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posen Ionic

Total questions: 35

Worksheet time: 26mins

Name
Class
Date
1.
A charged particle that has gained or lost electrons is called a _____.
a)
molecule
b)
ion
c)
isotope
d)
element
2.
A anion will be a ____ ion.
a)
negative
b)
positive
c)
neutral
d)
ficticious
3.
Beryllium will ____ valence electrons when forming an ionic bond.
a)
lose 4
b)
gain 4
c)
lose 2
d)
gain 2
4.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
5.
What determines how ionic bonds will form?
a)
Number of protons
b)
Mass of the atom
c)
Number of total electrons
d)
Number of valence electrons
6.
Ionic bonds happen because of the ____ of valence electrons.
a)
sharing
b)
transfer
7.
Nitrogen will ____ valence electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
8.
How many electrons are needed in the outer energy levels of an atom to be stable?
a)
2
b)
4
c)
6
d)
8
9.
Which of the following would produce an anion?
a)
Ca
b)
Al
c)
K
d)
F
10.

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

11.
In the chemical formula for an ionic compound, which item is written first?
a)
positive ion
b)
negative ion
c)
subscript
d)
the female
12.
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
13.
This type of model shows only the valence electrons of an element? 
a)
Bohr diagram 
b)
Childers model
c)
Lewis-dot diagram 
d)
What is a valence electron again?
14.
An ionic bond is the attraction between:
a)
oppositely charged ions
b)
similarly charged ions
c)
neutral ions
d)
neutral atoms
15.
What is the charge on a chloride ion?
a)
-1
b)
1
c)
+2
d)
+1
16.
How many valence electrons does calcium have?
a)
2
b)
4
c)
6
d)
7
17.
When an atom loses an electron, it becomes a:
a)
positive ion
b)
negative ion
c)
neutral ion
d)
neutral atom
18.
What will be the compound name of the following chemical formula?
NaCl
a)
Potassium Chloride
b)
Sodium Chloride
c)
Calcium Chloride
d)
Sodium Chlorine
19.
What is the ionic compound formed between Ca and O?
a)
CaO
b)
Ca2O
c)
Ca2O2
d)
CaO2
20.

Lead Chloride is an ionic compound, made up from Pb2+ ions and Cl- ions. Which is the correct formula for this compound?

a)

PbCl3

b)

PbCl

c)

PbCl4

d)

PbCl2

21.
Which of the following is ionic?
a)
NO2
b)
MgO
c)
CO
d)
CH4
22.
Ions have unequal numbers of 
a)
neutrons and protons.
b)
protons and electrons.
c)
electrons and neutrons.
23.
When is an atom stable?
a)
when it has plenty of friends and family that love it
b)
when it has a full valence electron shell
c)
when it has an empty valence electron shell
d)
when its protons equal its neutrons
24.
When atoms form ions they obtain an electron configuration similar to a __________.
a)
metal
b)
halogen
c)
alkali metal
d)
noble gas
25.
_____ tend to form negative anions.
a)
metals
b)
nonmetals
26.
_____ tend to form positive cations.
a)
metals
b)
nonmetals
27.
As an ion, nitrogen has a ____ charge.
a)
5+
b)
5-
c)
3+
d)
3-
28.
As an ion, potassium has a ____ charge.
a)
1+
b)
1-
c)
2+
d)
2-
29.

Magnesium chloride is an ionic compound and has the formula of MgCl2 . How many magnesium and chloride ions are there?

a)

1 magnesium ion 1 chloride ion

b)

2 magnesium ions 1 chloride ion

c)

1 magnesium ion 2 chloride ions

d)

2 magnesium ion 2 chloride ion

30.

When naming binary ionic compounds, the name of the negative ion (nonmetal) ends in

a)

-ate.

b)

-ite.

c)

-ide.

d)

-ium.

31.
When an atom loses an electron, it becomes a:
a)
positive ion
b)
negative ion
c)
neutral ion
d)
neutral atom
32.
What is the correct formula for this molecule?
a)
NH
b)
N3H
c)
NH3
d)
NH4
33.

Which structure has a sea of free electrons?

a)

Ionic

b)

Covalent

c)

Metallic

d)

All of the above

34.
Phosphorus has a 3- charge, sodium has a 1+ charge. What is the formula for a sodium phosphide compound?
a)
NaP
b)
NaP3
c)
Na3P
d)
Na2P3
35.
Fluorine has a 1- charge, magnesium has a 2+ charge. What is the formula for a magnesium fluoride compound?
a)
MgF
b)
Mg2F
c)
MgF2
d)
Mg2F2

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