Synergic bonding in metal carbonyls

Exercise and reference answers

Questions

1. Question

   In a metal carbonyl, the ligand to metal bond is

   Choices

   1. a sigma bond
   2. a pi bond
   3. ionic

   Correct choice

   a sigma bond

2. Question

   The metal to ligand bond is

   Choices

   1. a sigma bond
   2. a pi bond
   3. ionic

   Correct choice

   a pi bond

3. Question

   This two-way arrangement is called

   Choices

   1. chelation
   2. ambidentate binding
   3. synergic bonding

   Correct choice

   synergic bonding

4. Question

   Synergic bonding gives metal carbonyls

   Choices

   1. extra stability
   2. a permanent charge
   3. optical activity

   Correct choice

   extra stability

Explanation