Chem Vocab Unit 8

Question 1

acidic solution

Answer 1

concentration of hydrogen ions is greater than the concentration of hydroxide ions

Question 2

basic solution

Answer 2

concentration of hydroxide ions is greater than hydrogen ions

Question 3

amphoteric

Answer 3

substance capable of acting as either an acid or base by donating/accepting hydrogen ions

Question 4

Arrhenius model

Answer 4

provides knowledge about properties and bases

Question 5

bronstad-lowry model

Answer 5

describes acid-base interactions in terms of proton transfer between chemical species

Question 6

lewis model

Answer 6

shows the bonding relationship between atoms of a molecule and the lone pairs of electrons in the molecule

Question 7

strong acid

Answer 7

acid which ionizes completely in aqueous solution

Question 8

weak acid

Answer 8

acid that ionizes only slightly in aqueous solution

Question 9

strong base

Answer 9

base which completely ionizes in aqueous solution

Question 10

weak base

Answer 10

base that ionizes only slightly in aqueous solution

Question 11

ion product constant for water

Answer 11

product of molar concentrations of H+ and OH- at a specified temperature

Question 12

pH

Answer 12

negative log of the hydrogen-ion concentration of a solution

Question 13

pOH

Answer 13

negative log of the hydroxide-ion concentration in a solution