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Periodic Trends Practice

Total questions: 55

Worksheet time: 1hrs 23mins

Name
Class
Date
1.

Group 1A is known as...

a)

Noble Gases

b)

Alkali Metals

c)

Alkaline Earth Metals

d)

Halogens

2.

Group 2A is known as...

a)

Noble Gases

b)

Alkali Metals

c)

Alkaline Earth Metals

d)

Halogens

3.

Group 17 (7A) is known as...

a)

Noble Gases

b)

Alkali Metals

c)

Alkaline Earth Metals

d)

Halogens

4.

Group 18 (8A) is known as...

a)

Noble Gases

b)

Alkali Metals

c)

Alkaline Earth Metals

d)

Halogens

5.

Which group is the LEAST reactive?

a)

Noble Gases (8A)

b)

Alkali Metals (1)

c)

Alkaline Earth Metals (2)

d)

Halogens (7A)

6.

Which group is the MOST reactive?

a)

Noble Gases

b)

Alkali Metals

c)

Alkaline Earth Metals

d)

Transition Metals

7.

The measure of an atom's ability to attract electrons from a bond is...

a)

ionization energy

b)

electronegativity

c)

atomic radius

d)

electron affinity

8.

The energy needed to REMOVE the outermost electron from an atom is called...

a)

atomic radius

b)

ionization energy

c)

electronegativity

d)

electron affinity

9.

As one moves down a group on the periodic table, ionization energy...

a)

increases

b)

stays the same

c)

decreases

d)

fluctuates unpredictably

10.

Which of the following elements should have the highest ionization energy?

a)

K

b)

Na

c)

Cs

d)

H

11.

Which of these elements would have the lowest ionization energy?

a)

Be

b)

Br

c)

Ba

d)

Bi

12.

As one moves left to right across a period on the periodic table, electronegativity...

a)

increases

b)

stays the same

c)

decreases

d)

fluctuates unpredictably

13.

Which of these elements has the largest electronegativity?

a)

F

b)

Br

c)

Cl

d)

I

14.

As one moves down a group on the periodic table, atomic radius...

a)

increases

b)

stays the same

c)

decreases

d)

fluctuates unpredictably

15.

The elements with the largest atomic radii are located on the...

a)

upper-right of the periodic table

b)

lower-left of the periodic table

c)

lower-right of the periodic table

d)

upper-left of the periodic table

16.

Given the representation of a chlorine atom, which circle could represent an atom of bromine?

a)

A

b)

C

c)

B

d)

D

17.

Given the representation of a chlorine atom, which circle could represent an atom of argon?

a)

A

b)

C

c)

B

d)

D

18.

Given the representation of a chlorine atom, which circle might represent an atom of fluorine?

a)

A

b)

C

c)

B

d)

D

19.

Given the representation of a chlorine atom, which circle might represent an atom of sulfur?

a)

A

b)

C

c)

B

d)

D

20.

When an atom LOSES electrons, it becomes...

a)

neutral

b)

negatively charged

c)

positively charged

d)

spiritually motivated

21.

Which of these elements would have the smallest atoms?

a)

Cl

b)

I

c)

F

d)

Br

22.

Which of these elements would have the largest atoms?

a)

N

b)

Ne

c)

B

d)

Li

23.

Which of these elements would have the smallest ionization energy?

a)

N

b)

Ne

c)

Li

d)

B

24.

Which of these elements would have the greatest electronegativity?

a)

C

b)

O

c)

F

d)

N

25.

The size of atoms get bigger as you go down a group on the periodic table because...

a)

there are more protons in the nucleus

b)

there are more energy levels (rings) around the nucleus

c)

there are more electrons in the energy levels

d)

there are more neutrons in the nucleus

26.

Why does ionization energy increase as you go from left to right ACROSS a period?

a)

There are more protons as you move from left to right

b)

There are more electron rings as you move from left to right

c)

There are less protons as you move from left to right

d)

There are less electrons as you move from left to right

27.

How many electron rings does Aluminum (Al) have?

a)

1

b)

2

c)

3

d)

4

28.

Which element is the MOST reactive?

a)

Sodium (Na)

b)

Magnesium (Mg)

c)

Aluminum (Al)

d)

Silicon (Si)

29.

As we move to the right on the periodic table, atoms get smaller because...

a)

there are more protons in the nucleus

b)

there are more energy levels (rings) around the nucleus

c)

there are more electrons in the energy levels

d)

there are more neutrons in the nucleus

30.

