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Ionic, Covalent and Metallic Bonding

Total questions: 18

Worksheet time: 17mins

Name
Class
Date
1.

Which of the following is NOT a property of ionic compounds?

a)

They conduct electricity when molten

b)

They conduct electricity when in solution

c)

They have high boiling points

d)

They are insoluble in water

2.
What is the charge on a Hydrogen ion?
a)
+1
b)
1
c)
2
3.
When an atom loses an electron, it becomes a:
a)
positive ion
b)
negative ion
c)
neutral ion
d)
neutral atom
4.
Which of the following is a characteristic property of ionic compounds?
a)
They form hard, brittle crystals with characteristic shapes
b)
They have low melting points
c)
They have low boiling points
d)
They contain no charged particles
5.
In what form can an ionic compound conduct electricity?
a)
when dissolved in water
b)
as a solid
c)
as a crystal
d)
when warmed slightly
6.
Nitrogen will ____ electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
7.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
8.
which types of elements become cations?
a)
nonmetals
b)
all metals
c)
only transition metals
d)
some metals and some metalloids
9.
What are covalent compounds mainly comprised of (made of)? 
a)
Metals
b)
Non-metals
c)
Metals and Non-metals
d)
Metalloids 
10.
Decide which is example is NOT a covalent compound
a)
H2O
b)
CO2
c)
SO4
d)
CaCl2
11.
Why are covalent compounds non-conductive to electricity? 
a)
They do NOT contain charged atoms (ions) 
b)
They contain ions, but have equal charges in those ions
c)
They contain metals, which give away electrons
d)
They bond by transferring electrons 
12.

True or False:

ALL covalent compounds are insoluble in water (cannot dissolve in water)

a)

True

b)

False

c)

The illuminati

13.

Why are ionic compounds soluble in water?

a)

reasons

b)

Because the bonds become too weak.

c)

Because the energy given off by the ions touching the water breaks the bonds.

d)

Because the surface tension on the water breaks all the bonds.

e)

The rhododendron

14.
There are more metals than non metals in the periodic table.
a)
True
b)
False
15.
At room temperature, most metals are
a)
liquid
b)
solid
c)
gas
d)
an alloy
16.

Why are metals malleable?

a)

They are shiny

b)

The electrons are held tightly within the lattice structure making it strong

c)

The electrons are delocalized and able to move between the atoms

d)

The electrons are shared between two metal ions and this holds the atoms together

17.
Metals like to ________ electrons.
a)
Gain
b)
Lose
c)
Anhilate
d)
Juggle
18.
Why do metals have high melting points?
a)
They don't
b)
The negatively charged electrons act as a glue to hold the positively charged ions together.
c)
All the electrons become delocalised

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