Organic Classes

Question 1

homologous series

Answer 1

family of molecule with:
same functional group
similar chemical properties
same general formula
each sucessive member differs by addition of -CH2

Question 2

organic class

Answer 2

molecules that have same functional group

Question 3

functional group

Answer 3

site of reactivity in a molecule

Question 4

can molecules have more than one functional group?

Answer 4

yes

Question 5

alkane functional group

Answer 5

alkanyl

Question 6

alkene functional group

Answer 6

alkenyl

Question 7

alkyne functional group

Answer 7

alkynyl

Question 8

alcohol functional group

Answer 8

hydroxyl

Question 9

arene functional group

Answer 9

phenyl

Question 10

trend in boiling points in homologous series (2)

Answer 10

boiling point increases as number of carbons increases
increased strength of london dispersion forces

boiling point decreases as number of branches increases
less surface area for london dispersion forces

Question 11

alkanes

Answer 11

homologous series
hydrocarbon
general formula: CnH2n+2
saturated

Question 12

alkenes

Answer 12

homologous series
hydrocarbon
general formula: CnH2n
unsaturated 
contain one C-C double bond

Question 13

alkynes

Answer 13

homologous series
hydrocarbon
unsaturated
general formula CnH2n-2
contains one C-C triple bond

Question 14

halogenoalkanes

Answer 14

homologous series
general formula: CnH2n+1X
halogen present

Question 15

alcohols

Answer 15

homologous series
general formula: CnH2n+1OH
single hydroxyl group present