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Valence Electrons & Trends in the Periodic Table REVISION

Total questions: 34

Worksheet time: 22mins

Name
Class
Date
1.

How many valence electrons does Hydrogen Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

2.

How many valence electrons does Helium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

3.

How many electrons go in the first shell (ring) ?

a)

6

b)

8

c)

4

d)

2

4.

How many valence electrons does Magnesium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

5.

How many valence electrons does Aluminum Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

6.

How many valence electrons does Potassium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

7.

How many valence electrons does Phosphorus Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

8.

How many valence electrons does Silicon Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

9.

How many valence electrons does Lithium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

10.

How many valence electrons does Neon Have?

a)

4 Valence electron

b)

5 Valence electron

c)

6 Valence electron

d)

7 Valence electron

e)

8 Valence electron

11.

How many valence electrons does Fluorine Have?

a)

4 Valence electron

b)

5 Valence electron

c)

6 Valence electron

d)

7 Valence electron

e)

8 Valence electron

12.

How many valence electrons does Argon Have?

a)

4 Valence electron

b)

5 Valence electron

c)

6 Valence electron

d)

7 Valence electron

e)

8 Valence electron

13.

The group an element is in indicates

a)

how many electron shells it has

b)

how many valance electrons it has

c)

nothing interesting

d)

that Mendeleev was smart cookie

14.

The period an element is in indicates

a)

how many electron shells it has

b)

how many valance electrons it has

c)

nothing interesting

d)

that Mendeleev was smart cookie

15.

Atomic radius refers to..

a)

the distance from the nucleus to its outermost shell

b)

the distance from one side of the atom to the other

c)

the distance between two bonded atoms

d)

the distance between electrons in the same shell

16.

The atomic radius increases as you

a)

go down the periods in a group

b)

go up the periods in group

17.

The atomic radius decreases as you go from the

a)

left side of the periodic table to the right

b)

right side of the periodic table to the left

18.

The elements with the largest atomic radius would be in the

a)

top left corner of the periodic table

b)

top right corner of the periodic table

c)

bottom left corner of the periodic table

d)

bottom right corner of the periodic table

19.

The atomic radius changes in elements of the same period because

a)

they have increasing numbers of protons

b)

they all have different numbers of electron shells

c)

they have increased number of electrons

d)

the proton become more positive

20.

Metals typically want to

a)

gain electrons

b)

lose electrons

21.

Non-metals typically want to

a)

gain electrons

b)

lose electrons

22.

In metals, reactivity decreases as you go from the

a)

left side of the periodic table to the right side

b)

right side of the periodic table to the left side

23.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
24.
Which has the greater EN: 
N or C?
a)
C
b)
N
25.
Which has the greater EN: 
H or F?
a)
H
b)
F
26.
Which has the greater EN: 
Cl or Al?
a)
Cl
b)
Al
27.
Choose the set that goes from lowest to highest electronegativity?
a)
Cu, Mg, Sr, Ca
b)
F, Cl, Br, Si
c)
Cs, Rb, Ca, Mg
d)
Zn, Cd, Ag, Cu
28.
The element with the largest electronegativity in the halogens is - 
a)
At
b)
F
c)
Cl
d)
Br
29.
Elements closer to the noble gases have stronger attraction for electrons.
a)
True
b)
False
30.
Which of the following is the least electronegative element?
a)
oxygen
b)
potassium
c)
fluorine
d)
nitrogen
31.
Which of the following is true about a sulfur atom and a chlorine atom?
a)
Sulfur is larger and has higher ionization energy.
b)
Sulfur is larger and has lower ionization energy.
c)
Sulfur is smaller and has higher ionization energy.
d)
Sulfur is smaller and has lower ionization energy.
32.
Which element has the greater ionization energy?
a)
Lead
b)
Silicon
33.
Put the following in order of increasing ionization energy:Neon, Lithium, Carbon
a)
Lithium, Carbon, Neon
b)
Carbon, Lithium, Neon
c)
Neon, Carbon, Lithium
d)
Lithium, Neon, Carbon
34.
Which of the following is true about a sulfur atom and a chlorine atom?
a)
Sulfur is larger and has higher ionization energy.
b)
Sulfur is larger and has lower ionization energy.
c)
Sulfur is smaller and has higher ionization energy.
d)
Sulfur is smaller and has lower ionization energy.

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