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WorksheetsProperties of Water
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
2.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
3.
Why can water have no net charge but have slight charges in different parts of the molecule?
a)
The oxygen end is slightly negative and the hydrogen end is slightly positive
b)
The hydrogen end is slightly negative and the oxygen end is slightly positive
c)
The hydrogen and oxygen ends change in polarity
d)
Because it is hydrophobic
4.
Attractions between water molecules are called
a)
Covalent bonds
b)
Ionic bonds
c)
Polar bonds
d)
Hydrogen bonds
5.
Which property of water will cause water to bead up on glass?
a)
Adhesion
b)
Cohesion
c)
Ability to dissolve substances
d)
High specific heat
6.
Which end of the water molecule has a slightly positive charge?
a)
the oxygen end
b)
the hydrogen end
c)
both ends are slightly positive
d)
neither end is positive
7.
What is the property that makes water molecules attracted to water molecules?
a)
Cohesion
b)
Adhesion
c)
Universal Solvent
d)
Changes Density
8.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
9.
What is the overall charge of water?
a)
Positive
b)
Neutral
c)
Negative
d)
Unable to determine.
10.
When a substance does not dissolve in water, a _____ will form.
a)
Homogeneous Mixture
b)
Covalent Bond
c)
Polar Bond
d)
Suspension
11.
The pH scale is the measure of ___ in a solution.
a)
Hydrogen atoms
b)
Oxygen atoms
c)
Hydroxide ions
d)
Hydronium ions
12.
Milk has a pH of 6. Is this acidic, basic, or neutral?
a)
Acidic
b)
Basic
c)
Neutral
13.
How many atoms make up a molecule of water?
a)
1
b)
2
c)
3
d)
4
14.
In an oxygen atom, one atom will have slightly different charge than the other atoms in the molecule. These molecules are called _____.
a)
Polar
b)
Covalent
c)
Ionic
d)
Ions
15.
In a solution, the substance being dissolved is the _____.
a)
Substrate
b)
Element
c)
Solute
d)
Solvent
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