IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => IGCSE/ GCSE => Sciences => Topic started by: Zain-Xa on May 10, 2009, 08:51:03 am

Title: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 08:51:03 am

in condensation polymerisation --->
how do u make proteins?? the structural formula n stuff

and is fats and oils the same thing as polyester  or ...???

Title: Re: Chemistry =(
Post by: Christy on May 10, 2009, 09:06:24 am

see there are 2 types of polymerization ...

1) condensed polymerization (2) Natural polymers

now cond. are also called synthetic ply. meaning fake ....

there are 2 type

(a) nylon - amide linkage

(b) polyester - ester linkage

Natural poly.

(a) Protein - amide linkage

(b) fats and oils - ester linkage

(c) Carbohydrates .... it has no linkage ... it forms [ - O - box - O - box - ]

hope it helped   

Title: Re: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 09:08:13 am

Thanks =) it helped !!!  :-*

n 1 more thing wt abt terelyne ???

Title: Re: Chemistry =(
Post by: Christy on May 10, 2009, 09:08:57 am

its another name for polyester in the condensed poly.

Title: Re: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 09:12:54 am

kk thnxxx  :D

Title: Re: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 09:36:16 am

do we have to know abt the types of amino acids such as

glycine + alanine --> a dipeptide

because itz relly confusin  ??? ???

Title: Re: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 10:02:40 am

guyzzz  :'(
need help here........

Title: Re: Chemistry =(
Post by: Zain-Xa on May 10, 2009, 10:27:37 am

ummm is anyone gonna answer my question because i really wanna know  :'(  :'(

Title: Re: Chemistry =(
Post by: Christy on May 10, 2009, 11:16:59 am

no its not imp.

u can relax :D