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Fall Semester exam review

Total questions: 84

Worksheet time: 6hrs 58mins

Name
Class
Date
1.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

2.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
3.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
4.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
5.

What does the 6 represent?

a)

Atomic mass

b)

atomic number

c)

chemical symbol

d)

element name

6.
Ammonia has a pH of 12.  Ammonia is __________.
a)
an acid
b)
a base
c)
an element
d)
a metal
7.

What is the chemical formula for water?

a)

H2OH_2O

b)

CO2CO_2

c)

O2O_2

d)

H2SO4H_2SO_4

8.

Which element is located in Group 1 of the periodic table?

a)

Helium

b)

Sodium

c)

Chlorine

d)

Argon

9.

Which of the following is a safety rule in a chemistry lab?

a)

Eating and drinking are allowed

b)

Always wear safety goggles

c)

Use broken glassware

d)

Ignore chemical spills

10.

Which of the following elements is a noble gas?

a)

Oxygen

b)

Nitrogen

c)

Neon

d)

Hydrogen

11.

What is the chemical formula for sodium chloride?

a)

NaClNaCl

b)

KClKCl

c)

Na2ONa_2O

d)

CaCl2CaCl_2

12.

How many valence electrons does an atom of oxygen have?

a)

2

b)

4

c)

6

d)

8

13.

Which of the following elements is most likely to form a cation?

a)

Chlorine

b)

Oxygen

c)

Sodium

d)

Nitrogen

14.

Determine the number of neutrons in an isotope of carbon with a mass number of 14.

a)

6

b)

7

c)

8

d)

14

15.

What is the significance of the atomic number in the periodic table?

a)

It represents the number of neutrons in an atom.

b)

It represents the number of protons in an atom.

c)

It represents the number of electrons in an atom.

d)

It represents the atomic mass of an atom.

16.

What is the chemical formula for carbon dioxide?

a)

COCO

b)

CO2CO_2

c)

C2OC_2O

d)

C2O2C_2O_2

17.

Evaluate the importance of lab safety rules in preventing accidents and injuries.

a)

Lab safety rules are optional and do not prevent accidents.

b)

Lab safety rules are essential in preventing accidents and ensuring safety.

c)

Lab safety rules are only necessary for handling dangerous chemicals.

d)

Lab safety rules are not important in a controlled environment.

18.
A vertical column is called...
a)
group
b)
tower
c)
period
d)
crew
19.

Which elements are colored red?

a)

nonmetals

b)

metals

c)

metalloids

20.

Which element is in period 3 and group 14?

a)

Silicon

b)

Helium

c)

Mercury

d)

Neon

21.

What is the chemical formula for sulfuric acid?

a)

H2SO4H_2SO_4

b)

NaOHNaOH

c)

HClHCl

d)

H2OH_2O

22.

What is the term for the horizontal rows in the periodic table?

a)

Columns

b)

Blocks

c)

Periods

d)

Groups

23.

Which of the following elements is a noble gas?

a)

Oxygen

b)

Helium

c)

Carbon

d)

Chlorine

24.

What is the name of this ionic compound?

a)

Monopotassium nitrate

b)

Potassium(I) nitrate

c)

Potassium nitrogen oxygenate

d)

Potassium nitrate

25.

What is the formula for the compound formed between the copper(II) ion and the sulfate ion?

a)

Cu(SO₄)₂

b)

Cu₂SO₄

c)

CuSO₄

d)

Cu₂S

26.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
27.
phosphorus trichloride
a)
KCl3
b)
PCl3
c)
K3Cl
d)
P3Cl
28.
What's the formula for chlorine dioxide
a)
ClO2
b)
CLO
c)
ClO3
d)
HClO2
29.

Name the following covalent compound.

NO

a)

Mononitrogen Oxide

b)

Nitrogen monoxide

c)

Nitrogen Oxide

30.

Match the following

a)

CF4

1.

Carbon Tetrafluoride

b)

CH4

2.

Carbon Tetrahydride

c)

SCl2

3.

Sulfur Dichloride

d)

NBr3

4.

Nitrogen TriBromide

e)

CO2

5.

Carbon Dioxide

31.

