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DA #2 Review LATE

Total questions: 40

Worksheet time: 1hrs 9mins

Name
Class
Date
1.
Where are the transition metals found on the periodic table?
a)
The first 5 elements
b)
The bottom two rows
c)
Group 3-12
d)
Row 3-12
2.

When naming ionic compounds with transition metals you need to include roman numerals to show the _____ of the metal..

a)

atomic number

b)

mass number

c)

charge

d)

ionization energy

3.
The oxidation number for Fe in Fe2O3:
a)
+2
b)
+3
c)
+1
d)
-2
4.

Potassium and Sulfur create...

a)

KS

b)

KS2

c)

K2S

d)

K2S2

5.
A phosphorus atom needs to gain ___ electrons to achieve a full octet.
a)
3
b)
4
c)
6
d)
5
6.

Write the formula for barium + nitrogen

a)

Ba2N3

b)

Ba3N2

c)

BaN

d)

BaN3

7.

Mg and Cl create...

a)
Mg2Cl
b)
MgCl2
c)
Mg2Cl2
d)
MgCl
8.

CaS

a)

Calcium sulfide

b)

Calcium (II) sulfide

c)

Calcium (2) sulfide

d)

Calcium sulfur

e)

Calcium (II) sulfide (II)

9.

AlP

a)

Aluminum phosphide

b)

Aluminum (III) phosphide

c)

Aluminum (I) phosphoride

d)

Aluminum (III) phosphide (I)

e)

Aluminum (I) phosphide (I)

10.

What will be the chemical formula for 
potassium chloride?

a)
KCl
b)
K2Cl
c)
KCl2
d)
KCl3
11.

What will be the chemical formula for 
lithium sulfide?

a)

Li2S

b)
LiS2
c)

LiS

d)

Li2S2

12.

Select the correct Lewis structure for Li2O:

a)
b)
c)
d)
13.

How many electrons will Be gain/lose to satisfy the Octet Rule?

a)

Lose 2

b)

Lose 4

c)

Gain 2

d)

Gain 6

14.

When atoms LOSE electrons, they get a...

a)

Positive (+) charge

b)

Negative (-) charge

c)

No charge (zero)

15.

What does Neon need to do fulfill the Octet Rule?

a)

Gain 2

b)

Lose 2

c)

Nothing - it already fulfills the Octet Rule.

16.

What does Oxygen have to do to satisfy the Octet Rule? What would its charge be after? (TAKE YOUR TIME!)

a)

Lose 6 electrons, + 6

b)

Gain 8 electrons, - 8

c)

Lose 2 electrons, + 2

d)

Gain 2 electrons, - 2

17.

Phosphorus (P) is in Group 5. How many MORE electrons does it need in order to follow the Octet Rule?

a)

2 more valence electrons

b)

5 more valence electrons

c)

8 more valence electrons

d)

3 more valence electrons

18.

What type of bond contains oppositely charged atoms (ions)?

a)

ionic bond

b)

Covalent bon

c)

Metallic bond

d)

James Bond

19.

Which of the following is not an example of a covalent compound?

a)

H2O (Water)

b)

CO2 (Carbon Dioxide)

c)

NaCl (Sodium Chloride)

d)

CH4 (Methane)

20.

When nonmetals react they form

a)
Ionic bonds
b)
Covalent bonds
c)
Metallic bonds
d)
Hydrogen bonds
21.

What is the name of the compound Na2(SO4)?

a)

Sodium sulfate

b)

Sodium sulfide

c)

Sodium sulfite

d)

Sodium sulfuroxide

22.
name the following ionic compound: NaF
a)
nitrogen fluorine
b)
sodium fluoride
c)
nitrogen fluoride
d)
sodium fluorine
23.
phosphorus trichloride
a)
KCl3
b)
PCl3
c)
K3Cl
d)
P3Cl
24.

What is the formula for Tricarbon Hexahydride?

a)
Ca3O
b)
C2H8
c)

C3H6

d)

Ca3H7

25.
The covalent compound N2O5 would be named
a)
nitrogen oxide.
b)
dinitrogen oxide.
c)
nitrogen pentoxide.
d)
dinitrogen pentoxide.
26.
Will this molecule be polar or nonpolar? PH3
a)
polar
b)
nonpolar
27.
Choose the correct shape for this molecule:
a)
Trigonal planar
b)
Trigonal pyramidal
c)
Tetrahedral
d)
Linear
28.

What is the shape of the following?

a)

Linear

b)

Trigonal planar

c)

Tetrahedral

d)

Trigonal Bipyramidal

29.

Use your knowledge and electronegativity sheet to predict what the following compound is classified as.

a)

non-polar covalent

b)

polar covalent

c)

ionic

d)

metallic

30.

A polar covalent bond should have an electronegativity difference ranges from _____?

a)

0-0.3

b)

0.3-1.67

c)

1.67 and up

31.

What are the seven diatomic elements?

a)

H2, Cl2, Br2, O2, N2, I2, F2

b)

H2, Cl2, I2, F2, Hg2, Br2, Fe2

c)

H2, Cu2, Ni2, B2, O2, I2, Fe2

32.

This type of bond does NOT conduct electricty

a)

Ionic Bond

b)

Covalent Bond

c)

Metallic Bond

d)

James bond

33.
Balance this equation.
_CF4 + _Br2 -- _CBr4 + _F2
a)
2,1,2,1
b)
1,2,2,1
c)
1,2,1,2
d)
2,2,2,2
34.

Balance the the following equation.

__Zn+__HCl -->__ZnCl2 +__H2

a)

1,1,2,1

b)

1,1,1,2

c)

1,2,1,1

d)

2,1,1,1

35.

Is this equation balanced?

a)

Yes, everything appears the same amount on each side.

b)

No, there are too many hydrogen on the left side.

c)

No, there are too many oxygen on the left side.

36.
Is this equation balanced?
a)
yes
b)
no
c)
Not enough information
37.

What is the total number of atoms in this formula? H2O2H_2O_2  

a)

2

b)

4

c)

3

38.

How many total atoms are in 2 molecules of this compound?
H2C3O4N5

a)
5
b)

28

c)
15
d)
19
39.

How are synthesis and decomposition reactions different?

a)

They are the same

b)

They are opposites of each other

c)

They both only create water

d)

Merry Chrsitmas!

40.

What SI unit is used to measure the AMOUNT of a substance?

a)

Moles

b)

Kelvins

c)

Meters

d)

Liters

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