Free Printable Valence electrons

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 valence electrons does Nitrogen Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

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 Boron Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

11.

How many valence electrons does Sodium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

12.

How many valence electrons does Beryllium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

13.

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

14.

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

15.

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

16.

Is this correct way to draw the Lewis Dot Structure for Carbon?

a)

Yes

b)

No, too many electrons

c)

No, not enough electrons

d)

No, dots are in wrong places

17.

This could be the dot diagram of

a)

Mg

b)

Cl

c)

C

d)

O

18.

What is the goal of the Lewis Dot Structure?

a)

To determine the electron position.

b)

To show the element's valence electrons & bonding capabilities.

c)

To find the atomic mass of an element.

d)

To search for the number of electrons in an individual atom.

19.

How many valence electrons should Magnesium have in its Lewis dot model?

a)

1

b)

2

c)

3

d)

4

20.

This is a correct dot diagram for neon (Ne)

a)

true

b)

false

21.

This is a correct dot diagram for carbon (C)

a)

true

b)

false

22.

Which of these is incorrect?

a)

b)

23.

How many valence electrons are found in atoms of group 14?

a)

4

b)

3

c)

14

d)

16

24.

Which group has the greatest number of valence electrons?

a)

1

b)

14

c)

18

d)

16

25.

How many valence electrons are found in atoms of group 15?

a)

4

b)

5

c)

2

d)

3

26.

How many valence electrons are found in atoms of group 1?

a)

7

b)

6

c)

4

d)

1

27.

What are valence electrons?

a)

The total number of electrons in an atom

b)

The number of electrons in the outermost shell

c)

The number of electrons in the second shell

d)

The number of protons in the outermost shell

28.

All atoms are most stable with (or would "prefer") how many electrons in their valence shell?

a)

1

b)

2

c)

8

d)

18

29.

Describe this element.

a)

Highly reactive metal

b)

Highly reactive nonmetal

c)

Stable

d)

Less stable non metal

30.

How many valence electrons does Na have?

a)

1

b)

5

c)

6

d)

11

31.

Chlorine ( Cl) has _________ valence electrons.

a)

3

b)

5

c)

7

d)

8

32.

Ga has _______ valence electrons.

4 lines

33.

Select the elements that has 8 valence electrons.

a)

Ne

b)

Br

c)

Kr

d)

Xe

34.

TRUE OR FALSE Lithium and Beryllium have the same number of valence electron.

a)

TRUE

b)

FALSE

35.

All of the elements has 4 valence electrons EXCEPT______

a)

Carbon

b)

Silicon

c)

Germanium

d)

Selenium

36.

The atomic mass of Titanium is 48 and its proton is 22, therefore its number of neutron is ________

a)

22

b)

24

c)

26

d)

70

37.

Valence electrons plays a key role in chemical reactions and it increases from left to right of the periodic table.

a)

TRUE

b)

FALSE

38.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

4

e)

13

39.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

4

e)

5

40.

How many valence electrons in this element?

a)

6

b)

2

c)

3

d)

4

e)

5

41.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

4

e)

5

42.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

4

e)

12

43.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

5

e)

7

44.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

5

e)

15

45.

How many valence electrons in this element?

a)

1

b)

2

c)

3

d)

5

e)

11

46.

How many valence electrons in this element?

a)

16

b)

2

c)

6

d)

5

e)

14

47.

How many valence electrons in this element?

a)

17

b)

2

c)

6

d)

7

e)

15

48.

How many electrons in this element?

a)

17

b)

2

c)

6

d)

7

e)

15

49.

How many electrons in this element?

a)

1

b)

2

c)

3

d)

5

e)

7

50.

How many electrons in this element?

a)

1

b)

2

c)

3

d)

4

e)

13

Valence electrons

Total questions: 50

Worksheet time: 6hrs 54mins

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