Introduction to organic chemistry

Question 1

what is the molecular formula?

Answer 1

shows the actual number of atoms of each element in a molecule -C2H6

Question 2

what is the scrutural formua

Answer 2

simplified form of arrangement–CH3CH3

Question 3

what is the displayed formulas

Answer 3

shows every atoms and bond in the molecule

Question 4

what is the empirical formula and how do you work it out

Answer 4

simplest whole number ratio of atoms each element in a compound
-find the moles and divide by the smallest mole

Question 5

what is a homologous series

Answer 5

molecules that have the same functional group and general formula

Question 6

what is the root called for 1 carbon

Answer 6

meth

Question 7

what is the root called for 2 carbon

Answer 7

eth

Question 8

what is the root called for 3 carbon

Answer 8

prop

Question 9

what is the root called for 4 carbon

Answer 9

but

Question 10

what is the root called for 5 carbon

Answer 10

pent

Question 11

what is the root called for 6 carbon

Answer 11

hex

Question 12

what is the difference between ane and ene

Answer 12

ane has no double bond and ene does

Question 13

what does a curly arrow show

Answer 13

shows were a pair of electrons goes

Question 14

what are structural isomers

Answer 14

same molecular formula but different structural formula

Question 15

what are chain isomers

Answer 15

same functional groups but different arrangements

Question 16

what are positional isomers

Answer 16

the functional group is attached to the main chain at different points

Question 17

what is sterioisomers

Answer 17

have the same structural formula but are arranged differently

Question 18

when do e/z isomers occur

Answer 18

when has two functional groups attached

Question 19

what is a E isomer

Answer 19

when the groups are opposite each other
cl
/
cl

Question 20

what is a z isomer

Answer 20

when on the same side
cl cl
/

Question 21

why can a single bond rotate

Answer 21

not a double bond no restricted movement