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Chemical Bonds and Periodic Table Review

Total questions: 50

Worksheet time: 49mins

Name
Class
Date
1.

This is a correct dot diagram for neon (Ne)

a)

true

b)

false

2.
What is the correct formula for this molecule?
a)
NH
b)
N3H
c)
NH3
d)
NH4
3.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
4.

Which is the correct molecular structure for carbon dioxide CO2?

a)
b)
c)
d)
5.
What type of bond is this?
a)
ionic
b)
covalent
6.
This picture shows a...
a)
Ionic Bond
b)
Covalent Bond
c)
Both bonds
d)
Neither bond
7.

Where are metals located on the periodic table?

a)

right side of the staircase

b)

on the staircase

c)

left side of the staircase

8.

H2O has how many covalent bonds?

a)

0

b)

1

c)

2

d)

3

9.

How many covalent bonds in this molecule

a)

1

b)

2

c)

3

d)

4

10.

N2 is an example of a

a)

Single Bond

b)

Double Bond

c)

Triple Bond

11.

Chloroform was used as anesthesia and a sedative a long time ago. Which of these is the probable formula of the molecule shown?

a)

Cl2

b)

C6H12O6

c)

CHCl3

d)

CH4

e)

H2O

12.

This could be the dot diagram of

a)

Mg

b)

Cl

c)

C

d)

O

13.

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.

14.

This is a correct dot diagram for carbon (C)

a)

true

b)

false

15.

Which of the following is the correct electron-dot diagram for an atom with an electron configuration of 2-8-18-5?

a)
b)
c)
d)
16.

Bohrs Model of the Atom shows ______ orbiting the nucleus in certain energy levels. Similar to how planets orbit the sun.

a)

Protons

b)

Neutrons

c)

Electrons

17.

I have recorded the valence numbers on my periodic table.

a)

Yes

b)

I do not have a copy of the periodic table

18.

How many valence electrons does Be have?

a)

2

b)

4

c)

5

d)

9

19.

Which element is in group 14 and period 3?

a)

N

b)

Na

c)

Si

d)

Li

20.

Which element is in group 11 and period 5?

a)

Na

b)

B

c)

Ag

d)

Rb

21.

How many valence electrons does Xenon have?

a)

54

b)

131

c)

8

d)

18

22.

In what section of the periodic table can Silver be found?

a)

Alkali Metals

b)

Noble Gases

c)

Transition Metals

d)

Rare Earth Elements

23.

An atom that gains or loses an electron becomes

a)

an isotope

b)

a new element

c)

an ion

d)

a molecule

24.

What type of bond forms CaF2

a)

covalent bond

b)

ionic bond

c)

metallic bond

d)

all answers are correct

25.
What elements generally make an ionic bond?
a)
metal and nonmetal
b)
2 nonmetals
c)
metal
d)
none of the above
26.
What elements generally make a covalent bond?
a)
metal and nonmetal
b)
2 nonmetals
c)
metal
d)
none of the above
27.
Predict the bond that will form between Be and F.
a)
Ionic
b)
Covalent
28.
In chemical compounds, covalent bonds form when
a)
the electronegativity difference between two atoms is very large.
b)
electrons are completely transferred between two metals.
c)
pairs of electrons are shared between two nonmetal atoms.
d)
two nonmetal atoms are attracted to each other by opposite charges.
29.

How many electrons (total) does Si contain when it is neutral?

a)

14

b)

28

c)

2

d)

4

30.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
31.
What happens when an atom loses an electron?
a)
It becomes Negatively Charged
b)
It remains neutral because the proton also leaves.
c)
It becomes Positively Charged
d)
It stays the same.
32.
The number of _____ is most important in determining how an atoms will bond. 
a)
Neutrons
b)
Protons
c)
Valence Electrons
d)
Electron sin the innermost shell
33.

What are the columns referred to on the Periodic Table of Elements?

a)

Families or groups

b)

Periods

34.

What are the rows referred to on the Periodic Table of Elements?

a)

Families or groups

b)

Periods

35.

Atomic Mass equals the combined number of

a)

Protons and Electrons

b)

Electrons and Neutrons

c)

Protons and Neutrons

36.

The number of valence electrons ________ by 1 as you move across the period.

a)

increases

b)

decreases

37.

Aluminum has an atomic number of 13 and a mass number of 27. How many neutrons does Aluminum have?

a)

13

b)

14

c)

27

d)

40

38.

Which of the following is a metal?

a)

Lithium

b)

Silicon

c)

Sulfur

d)

Boron

39.

Which element is a member of the halogen family?

a)

Sulfur

b)

Chlorine

c)

Argon

d)

Carbon

40.

Which element is a member of the noble gases?

a)

Te

b)

Iodine

c)

Xenon

d)

Nitrogen

41.

Which of the following is a nonmetal?

a)

Sulfur

b)

Lithium

c)

Sodium

d)

Silicon

42.

Which of the following is a transition metal?

a)

Mercury

b)

Oxygen

c)

Calcium

d)

Aluminum

43.

Where are the metalloids located on the periodic table?

a)

To the right of the staircase

b)

On the staircase

c)

To the left of the staircase

d)

Who knows

44.

What type of element loses electrons in order to achieve a stable valence shell?

a)

Nonmetal

b)

Metalloid

c)

Alkali Earth Metal

d)

They all lose electrons

45.

This group is the most reactive of the metals

a)

Alkali

b)

Alkaline earth

c)

Transition

d)

Other metals

46.

Which two elements are in the same period?

a)

Sn and Rb

b)

F and Cl

c)

K and Ba

d)

Se and Te

47.

Which element has similar properties to magnesium?

a)

Sodium

b)

Aluminum

c)

Calcium

d)

Chlorine

48.
Which group has the most reactive nonmetals?
a)
alkali metals
b)
noble gases
c)
metalloids
d)
halogens
49.
What is the charge of an atom that has gained one electron?
a)
-1
b)
-2
c)
+1
d)
+2
50.

This group contains two elements that are used for fertilizer, and it has one of the oldest poisons on earth.

a)

oxygen family

b)

noble gases

c)

nitrogen family

d)

carbon family

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