SC23b Alcohols

Question 1

what are the alcohols in order?

Answer 1

methanol, ethanol, propanol, butanol

Question 2

molecular formula of methanol and ethanol?

Answer 2

methanol, CH₃OH
ethanol, C₂H₅OH

Question 3

molecular formula of propanol and butanol?

Answer 3

propanol, C₃H₇OH
butanol, C₄H₉OH

Question 4

structural formula of methanol?

Answer 4

. H
H-C-O-H
H

Question 5

structural formula of ethanol?

Answer 5

. H H
H-C-C-O-H
H H

Question 6

structural formula of propanol?

Answer 6

. H H H
H-C-C-C-O-H
H H H

Question 7

structural formula of butanol?

Answer 7

. H H H H
H-C-C-C-C-O-H
H H H H

Question 8

what functional group do alcohols have?

Answer 8

-OH

Question 9

what is the general formula of alcohols?

Answer 9

CₙH₂ₙ₊₁OH

Question 10

functional group?

Answer 10

the atom or group of atoms in a molecule that is responsible for its main chemical reactions

Question 11

what happens when there is a longer carbon chain?

Answer 11

becomes less reactive

Question 12

uses of alcohols? 4

Answer 12

~solvents for cosmetics
~solvents for medical drugs
~solvents for varnishes
~fuels, methanol and ethanol