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QUIZ CHAP 1 (B) DK024

Total questions: 45

Worksheet time: 38mins

Name
Class
Date
1.

Which of these organic functional groups contains the element nitrogen?

a)

Carboxylic acid

b)

Alcohol

c)

Amide

d)

Haloalkanes

2.

What is the functional group for this structure?

a)

Carboxyl

b)

Alkoxy

c)

Hydroxyl

d)

Carbonyl

3.

What is the general formula for KETONE ?

a)

CnH2nO

b)

CnH2n+2O

c)

CnH2n+2O2

d)

CnHnO

4.

What is the functional group are present in PARACETAMOL ?

a)

hydroxyl, amino, carbonyl

b)

carboxyl, aromatic ring, amino

c)

hydroxyl, aromatic ring, carbonyl

d)

hydroxyl, aromatic ring, amide

5.

Which of the structure functional group for alkoxy?

a)
b)
c)
d)
6.

Which organic compounds are characterized as an unsaturated hydrocarbon containing a carbon-carbon double bond?

a)

butane

b)

2-butene

c)

2-butanol

d)

butanoic acid

7.

Which of the compound not class of alcohols?

a)

Propanol

b)

2-methyl-2-butanol

c)

Cyclopentanol

d)

Butanone

8.

Which class of compound not have functional group?

a)

Alkane

b)

Alkene

c)

Alkyne

d)

Amide

e)

Aldehyde

9.

The hydrogen atom labelled x is a

a)

Primary hydrogen atom

b)

Secondary hydrogen atom

c)

Tertiary hydrogen atom

d)

Quarternary hydrogen atom

10.

Which of the following species is not a nucleophile?

a)

Br2

b)

NH3

c)

H2O

d)

CH2=CHCH3

11.

Which of the following species is NOT an electrophile?

a)

Benzene

b)

NH3

c)

OH-

d)

[CH2-CH=CH2]+

12.

Which of the following is an example of an electrophilic addition reaction?

a)

C6H5CH3 + Br2 → C6H5CH2Br + HBr

b)

CH3CH=CH2 + Cl2 → CH3CH(Cl)CH2Cl

c)

CH3CH2Cl + OH- → CH3CH2OH + Cl-

d)

C6H5CH3 + CH3Cl → C6H5CH3 + HCl

13.

Which of the following is an example of a substitution reaction?

a)

C6H6 + Br2 → C6H5Br + HBr

b)

CH3CH=CH2 + Cl2 → CH3CH(Cl)CH2Cl

c)

CH3CH2Cl + OH- → CH3CH2OH + Cl-

d)

C6H5CH3 + Cl2 → C6H5CH2Cl + HCl

14.

Which two elements do all organic compounds contain?

a)

Carbon and hydrogen

b)

Carbon and oxygen

c)

Oxygen and hydrogen

d)

Carbon and nitrogen

15.

Organic compounds made only of the elements carbon and hydrogen are called...

a)

Hydrocarbons

b)

Carbohydrogens

c)

Carbohydrates

d)

Hydrocarbonates

16.

Which one of the following characteristics is not correct for all of the members of the same homologous series?

a)

Same general formula

b)

Similar chemical properties, i.e. undergo the same reactions

c)

Varying physical properties, i.e. change in a predictable way

d)

Different functional group

17.

Which list does NOT contain compounds found in the same homologous series?

a)

methane, ethane, propane, butane

b)

Pentane, hexanol, heptane, octane

c)

nonane, decane, undecane, dodecane

d)

tridecane, tetradecane, pentadecane, hexadecane

18.

Classify the compound based on the functional group present.

a)

Ether

b)

Ketone

c)

Ester

d)

Carboxylic acid

19.
What are the Aliphatic Hydrocarbons?
a)
Open chained carbon hydrogen organic compounds
b)
Closed chained carbon hydrogen organic compounds
c)
Straight chained carbon hydrogen and some other elements organic compounds
d)
Closed chained carbon hydrogen and some other elements organic compounds
20.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

21.