Name N2O3

a)

Nitrogen Oxide

b)

Dinitrogen Trioxide

c)

Nitrogen Trioxide

32.
What is the formula for calcium carbonate?
a)
CaCO
b)
CaCO2
c)

CaCO3

d)

Ca3CO3

33.

What is the formula for magnesium phosphate?

a)

Mg3P2

b)

Mg2P3

c)

Mg2(PO4)3

d)

Mg3(PO4)2

34.

Which is the correct name for the compound: CaO

a)

calcium oxide

b)

calcium oxygen

c)

calcium oxalate

35.

The name for Ca3(PO4)2 is...

a)

calcium phosphorus

b)

calcium phosphide

c)

calcium phosphite

d)

calcium phosphate

36.

Lithium and Fluorine create...

a)

LiF

b)

LiF2

c)

Li2F

d)

Li2F2

37.

What is the formula for permanganic acid?

a)

HMn

b)

MnO4-

c)

HMnO4

d)

H2MnO4

38.

What prefix is used to name binary acids?

a)

per-

b)

hydro-

c)

hypo-

d)

bi-

39.

What is the formula for hydrobromic acid?

a)

HBrO

b)

HBrO2

c)

HBrO3

d)

HBr

40.

Which of the following are binary acids? Check all that apply.

a)

HCl

b)

HNO3

c)

H2S

d)

HKCl

e)

H2CO3

41.

What is the formula for sulfurous acid?

a)

H2S

b)

HSO2

c)

HSO4

d)

HPO4

42.

Give the acid name for H2CO3

a)

carbonous acid

b)

carbonic acid

c)

hydrocarbonic acid

d)

carbonate acid

43.

Name this acid. HNO2

a)

nitrous acid

b)

nitric acid

c)

hydronitric acid

d)

hydrogen nitrogen oxide

44.

Name this acid. HClO4

a)

chloric acid

b)

perchloric acid

c)

hydrochloric acid

d)

hypochlorous acid

45.

What is the formula for hydrofluoric acid?

a)

HFO

b)

HFO3

c)

HF

d)

H2FO3

46.

C(speed of light) is always?

a)

3.0*10^8m/s

b)

6.626*10^-34 J*S

47.

Planks Constant h is always?

a)

6.626*10^-34 j*s

b)

3.0*10^8 m/s

48.

The equation for frequency is?

a)

Frequency= C(speed of light) divided by Wavelength (Lamda symbol)

b)

V=E divided by h

49.

To find the speed of light the equation is?

a)

C=Frequency(F)*Wavlength(Lamda Symbol)

b)

E=H*V(frequency again just another symbol)

50.

The equation for wavelength is?

a)

Wavelength (lambda symbol)= C(speed of light) divided by F (frequency) or V for frequency

b)

H=E divided by Frequency (V)

51.

Frequency is measured in

a)

Hertz

b)

Meters

c)

Joules

52.

Wavelength is measured in

a)

Meters persecond

b)

Joules

c)

Meters

53.

Speed of light is measured in

a)

Joules

b)

Meters per second

c)

Joules per second

54.

Energy is measured in

a)

Joules

b)

Meters

c)

No units

d)

Meters persecond

55.

What is the equation for energy

(a)  

56.

To find planks constant (h) the equation is

a)

H=E/V

b)

H=E/F

57.

Which spot represents the MASS NUMBER?

A
B
C
58.

Which spot represents the ATOMIC NUMBER (protons)?

A
B
C
59.

Match the following

a)

1.

alpha

b)

2.

beta

c)

3.

gamma

60.

Organize these options into the right categories

Categorize the following

mass number decreases by 4

atomic number decreases by 2

Helium nucleus

mass number doesn't change but atomic number goes up by 1

fast moving electron

mass of 4 and +2 charge

mass of 0 and -1 charge

mass number & atomic number stay the same

very strong - stopped by a thick piece of lead

very weak - stopped by a piece of paper

stopped by aluminum foil

0 mass and 0 charge

alpha decay
beta decay
gamma radiation
61.

Drag the numbers and the symbol to the correct spot:

a)

Pu

b)

U

c)

Th

d)

90

e)

92

f)

231

g)

239

h)

235

i)

94

1
2
3
1)
2)
3)
62.

Label the decay equation with the correct numbers and symbol:

a)

Ra

b)

Th

c)

88

d)

90

e)

230

f)

238

g)

92

h)

U

i)

234

1
2
3
1)
2)
3)
63.

