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chem by hasa

Total questions: 40

Worksheet time: 24mins

Name
Class
Date
1.

Give example of metal with body centered crystal structure

a)
gold
b)
aluminum
c)
iron
d)
copper
2.

Which of the following is the most polar covalent bond?

a)

Cl-Cl

b)

Cl-O  

c)

H-Cl

d)

N-Cl

3.

Which molecule is a dipole?

a)
b)
c)
d)
4.

Which is the weakest type of intermolecular force?

a)

Dipole-dipole

b)

H-bonding

c)

Ion-dipole

d)

London dispersion

5.

These are forces that hold within a molecule.

a)

intramolecular forces

b)

intermolecular forces

c)

ion-dipole interaction

d)

dipole-dipole interaction

6.
water is made from 
a)
ionic bonds
b)
covalent bonds
7.
molecules are made from 
a)
ionic bonds
b)
covalent bonds
8.
What is equal in a non-ion element
a)
protons and electrons
b)
neutrons and protons
c)
neutrons and electrons
d)
protons, neutrons and electrons
9.
Sharing electrons in a chemical bond
a)
ionic bond
b)
covalent bond
10.

The central part of the atom.

a)

Nucleus

b)

Proton

c)

Electron shells

d)

Nucleons

11.

3. Which of the following is an example of element?

a)

Na

b)

NaCl

c)

CO2

d)

H2O

12.

positive ends of polar molecules are oriented toward (a)   charge anion

13.

Special type of dipole-dipole attraction that is very strong?

a)

dipole-dipole attraction

b)

London dispersion force

c)

hydrogen bonding

d)

ion-dipole force

14.

are important biologically, in stabilizing proteins and keeping DNA together?

a)

hydrogen bonding

b)

dipole-dipole attraction

c)

London dispersion force

d)

ion-dipole force

15.

strongest forces of attraction?

a)

dipole-dipole attraction

b)

hydrogen bonding

c)

ion-dipole forces

d)

London dispersion force

16.

weakest forces of attraction?

a)

dipole-dipole attraction

b)

hydrogen bonding

c)

ion-dipole forces

d)

London dispersion forces

17.

negative ends of polar molecules are oriented toward (a)   charge cation

18.

this force exist between all atoms and molecules, including nonpolar molecules?

a)

dipole-dipole attraction

b)

hydrogen bonding

c)

ion-dipole forces

d)

London dispersion force

19.

this happens in polar bonds (unequal sharing) of electrons or unequal electron densities?

a)

dipole-dipole attraction

b)

hydrogen bonding

c)

ion-dipole force

d)

London dispersion force

20.

this forces exist between an ion and the partial charge on the end of a polar molecule?

a)

dipole-dipole attraction

b)

hydrogen bonding

c)

ion-dipole force

d)

London dispersion force

21.

What are the characteristics of solid matter?

a)

takes the shape of any container

b)

molecules are not moving

c)

molecules are sliding past each other

d)

have a definite shape and molecules are packed closely together

22.

________ has a definite shape and a definite volume.

a)

Charlie

b)

A Gas

c)

A Liquid

d)

A Solid

23.

Which is true about Characteristics of solids?

a)

solids can be compressed.

b)

solids cannot be compressed.

c)

solids have low densities

d)

solids have low Intermolecular forces

24.

What is Matter?

a)

It is about anything that occupies space and has mass.

b)

It is only about solids, liquids or gas.

c)

It is anything that doesn't have mass.

25.

A phase of matter that has definite shape, color, texture, size, mass and volume.

a)

solid

b)

liquid

c)

gas

d)

all of the above

26.

Which state of matter has tightly packed molecules?

a)

Solid

b)

Liquid

c)

Gas

27.

The ability of liquid to resist flowing is called __________________.

a)

Fluidity

b)

Viscosity

c)

Capillarity

d)

Surface tension

28.

The ability of liquid to flow is called __________________.

a)

Fluidity

b)

Viscosity

c)

Capillarity

d)

Surface tension

29.

What state of matter is water?

a)

solid

b)

liquid

c)

gas

d)

none of the above

30.
What type of forces will the following molecule have?
a)
dispersion forces
b)
dipoles
c)
hydrogen bonding
31.
Rank these in order of strength:
covalent bond
London forces
hydrogen bond
dipole-dipole attraction
a)
dipole-dipole>covalent bond>hydrogen bond>London
b)
London>dipole-diple>hydrogen bond>covalent bond
c)
covalent bond>hydrogen bond>dipole-dipole>London
d)
hydrogen bond>dipole-dipole>London>covalent bond
32.

Intermolecular forces for: CO2

a)

Dispersion Force

b)

Dipole dipole

c)

Hydrogen bonding

33.

The weaker the intermolecular forces of a substance the _____________ the boiling point

a)

higher

b)

lower

34.
Intermolecular force present in HCl?
a)
dipole dipole
b)
dispersion
c)
H-bond
d)
ionic
35.

Intermolecular forces for: NH3

a)

Dispersion Force

b)

Dipole dipole

c)

Hydrogen bonding

36.

Which substance would have the weakest intermolecular forces of attraction?

a)

CH4

b)

NaCl

c)

H2O

d)

MgF2

37.
Does CH4 have hydrogen bonding?
a)
yes
b)
no
38.
Does HCl have hydrogen bonding?
a)
yes
b)
no
39.

Identify the IMF exist in CH4

a)

dipole-dipole forces

b)

london forces

c)

ion-dipole forces

d)

hydrogen bonding

40.

Identify the IMF exist in NH3

a)

london dispersion forces

b)

ion-dipole forces

c)

dipole-dipole forces

d)

hydrogen bonding

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