Acids and Bases

Question 1

Lewis Acid

Answer 1

Electron acceptor

Question 2

Lewis Base

Answer 2

Electron donor

Question 3

Bronsted-Lowry acid

Answer 3

H+ donor

Question 4

Bronsted Lowry Base

Answer 4

H+ acceptor

Question 5

What does amphoteric mean?

Answer 5

Can be either an acid or a base depending on what its mixed with
Ex: water

Question 6

Strong acids:

Answer 6

HCl
HBr
HI
HNO3
HCLO4
H2SO4

completely dissociate (ionize) in water

Question 7

What is a strong acids conjugate base?

Answer 7

Weak conjugate base

Question 8

What is a weak acids conjugate base?

Answer 8

Strong base

Question 9

Strong bases:

Answer 9

LiOH
NaOH
KOH
Ca(OH)2
Sr(OH)2
Ba(OH)2

completely ionize in water

Question 10

What is Kw?

Answer 10

Water constant-measure of self ionization of water

Question 11

pH + pOH= ____

Answer 11

14

Question 12

Equation to solve for pH

Answer 12

pH= -log [H3O+]

Question 13

What does acidity level depend on?

Answer 13

How easy it is to give up and H+

The easier it is to give up H+= the more acidic

Question 14

What is Ka?

Answer 14

Acid dissociation constant

Question 15

What does a larger Ka mean?

Answer 15

The easier it is to remove a proton (more acidic)

Question 16

How is pKa different from Ka?

Answer 16

pKa is a broader scale

lower pKa means more acidic

Question 17

What is waters pKa?

Answer 17

16