basics of organic chem

Question 1

aldehyde

Answer 1

O=C-H

Question 2

ketone

Answer 2

C=O

Question 3

carboxylic acid

Answer 3

COOH

Question 4

molecular formula

Answer 4

num of atoms of each element in a molecule

Question 5

empirical

Answer 5

simplest whole number ratio

Question 6

structual formula

Answer 6

CH3CH2CH2CH3

in bracket = not in straight chain
(CH2)2 = two CH2 in a row

Question 7

alkane general formula

Answer 7

CnH2n+2

Question 8

homologous series

Answer 8

group of chemical with the same functional group but differ by CH2

Question 9

functional group

Answer 9

group of atoms responsible for molecules reactivity

Question 10

aromatic

Answer 10

contains benzene ring

Question 11

aliphatic

Answer 11

does not contain a benzene ring

Question 12

alicyclic

Answer 12

contains non benezene ring

Question 13

strucutal isomer

Answer 13

same molecular formula but diff strucutal formula

Question 14

homolytic fission

Answer 14

each atom get a electron

Question 15

heterolytic fission

Answer 15

one atom gets both

Question 16

radical

Answer 16

unpaired electron

Question 17

curly arrow

Answer 17

movement of a pair of electrons

.start from lone pair or bond
.end at a atom