?

Answer 1

1. Arrhenius definition
   Acid gives hydrogen positive ions and base gives hydroxide ions when they dissolve into solution.
2. Bronsted-Lowry definition
   Acid is a proton donor, and base is a proton acceptor.
3. Lewis definition
   Acid is electron acceptor and base is electron donor.

Question 2

Strong acids

Answer 2

HCL
HBR
HI
H2SO4
HNO3
HCLO4
HCLO3

Question 3

Strong base

Answer 3

Group 1 hydroxides
Calcium hydroxide
Strontium hydroxide
Barium hydroxide

Question 4

Out of strong bases and weak bases, which conducts electricity better?

Answer 4

Strong bases

Question 5

Out of strong acids and weak acids, which conduct electricity better?

Answer 5

Strong acids

Question 6

Universal indicator

Answer 6

Question 7

The reaction between acid and carbonate results in

Answer 7

Carbon dioxide
Water
Salt

Question 8

What does pH represent

Answer 8

How acidic a solution is

Question 9

What does pOH represent

Answer 9

How basic a solution is

Question 10

What does pKa represent?

Answer 10

How strong an acid is

Question 11

What does pKb represent?

Answer 11

How strong a base is

Question 12

True or false: The values of Kw and pKw can be altered by changing the concentration of hydronium ions

Answer 12

False: Kw and pKw are equilibrium constants and they can only be altered by changing the temperature.

Question 13

kW is equal to _____ at standard temperature 25 degrees.

Answer 13

10 to the power of negative 14.

Question 14

In order to be classified as an oxyacid, one must have _____

Answer 14

1. At least one hydrogen atom
2. At least one oxygen atom
3. At least one other atom
4. At least one hydrogen atom must be bonded to a hydrogen atom