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MODULE 1: QUIZ

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Which among the following intermolecular forces of attraction is the most commonly occurs in between non-polar molecules?

a)

dipole-dipole interaction

b)

hydrogen bonding         

c)

ionic bonding

d)

Van der Waals forces

2.

A solution that contains more amount of solute than the solvent results in what type of solution.

a)

unsaturated

b)

supersaturated

c)

saturated

3.

Adding more carbon to the chain makes the compound more non-polar which makes it soluble with water.

a)

TRUE

b)

FALSE

4.

If the compound is soluble with water and has a pH of 7, it is classified as:

a)

LMW basic

b)

LMW neutral

c)

HMW neutral

d)

HMW strongly acidic

5.

If the compound is insoluble with water but soluble in 5%HCl, 5%NaOH, and 5%NaHCO3, then it is:

a)

low moleular weight amine

b)

high molecular weight carboxylic acid

c)

high molecular weight phenol

d)

high molecular weight neutral

6.

Which among the following intermolecular forces of attraction is the most commonly occurs in between polar molecules?

a)

dispersion forces

b)

Vander waals

c)

dipole-dipole

d)

ionic bond

7.

In organic compounds, the boiling point increases as the number of carbon atom increases since more energy is required to break the ionic bonds between the molecule.

a)

TRUE

b)

FALSE

8.

Branched isomer have lower boiling point than straight isomer because the molecules in branched isomer have more surface area than the straight chain.

a)

true

b)

false

9.

The higher the intermolecular forces between the liquid particles, the harder it is for it to escape into vapor pressure which leads to a higher boiling point.

a)

TRUE

b)

FALSE

10.

Presence of non-volatile impurities leads to high boiling point due to increase in the vapour pressure of the liquid

a)

true

b)

false

11.

The tighter the molecules are packed, the higher the melting point.

If the structure of the molecules is loose, then the melting point would be lower. 

a)

1st statement is TRUE, 2nd statement is FALSE

b)

1st statement is FALSE, 2nd statement is TRUE

c)

Both statements are TRUE

d)

Both statements are FALSE

12.

Presence of impuries leads to an increase in the melting point range.

a)

true

b)

false

13.

It is used to oxidize the organic compound to form carbon dioxide and water.

a)

cupric oxide

b)

anhydrous cupric sulfate

c)

glucose

d)

calcium hydroxide

14.

Prussian blue color is due to formation of ferric ferrocyanide.

a)

true

b)

false

15.

Identify the positive result and compound formed: SODA LIME TEST

a)

CJ

b)

AK

c)

DH

d)

AH

16.

Identify the positive result and compound formed: LEAD ACETATE TEST

a)

BM

b)

AK

c)

AN

d)

FH

17.

Identify the positive result and compound formed: SILVER NITRATE TEST

a)

GM

b)

DI

c)

CJ

d)

FL

18.

Identify the positive result and compound formed: BEILSTEIN TEST

a)

CL

b)

BI

c)

EJ

d)

FL

19.

Soda lime is composed of:

a)

sodium hydroxide

b)

calcium hydroxide

c)

calcium oxide

d)

sodium cyanide

20.

Nitro group are detected by soda lime test.

a)

true

b)

false