This atom of Beryllium (Be) has 4 protons, 5 neutrons, and 4 electrons. What is the atomic mass?

a)

4 amu

b)

9 amu

c)

13 amu

d)

8 amu

31.

An atom with 19 protons and 20 neutrons is

a)

sodium

b)

potassium

c)

calcium

32.

How many protons are in an atom of Silicon?

a)

28

b)

14

c)

7

d)

3

33.

An atom of Fluorine (atomic #9) has an atomic mass of 19 amu and it has 6 electrons. How many neutrons does it have?

a)

9

b)

10

c)

19

d)

None of the above

34.

Argon (atomic #18) has a full outer valence shell of electrons.

a)

True

b)

False

35.

When bromine gains an electron for sodium, bromine becomes a ...

a)

positive ion

b)

negative ion

36.

When chlorine gains an electron from sodium, chlorine becomes a _________.

a)

positive ion

b)

negative ion

37.

How many Hydrogens (H) are in ONE molecule of water? (H2O)?

a)

1

b)

2

c)

3

d)

None of the above

38.

How many Oxygen atoms (O) are in ONE molecule of glucose? (C6H12O6)?

a)

6

b)

12

c)

18

d)

None of the above

39.

To fulfill the octet rule, most atoms want to have how many valence electrons?

a)

2

b)

3

c)

8

d)

None of the above

40.

Which of the following atoms will form 3 covalent bonds? (Hint: HONC)

a)

Sodium (Na)

b)

Carbon (C)

c)

Nitrogen (N)

d)

Oxygen (O)

41.

Which of the following atoms will form 2 covalent bonds? (Hint: HONC)

a)

Sodium (Na)

b)

Carbon (C)

c)

Nitrogen (N)

d)

Oxygen (O)

42.

Which of the following atoms will form 4 covalent bonds? (Hint: HONC)

a)

Sodium (Na)

b)

Carbon (C)

c)

Nitrogen (N)

d)

Oxygen (O)

43.

What does lithium (Li) want to do to fulfill the octet rule?

a)

Lose 1 electron

b)

Gain 1 electron

c)

Lose 2 electrons

d)

None of the above

44.

What does Calcium (Ca) want to do to fulfill the octet rule?

a)

Lose 1 electron

b)

Gain 1 electron

c)

Lose 2 electrons

d)

None of the above

45.

What does Oxygen (O) want to do to fulfill the octet rule?

a)

Lose 1 electron

b)

Gain 1 electron

c)

Lose 2 electrons

d)

None of the above

46.

What does Bromine (Br) want to do to fulfill the octet rule?

a)

Lose 1 electron

b)

Gain 1 electron

c)

Lose 2 electrons

d)

None of the above

47.

Lithium wants to LOSE 1 e- to fulfill the octet rule. Which element is most likely to form an ionic bond with Lithium?

a)

Oxygen (O)

b)

Beryllium (Be)

c)

Helium (He)

d)

Fluorine (F)

48.

Which of the following is the MOST reactive?

a)

Lithium (Li)

b)

Sodium (Na)

c)

Potassium (K)

d)

Cesium (Cs)

49.

Magnesium (Mg) forms an ionic bond with a single atom from another group. Which group is the 2nd atom PROBABLY from?

a)

Group 1A

b)

Group 2A

c)

Group 6A

d)

Group 8A

50.

The formation of a covalent bond relies on the interaction or bonding of...

a)

2 Nonmetals

b)

1 Nonmetal & 1 Metal

c)

2 Metals

d)

2 Noble Gases

51.

Nitrogen is a diatomic element which means in nature, it is found in two's. (N2) Nitrogen shares three pairs of electrons to make sure each atom completes the octet rule. This creates a...

a)

single bond

b)

double bond

c)

triple bond

52.

Oxygen is a diatomic element which means in nature, it is found in two's. (O2) Oxygen shares two pairs of electrons to make sure each atom completes the octet rule. This creates a...

a)

single bond

b)

double bond

c)

triple bond

53.

What does this picture illustrate? (Select all that apply)

a)

Sharing valence electrons

b)

Covalent bonding

c)

transferring valence electrons

d)

ionic bonding

e)

two nonmetals

54.

What type of bond will this compound likely form [Na]+ & [Cl]- ?

a)

Ionic compound

b)

Covalent compound

c)

Metallic compound

55.

How many total atoms are in the covalent compound C4H10 (Butane)?

a)

6

b)

8

c)

10

d)

12

e)

14

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