Label the equation with the correct mass number, atomic number, and symbol:

a)

Co

b)

27

c)

Fe

d)

26

e)

56

f)

60

g)

28

h)

Ni

i)

64

1
2
3
1)
2)
3)
64.

Which equation shows the correct beta decay of potassium-40?

A
B
C
D
E
65.

Label the mass number, atomic number, and symbol:

a)

U

b)

Pa

c)

92

d)

91

e)

238

f)

234

g)

90

h)

Th

i)

230

1
2
3
1)
2)
3)
66.

Label the mass number, atomic number, and symbol:

a)

Th

b)

Pu

c)

94

d)

239

e)

90

f)

235

g)

92

h)

U

i)

231

1
2
3
1)
2)
3)
67.

Label the decay particle and the daughter particle for sodium-24 that undergoes alpha decay:

(do the DECAY PARTICLE FIRST & the DAUGHTER PARTICLE SECOND)

a)

12

b)

24

c)

-1

d)

0

e)

He

f)

2

g)

20

h)

9

i)

F

j)

4

1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
68.

Which of the following will have similar properties to 1s2 2s2 2p6 3s2 3p2?

a)

carbon

b)

calcium

c)

chlorine

d)

cesium

69.

What is the electron configuration for potassium?

a)

1s2 2s2 2p6 3s2 3p6 4s1

b)

1s2 2s2 2p6 3s2 3p6 4s2

c)

1s2 2s1 2p6 3s2 3p5 4s1

d)

1s2 2s2 2p6 3s1

70.

What electron configuration matches an oxygen atom?

a)

1s22s22p63s2, 3p64s23d104p5

b)

1s22s22p4

c)

1s22s22p6

d)

1s22s22p63s23p64s23d1

71.

What is the position of an element in the periodic table if its electron configuration is 1s2 2s2 2p6 3s2 3p5?

a)

Group 1A

b)

Group 2A

c)

Group 5A

d)

Group 7A

72.

Identify the Electron Configuration for Aluminum (Al)

a)

1s2 2s2 2p6 3s2 3p1

b)

1s2 2s2 2p6 3s2 3p3

c)

1s2 2s2 2p6 3s2 4p1

73.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
74.

What is the noble gas notation electron for Sulfur?

a)

[Ne] 3p4

b)

[He] 3s2 3p4

c)

[Ne] 3s2 3p4

d)

[Na] 3s2 3p4

75.

Whta is the noble gas notation for V?

a)

[Ar] 4s2 4d2

b)

[Kr] 4s2 3d3

c)

[Ar] 4s2 4d3

d)

[Ar] 4s2 3d3

76.

Mr. Sheridan thinks it will take him 48 minutes to run 8 miles. It really takes him 60 minutes. What is the estimated amount in this story?

a)

8

b)

12

c)

25

d)

48

e)

60

77.

Mr. J planned for about 10 people to come to his party, but then 50 people came. What is the percent error in his estimation?

a)

5%

b)

20%

c)

80%

d)

400%

e)

500%

78.

Mr. Sheridan thinks it will take him 48 minutes to run 8 miles. It really takes him 60 minutes. What is the actual amount in this story?

a)

8

b)

12

c)

25

d)

48

e)

60

79.

Which wave has the shortest wavelength?

a)
b)
c)
80.

Which wave has the longest wavelength?

a)
b)
c)
81.

The frequency of a violet light is 7.5x1014Hz. What is the wavelength?

a)
3.5 x 10^-7 m
b)
5.0 x 10^-7 m
c)
6.0 x 10^-7 m
d)
4.0 x 10^-7 m
82.

What is the frequency of a photon whose energy is 3.40x10-19 J?

a)
3.00 x 10^14 Hz
b)
5.13 x 10^14 Hz
c)
6.00 x 10^14 Hz
d)
4.20 x 10^14 Hz
83.

A blue light has a wavelength of 4 x 10-7 m. What is the frequency?

a)
5.0 x 10^14 Hz
b)
9.0 x 10^14 Hz
c)
6.0 x 10^14 Hz
d)
7.5 x 10^14 Hz
84.
The students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?
a)
15.79%
b)
18.75%
c)
2.25%
d)
18%

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