MODULE 4

Question 1

donates protons (Lowry-Bronsted) accepts electrons (Lewis)

Answer 1

ACID

Question 2

accept protons (Lowry-Bronsted) donates electrons (Lewis)

Answer 2

BASE

Question 3

complexation reaction between two or more species

Answer 3

COMPLEX

Question 4

species with at least one Lewis basic
site which can participate in complex formation.

Answer 4

LIGAND

Question 5

a compound which is almost completely dissociated in solution.

Answer 5

STRONG ELECTROLYTE

Question 6

a compound which remain significantly undissociated in solution.

Answer 6

WEAK ELECTROLYTE

Question 7

handling quantities which vary in magnitude through many powers of ten.

Answer 7

P NOTATION

Question 8

states that the position of an equilibrium always shifts in
such a direction as to relieve a stress that is applied to the system.

Answer 8

LE CHATELIER’S PRINCIPLES

Question 9

is a shift in the position of an equilibrium caused by adding one
of the reactants or products to a system

Answer 9

MASS ACTION EFFECT

Question 10

used to calculate the pH of butter solution in the form of its negative logarithm and inverting the concentration ratio to keep all signs positive

Answer 10

HENDERSON HASSELBALCH EQUATION

Question 11

most helpful when predicting whether a species will donate or
accept protons at a specific pH value.

Answer 11

Ka, pKa, Kb, pKb

Question 12

ionize essentially completely in a solvent

Answer 12

STRONG ELECTROLYTE

Question 13

ionize only partially.

Answer 13

WEAK ELECTROLYTE

Question 14

this are substances have natural positive or negative electric charges when dissolve in water

Answer 14

ELECTROLYTE

Question 15

formed when an acid loses a proton.

Answer 15

CONJUGATE BASE

Question 16

formed when a base accepts a proton.

Answer 16

CONJUGATE ACID

Question 17

acid that dissociates 100% into ions.

Answer 17

STRONG ACID

Question 18

does not dissociate 100% into ions

Answer 18

WEAK ACID

Question 19

base that is 100% ionized in solution.

Answer 19

STRONG BASE

Question 20

less than 100% ionized in solution

Answer 20

WEAK BASE

Question 21

ratio between the amount of reactant and the amount of product

Answer 21

EQUILIBRIUM CONSTANT

Question 22

influence of a solvent on chemical reactivity

Answer 22

solvent effect

Question 23

provides a basis for the interpretation of reactions in protonic solvents.

Answer 23

LOWRY BRONSTED

Question 24

a solution that contains a constant pH
when an external acid and a base is added into
it.

Answer 24

BUFFER

Question 25

conjugate base A will react with water and undergo hydrolysis, producing undissociated acid and hydroxyl ions with rise in pH.

Answer 25

WEAK ACID STRONG BASE

Question 26

production of hydrogen ions and enables an analogous

Answer 26

STRONG ACID WEAK BASE

Question 27

hydrolytic processes seen above will be expected to occur

Answer 27

WEAK ACID WEAK BASE

Question 28

When a metal ion reacts with a Lewis base in solution a complex ion is formed.

Answer 28

COMPLEXATION EQUILIBRIA

Question 29

Exist when a chemical compound in the solid state is in chemical equilibrium with a solution containing the compound.

Answer 29

SOLUBILITY EQUILIBRIA

Question 30

characteristics of salt. Equilibrium constant is known as solubility product.

Answer 30

DISSOLUTION WITH DISSOCIATION REACTION

Question 31

characteristics of the dissolution of weak acids or weak base in aqueous media of varying pH.

Answer 31

DISSOLUTION WITH IONIZATION REACTION