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Mechanism of Organic Reactions

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

Which is more reactive out of substrate or reagent ?

a)

Substrate

b)

Reagent

c)

Both

d)

none

2.

Half Headed Arrow notation stands for

a)

Movement of electron pair

b)

Movement of single electron

c)

both above

d)

none

3.

LiAlH4 (LAH) is

a)

Nucleophile

b)

Electrophile

c)

None of above

4.

CH2=CH2+ light/heat

 \rightarrow  Cyclobutane
this reaction is the example of

a)

Substitution Reaction

b)

Isomerisation Reaction

c)

Pericyclic reaction

d)

Rearrangement Reaction

5.

BF3 molecule is

a)

Nucleophile

b)

Electrophile

c)

None of above

6.

RMgX molecule is

a)

Nucleophile

b)

Electrophile

c)

None of above

7.

CH3-CH=CH2+HBr+Peroxide \rightarrow  CH3-CH2-CH2Br

This reaction is the an example of

a)

Substitution Reaction

b)

Isomerisation Reaction

c)

Pericyclic reaction

d)

Addition Reaction

8.

Name of this reaction is

a)

Isomerization reaction

b)

Condensation Reaction

c)

Rearrangement reaction

d)

none

9.

CH3-CH2Cl+KOH (Alc.) →H2C=CH2

type of this reaction is

a)

Addition Reaction

b)

Rearrangement Reaction

c)

β-Elimination Reaction

d)

None

10.

Identify the type of reaction above:

a)

addition

b)

substitution

c)

elimination

d)

rearrangement

11.

Identify the type of reaction above:

a)

nucleophilic addition reaction

b)

nucleophilic substitution reaction

c)

electrophilic addition reaction

d)

electrophilic substitution reaction

12.

State the species form from of homolytic cleavege.

a)

anion

b)

kation

c)

free radical

13.

Identify the type of reaction above:

a)

nucleophilic addition reaction

b)

nucleophilic substitution reaction

c)

electrophilic addition reaction

d)

electrophilic substitution reaction

14.

Who created one of the first modern telescopes, and successfully proved the Earth revolves around the Sun?

a)

Ernest Rutherford

b)

Galileo Galilei

c)

James Clerk Maxwell

d)

Gregor Mendel

15.

Who revolutionised modern physics with his general theory of relativity?

a)

Galileo Galilei

b)

Albert Einstein

c)

Stephen Hawking

d)

Niels Bohr