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2-2 Properties of Water

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

In an aqueous solution water is the

a)

solute

b)

solvent

c)

mixture

2.

Water is

a)

a polar molecule

b)

a non polar molecule

3.

The hydrogen end of a water molecule

a)

has a slight positive charge

b)

has a slight negative charge

c)

is neutral

4.

a slight attraction that develops between the oppositely charged regions of nearby molecules

a)

covalent bond

b)

Ionic bond

c)

Van der Waals forces

d)

peptide bond

5.

Which substance below is a strong acid

a)

milk

b)

lemon juice

c)

soda

d)

bleach

6.

Which substance below is a weak base?

a)

milk

b)

bleach

c)

lemon juice

d)

blood

7.

Two or more water molecules are held together by

a)

covalent bonds

b)

hydrogen bonds

c)

ionic bonds

d)

a magnetic force

8.

Hydrogen and oxygen atoms are joined together in a single water molecule by

a)

covalent bonds

b)

Hydrogen bonds

c)

ionic bonds

d)

van der waals forces

9.

A substance that decreases the hydrogen ion concentration in a solution by releases OH

a)

acid

b)

base

c)

neutral

d)

buffer

10.

water sticking to the penny is an example of

a)

cohesion

b)

adhesion

c)

compound

d)

solution

11.

the force that acts on the surface of a liquid and that tends to minimize the area of the surface

a)

adhesion

b)

surface tension

c)

suspension

d)

van der waals forces

12.

Any compound that donates H+ ions to an aqueous solution and measures less than 7 on the pH scale:

a)

Acid

b)

Base

c)

Solvent

d)

Solute

13.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
14.

A measure of the relative concentrations of H+ and OH- ions. It determines the acidity and alkalinity of substances.

a)

Bases

b)

pH scale

c)

Acids

d)

Buffers

15.

What is able to dissolve other substances?

a)

Solute

b)

Solution

c)

Salt

d)

Solvent

16.

Which one is not an example a force BETWEEN molecules.

a)

Hydrogen bond

b)

Hydrophobic interaction

c)

Van der Waals

d)

Covalent bonding

17.

If you put Iced Tea mix in water, the Iced Tea mix is the______.

a)

Solute

b)

Solvent

c)

Solution

18.

3. This is formed when one substance is dissolved in another substance.

a)

a. solute

b)

b. solution

c)

c. sols

d)

d. aerosol

19.

What do the green bonds represent?

a)

Covalent Bond

b)

Hydrogen Bond

c)

Ionic Bond

20.

What characteristic is shown in the image?

a)

Polarity

b)

Hydrogen Bonds

c)

Cohesion

d)

Adhesion