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End of Term Quiz

Total questions: 37

Worksheet time: 2hrs 31mins

Name
Class
Date
1.
Ca+2, O-2
a)
CaO
b)
OCa
c)
Ca-2O+2
d)
Ca2O2
2.

What is the charge of an ionic compounds

a)

Positive

b)

Negative

c)

Neutral

3.
Name the ion...  P3-
a)
Phosphorous
b)
Phosphide
c)
Phosphorous (III)
d)
Potassium 
4.

An -ate or -ite at the end of a compound name usually indicates that the compound contains _____________.

a)

fewer electrons than protons

b)

neutral molecules

c)

only two elements

d)

a polyatomic anion

5.
When naming an ion containing a transition metal what would be included in the name?
a)
roman numeral
b)
prefix
c)
suffix
d)
superscript
6.
What is the element/ion symbol for Iron(III)?
a)
Fe
b)
Fe3+
c)
Fe3-
d)
Fe(III)
7.

The Lewis structure shown is for the polyatomic ion

a)

sulfate

b)

sulfite

c)

sulfide

d)

sulfur trioxide

8.
The formula of calcium phosphate is 
a)
CaPO4
b)
Ca2(PO4)3
c)
Ca3PO4
d)
Ca3(PO4)2
9.
The chemical compound for sodium phosphate would be:
a)
NaPO4
b)
Na2PO4
c)
Na3PO4
d)
Na(PO4)3
10.

Name the following ionic compound: MgSO4

a)

magnesium sulfoxide

b)

magnesium sulfide

c)

magnesium sulfate

d)

magnesium oxide

11.
The chemical formula of Iron (III)bromide is
a)
FeBr
b)
Fe(III)Br
c)
FeBr₃
d)
Fe₂Br₃
12.
What is the name of Al(NO3)3?
a)
Aluminum trinitrate
b)
Monoaluminum nitrate
c)
Aluminum (III) nitrate
d)
Aluminum Nitrate
13.
The name of the compound Ca3(PO4)2
a)
calcium phosphate
b)
tricalcium diphosphate
c)
calcium phosphorus oxide
d)
calcium phosphide
14.
Name the following ionic compound: Cr(NO2)3
a)
chromium nitrite
b)
chromium nitride
c)
chromium III nitride
d)
chromium III nitrite
15.
What is the correct name for SO₂?
a)
Sulfur oxide
b)
Sulfite
c)
Sulfur dioxide
d)
Sulfur II Oxide
16.
What is the correct formula for phosphorous trichloride?
a)
P₃Cl
b)
PCl₃
c)
KCl₃
d)
K₃Cl
17.

What is the chemical name for H2O

a)

Hydrogen Oxide

b)

Oxygen Dinitride

c)

Water

d)

Dihydrogen Monoxide

18.
BrO3
a)
bromine oxide
b)
monobromine trioxide
c)
bromine trioxide
d)
bromine (III) oxide
19.
Potassium hydroxide
a)
KOH
b)
K2OH
c)
k(OH)2
20.
Mg(OH)2
a)
magnesium hydroxide acid
b)
hydromagnesium acid
c)
magnesium oxygen hydride
d)
magnesium hydroxide
21.
hydrochloric acid
a)
HCl
b)
HClO
c)
H3ClO3
d)
HClO3
22.
bromic acid
a)
HBr
b)
HBrO2
c)
HBrO3
d)
H3BrO3
23.
HF
a)
hydrofluoric acid
b)
Hypofluoric acid
c)
hydrogen fluorine acid
24.

Acids with Oxygen in them do not start with the prefix "Hydro"

a)

True

b)

False

25.
What is Avogadro's Number? 
a)
6.02 x 1023
b)
- 6.02 1023
c)
6.02 x 1022
d)
6,020,000,000,000
26.

Calculate the number of moles of each element, given the number of atoms

a)

1547.4 moles

b)

1.547 moles

c)

0.646 moles

27.
What is the molar mass of fluorine gas?
(beware!)
a)
18.998 g/mol
b)
38 g/mol
c)
9 g/mol
d)
18 g/mol
28.

What is the molar mass of AgF?

a)

514.9 g/mol

b)

99.7 g/mol

c)

126.87 g/mol

d)

198.8 g/mol

29.

What is the mass of one mole of Helium?

a)

4 g

b)

2 g

c)

8 g

d)

There is no way to know

30.

What is the molar mass of ammonium sulfide - (NH4)2S?

a)

68.17 g/mol

b)

40.02 g/mol

c)

114.12 g/mol

d)

82.91 g/mol

31.

How many moles of magnesium is 2.5 x 1023 atoms of magnesium?

a)

0.208 mole

b)

0.416 mole

c)

0.104 mole

32.

How many moles are in 4.5 x 1024 atoms of lithium?

a)

2.71 x 1048 particles

b)

7.47 moles

c)

7.47 x 1024 atoms

d)

2.71 moles

33.

How many moles of Na contain 1.45 x 1021 atoms of Na?

a)

8.73 x 1044 moles

b)

8.73 moles

c)

0.00241 moles

d)

2.41 x 1044 moles

34.

How many Hydrogen atoms are there in 31.8 moles of water?

a)

5.28 x 10-23 molecules

b)

3.82 x 1025 molecules

c)

5.28x 10-25 molecules

d)

1.91 x 1023 molecules

35.

What is the correct equation to determine how many calcium ions (Ca2+) in 2 moles?

a)
b)
c)
d)

This cannot be determined as calcium is not bonded.

36.

What is the correct equation to calculate the number of moles in 3.13 x 1026 molecules of H2O2?

a)
b)
c)
d)
37.

How many atoms would be in 8.4 moles of Octane (C8H18)?

a)

5.77 x 1023

b)

1.31 x 1026

c)

5.77 x 1026

d)

5.04 x 1023

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