TUTORIAL WEEK 8 FIRST HOUR

Which of the following species is an electrophile?

• CH₄

• CH₃⁺

• H^-

• H₂

H₂C=CH₂ is classified as _____________

• electrophile

• nucleophile

• electron deficient molecule

• carbocation

AlCl₃ is an electron-deficient molecule. It is classified as

• nucleophile

• oxidizing agent

• electrophile

• carbanion

methanamine is classified as _____

• electrophile

• nucleophile

• electron-deficient molecule

• oxidizing agent

Ethanoate ion is _______

• nucleophile

• carbocation

• carbanion

• electropihle

Choose the species form from the homolytic cleavege.

• cation

• carbocation

• anion

• free radicals

Which of the following statement is true about homolytic cleavage

• carbocation is one of the product

• the single bond breaks unsymmetrically

• involves two atoms of different electronegativities.

• free radicals are the product of

  homolytic cleavage

Which of the following statement below is/are correct for heterolytic cleavage

• A single bond breaks symmetrically

• Occurs in a polar bond

• The bonding electrons are equally divided to each atom

• Both the bonding electrons are transferred to the more electronegative atom

The diagram shows _________________

• heterolytic cleavage

• homolytic cleavage

• the bond between O atoms is a polar bond

• cation is formed from the cleavage

Which statement(s) is/are correct for the given cleavage

• carbocation is formed from the cleavage

• C is more electronegative than X atom

• The C-X bond is nonpolar

• The C-X bond breaks unsymmetrically