Which homolgous series contains only C-C single bonds?

a)

alkanes

b)

alkenes

c)

alcohols

d)

carboxylic acids

22.

-COOH is the functional group for...

a)

alcohols

b)

esters

c)

carboxylic acids

d)

amides

23.
What is formed when an organic compound is bunt?
a)
Carbon dioxide
b)
Hydrogen peroxide
c)
Carbon Sulfide
d)
Hydrogen Sulfide
24.

Actual numbers of every type of molecule which is present in a compound is represented by

a)

molecular formula

b)

empirical formula

c)

structural formula

d)

skeletal formula

25.

What is the name of the triple bonded compounds which are unsaturated?

a)

Alkanes

b)

Alkenes

c)

Alkynes

d)

Alkones

26.

____________ groups are atoms, groups of atoms or bond that determine the characteristic of an organic compound.

a)

Aliphatic

b)

Aromatic

c)

Functional

d)

Hydrocarbon

27.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

28.

What is the condensed formula of this structure?

a)

CH3CH2CH2OH

b)

CH3COCH3

c)

CH3CH2CHO

d)

CH3OCH2CH3

29.

How many hydrogens are missing from this extended structural formula?

a)

6

b)

7

c)

8

d)

9

30.

What is the condensed formula of this structure?

a)

CH3CH2CH2OH

b)

CH3COCH3

c)

CH3CH2CHO

d)

CH3OCH2CH3

31.

If the given structure is converted to condensed structure, which will be its correct version?

a)

CH3CH2CH2CH2CH2CH3

b)

CH3(CH2)4CH3

c)

C6H14

d)

(CH3)2(CH2)4

32.

How many single covalent bonds does benzene (C6H6) molecule have?

a)

3

b)

6

c)

9

d)

12

33.

Which one of the following characteristics is not correct for all of the members of the same homologous series?

a)

Same general formula

b)

Similar chemical properties, i.e. undergo the same reactions

c)

Varying physical properties, i.e. change in a predictable way

d)

Different functional group

34.

Which of the following statement is INCORRECT about electrophiles?

a)

Electrophiles are positively charged or neutral species having vacant orbitals

b)

The electrophiles are attacked by the most electron-populated part of one nucleophile

c)

Electrophiles are Lewis base

35.

Classify the compound based on the functional group present.

a)

Ether

b)

Ketone

c)

Ester

d)

Carboxylic acid

36.
What functional group is shown in the following picture:
a)

alcohol and halogen

b)

hydroxyl and halogen

c)

halogen

d)
alcohol and halide
37.
What functional group is found in the following picture:
a)

alkoxy

b)
ethers
c)
carboxylic acids
d)

hydroxyl

38.

Name the functional group.

a)

Hydroxyl group

b)

Carboxyl group

c)

amino group

d)

Carboalkoxy

39.
Which of the following groups can be classified as carbonyls?
a)

anhydride

b)

carboxylic acid

c)
esters
d)
aldehydes and ketones
40.

Identify the functional group present in this compound.

a)

aldehyde

b)

ketone

c)

carbonyl

d)

carboalkoxy

41.
What is the amino group's structure?
a)
-COOH
b)
-NH2
c)
-PO4
d)
-OH
42.

Hydrocarbons that contain a delocalized ring of π-bonds such as benzene ring are called ___________ hydrocarbons.

a)

aromatic

b)

aliphatic

c)

organic

d)

cyclo

43.

Aliphatic hydrocarbons consist only single bonds, and so are called ____________ hydrocarbons.

a)

unsaturated

b)

saturated

c)

aromatic

d)

chain

44.

__________ structural formula are written without showing all the individual bonds. In a condensed structure, each central atom is shown together with the atoms that are bonded to it

a)

Molecular

b)

Condensed

c)

Expanded

d)

Skeletal

45.

Three types of constitutional isomers are _______ isomers, _________ isomers and ___________ isomers.

a)

chain, position, functional group

b)

chain, optical, functional group

c)

stereoisomers, position, functional group

d)

chain, position, enantiomers

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