内容讲义说明intro to machanisms.pdf

MUDDLE YOUR WAY THROUGH ORGANIC MECHANISMS A VERY BRIEF INTRODUCTION 2008 KNOCKHARDY PUBLISHING SPECIFICATIONS KNOCKHARDY PUBLISHING MUDDLE YOUR WAY THROUGH MECHANISMS INTRODUCTION This show is one of several produced to help students understand selected topics at AS and A2 level Chemistry. It is based on the requirements of the AQA and OCR specifications but is suitable for other examination boards. Individual students may use the material at home for revision purposes or it may be used for classroom teaching if an in ctive whit is available. panying notes on this, and a full range of AS and A2 topics, are available from the KNOCKHARDY SCIENCE WEBSITE at... Navigation is achieved by... MEET THE ATTACKERS Press the space bar MEET THE ATTACKERS I AM A NUCLEOPHILE I HAVE A LONE PAIR WHICH I CAN USE TO FORM A NEW BOND. I ATTACK ELECTRON DEFICIENT AREAS (those with a + or d+) MEET THE ATTACKERS Press the space bar MEET THE ATTACKERS I AM AN ELECTROPHILE I HAVE A + CHARGE or a d+ CHARGE. I ATTACK ELECTRON RICH AREAS SUCH AS C=C DOUBLE BONDS. MEET THE ATTACKERS Press the space bar MEET THE ATTACKERS AND I AM A RADICAL I HAVE AN UNPAIRED ELECTRON WHICH I WANT TO PAIR UP. I AM VERY REACTIVE AND DON’T MIND WHERE I ATTACK… WATCH OUT! WHO IS ATTACKED? THE BONDIN