ch3 chemical compunds

Question 1

chemical bond

Answer 1

the combining of atoms to form molecules or compounds.

Question 2

ionic compound

Answer 2

a compound that is made up positively charged ions.

Question 3

covalent compound

Answer 3

a chemical compound formed by the sharing of electrons.

Question 4

acid

Answer 4

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

Question 5

indicator

Answer 5

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

Question 6

base

Answer 6

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

Question 7

neutralization reaction

Answer 7

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

Question 8

pH

Answer 8

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

Question 9

salt

Answer 9

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

Question 10

organic compound

Answer 10

a covalently bonded compound that contains carbon

Question 11

hydocarbon

Answer 11

an organic compound composed only of carbon and hydrogen

Question 12

carbohydrate

Answer 12

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

Question 13

lipid

Answer 13

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

Question 14

protein

Answer 14

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

Question 15

nucleic acid

Answer 15

a molecule made up of subunits called nucleotides