wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

TYPES OF ORGANIC REACTIONS

Total questions: 14

Worksheet time: 9mins

Name
Class
Date
1.

What is an addition reaction?

a)

An addition reaction is a type of reaction that only occurs in gases.

b)

An addition reaction involves the exchange of ions between two compounds.

c)

An addition reaction is a process where a substance decomposes into two or more products.

d)

An addition reaction is a chemical reaction where two or more substances combine to form a single product.

2.

What is the main characteristic of substitution reactions?

a)

The main characteristic is the breaking of bonds without replacement.

b)

The main characteristic is the addition of atoms to a molecule.

c)

The main characteristic of substitution reactions is the replacement of one atom or group by another in a molecule.

d)

The main characteristic is the rearrangement of atoms within a molecule.

3.

What types of compounds typically undergo addition reactions?

a)

Metallic compounds like iron and copper.

b)

Unsaturated compounds such as alkenes and alkynes.

c)

Ionic compounds such as sodium chloride.

d)

Saturated hydrocarbons like alkanes.

4.

CH3-CH2Cl + KOH → H2C=CH2

type of this reaction is

a)

Addition Reaction

b)

Rearrangement Reaction

c)

β-Elimination Reaction

d)

None

5.

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

This reaction is the an example of

a)

Substitution Reaction

b)

Isomerisation Reaction

c)

Pericyclic reaction

d)

Addition Reaction

6.

Identify the type of reaction above:

a)

addition

b)

substitution

c)

elimination

d)

rearrangement

7.

Identify the type of reaction above:

a)

nucleophilic addition reaction

b)

nucleophilic substitution reaction

c)

electrophilic addition reaction

d)

electrophilic substitution reaction

8.

What is the type of reaction in chemical reactions where dehydration occurs?

a)

Addition

b)

Substitution

c)

Rearrangement

d)

Elimination

9.
Which carbocation is most stable and why?
a)
1°carbocation because of strong inductive effect
b)
1°carbocation because of weak inductive effect
c)
3°carbocation because of weak inductive effect
d)
3°carbocation because of strong inductive effect
10.

Classify this carbocation

a)

Primary

b)

Secondary

c)

Tertiary

11.

Which of the following cannot react as a nucleophile?

a)

CH3NH2

b)

(CH3)2NH

c)

(CH3)3N

d)

(CH3)4N+

12.

Which of the following is NOT true about nucleophiles?

a)

donates an electron pair to an electrophile to form a chemical bond

b)

all molecules or ions with a free pair of electrons or at least one pi bond can act as nucleophiles

c)

nucleophile are Lewis Acids by definition

d)

a nucleophile becomes attracted to a full or partial positive charge

13.

Correct order of stability

a)

II > I > III > IV

b)

I > III > II > IV

c)

I > III > IV > II

d)

I > II > III > IV

14.

Classify this carbocation

a)

Primary

b)

Secondary

c)

Tertiary