introduction to organic chem

Question 1

what is structural isomerism and examples of it

Answer 1

same molecular formula but different structural formula
chain-length of c chain
position-position of functional group
functional group-type of functional group

Question 2

general formula of an alkene

Answer 2

CnH2n

Question 3

general formula of an alkane

Answer 3

CnH2n+2

Question 4

general formula of a cycloalkane

Answer 4

CnH2n

Question 5

features of molecules in a homologous series

Answer 5

same general formula
same functional group
different number of CH2 units
similar chemical properties
show gradual change in physical properties

Question 6

definition of stereoisomerism

Answer 6

same molecular and structural formula but different arrangement of atoms in space