Chapter 3 Sections 1, 2, 3 & 4

Question 1

the combining of atoms to form molecules or compounds

Answer 1

chemical bond

Question 2

a compound made of oppositely charged compounds

Answer 2

ionic compound

Question 3

any compound that increases the number of hydronium ions when dissolved in water

Answer 3

acid

Question 4

a compound that can reversibly change color depending on conditions such as pH

Answer 4

indicator

Question 5

any compound that increases the number of hydroxide ions when dissolved in water

Answer 5

base

Question 6

the reaction of an acid and a base to form a neutral solution of water and a salt

Answer 6

neutralization reaction

Question 7

a value that is used to express the acidity or basicity (alkalinity) of a system

Answer 7

pH

Question 8

an ionic compound that forms when a metal atom replaces the hydrogen of an atom

Answer 8

salt

Question 9

a covalently bonded compound that contains carbon

Answer 9

organic compound

Question 10

an organic compound composed only of of carbon and hydrogen

Answer 10

hydrocarbon

Question 11

a class of energy giving nutrients that includes sugars, starches, and fiber; composed of one or more simple sugars bonded together

Answer 11

carbohydrate

Question 12

a type of biochemical that does not dissolve in water; fats and steroids are lipids

Answer 12

lipids

Question 13

a molecule that is made up of amino acids and that is needed to build and repair structures processes in the body

Answer 13

protein