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CHEM C Final Exam Review Part 1

Total questions: 53

Worksheet time: 24mins

Name
Class
Date
1.

Ultraviolet radiation can be used in the treatment of ________.

a)

skin disorders (such as psoriasis)

b)

bone fractures

c)

diabetes

d)

asthma

2.

The symbol for the wavelength of electromagnetic radiation is Å.

a)

True

b)

False

3.

The symbol for the frequency of electromagnetic radiation is Å.

a)

True

b)

False

4.

The shortest wavelength of visible light is violet light.

a)

True

b)

False

5.

When ultraviolet energy is absorbed by an atom, an electron

a)

is taken on by an atom.

b)

moves from a lower to a higher energy level.

c)

falls into the nucleus of an atom.

d)

is ejected from an atom completely.

e)

moves from a higher to a lower energy level.

6.

In the electromagnetic spectrum if you decrease wavelength you will increase energy

a)

True

b)

False

7.

Any d sublevel can hold up to ________ electrons.

a)

10

b)

6

c)

2

d)

14

8.

A p sublevel has 5 orbitals.

a)

True

b)

False

9.

An s sublevel has 3 orbitals.

a)

True

b)

False

10.

An s sublevel is spherical.

a)

True

b)

False

11.

What element has the electron configuration 1s²2s²2p⁶3s²3p⁶4s²3d³?

a)

As

b)

Na

c)

Nb

d)

V

e)

Sc

12.

What element has the electron configuration 1s²2s²2p⁶?

a)

F

b)

Ne

c)

Cl

d)

Be

e)

S

13.

Which of the following elements is being referred to?

1s2

a)

H

b)

He

c)

Li 1-

d)

Na

14.

What is the correct electron configuration for the lithium atom?

a)

2s12s^1

b)

1s3

c)

1s22s11s^2 2s^1

d)

1s22s51s^2 2s^5

e)

1s12s21s^{12}s^{2}

15.

What is the ionic charge of an ion with 13 protons and 10 electrons?

a)

3+

b)

3-

c)

2+

d)

1+

e)

2-

16.

Cations have a positive charge

a)

True

b)

False

17.

The ion of aluminum is ________.

a)

Al3+

b)

Al+1

c)

Al2+

d)

Al3-

18.

What is the symbol for the ion with 19 protons and 18 electrons?

a)

K+

b)

K-

c)

Ca+

d)

Na+

19.

Which of the following is the correct symbol for the fluoride ion?

a)

F-

b)

F+

c)

Ar+

d)

K-

e)

K+

20.

Chlorine has an ionic charge of -1.

a)

True

b)

False

21.

When aluminum and oxygen combine, the formula is AlO.

a)

True

b)

False

22.

What is the electron configuration for a sodium ion (Na+)?

a)

1s2 2s2 2p6 3s1

b)

1s2 2s2 2p6 3s2

c)

1s2 2s2 2p6

d)

1s2 2s2 2p5

23.

Which of the following elements has the electron configuration 1s2 2s2 2p4?

a)

N

b)

O

c)

Ne

d)

F

24.

What is the charge of an ion with 17 protons and 18 electrons?

a)

2-

b)

1+

c)

2+

d)

1-

25.

What is the maximum number of electrons that can occupy a p sublevel?

a)

2

b)

6

c)

10

d)

14

26.

Which element has the electron configuration 1s2 2s2 2p6 3s2 3p5?

a)

Cl

b)

Ne

c)

Ar

d)

F

27.

What is the charge of an ion with 12 protons and 10 electrons?

a)

2+

b)

2-

c)

1+

d)

1-

28.

The portion of the electromagnetic spectrum that humans can see is called:

a)

radio waves

b)

visible light

c)

gamma rays

d)

x-rays

29.

When wavelength increases...or gets longer

a)

energy decreases

b)

energy increases

30.

the distance between peaks of electromagnetic waves is called:

a)

wavelength

b)

frequency

c)

energy

d)

Planck's Constant

31.

Which type of electromagnetic energy carries the least energy?

a)

X-Rays

b)

Visible Light

c)

Ultraviolet

d)

Microwaves

32.

The formula for the speed of light (c) related to wavelength and frequency is:

a)

c = λν

b)

v = c/λ

c)

c = νξ

d)

E = mc2

33.

We perceive various wavelengths within the visible light spectrum as:

a)

sound

b)

color

c)

time

d)

smell

34.

Which of the following is a unit for frequency?

a)

Joules

b)

Hertz

c)

meters per second

d)

seconds

35.

Light is:

a)

a star and a galaxy

b)

a wave and a particle

c)

sound and energy

d)

unable to be measured

36.

We see a "rainbow of colors" that when perceived together produce:

a)

black light

b)

white light

c)

gamma rays

d)

x-ray images

37.

which of the following emits visible light?

a)

glass

b)

a light bulb

c)

a black shirt

d)

a mirror

38.

Which is can be felt as "heat"?

a)

gamma rays

b)

infrared

c)

x-ray

d)

blue light

39.
Question Image

​ ​

  1. Match the numbers on the graph to the correct name

a)
crest
1.

1

b)
trough
2.

2

c)
line of origin
3.

3

d)
wavelength
4.

4

e)
amplitude
5.

5

40.

Photons are (select all that apply)

a)

packet of energy

b)

has properties of both a particle and a wave

c)

travel at the speed of light

d)

travel at teh speed of sound

41.

Electrons in energy levels closer to the nucleus are lower in energy

a)

True

b)

False

42.

When electrons change from a lower to a higher energy level they _____ energy

a)

absorb

b)

emit

c)

contain

d)

do not change

43.

s sublevels have how many orbitals

a)

1

b)

3

c)

5

d)

7

44.

Which sublevel can hold only 2 electrons

a)

s

b)

p

c)

d

d)

f

45.

Which sublevel can hold 10 electrons

a)

s

b)

p

c)

d

d)

f

46.

Polarity is determined by the type and mass of an atom

a)

True

b)

False

47.

Nonmetals tend to form negative ions

a)

True

b)

False

48.

A covalent or molecular bond forms between a metal and a nonmetal

or a metalloid and metal

a)

True

b)

False

49.

An ionic bond forms between a metal and a nonmetal

a)

True

b)

False

50.

Atomic radius decreases as you move from left to right across the periodic table

a)

True

b)

False

51.

Atomic Radius decreases as you move from top to bottom on the periodic table

a)

True

b)

False

52.

Boron has how many valence electrons

**Hint what Group is it in

a)

1

b)

2

c)

3

d)

4

53.

Which letter represents a group 2 element?

a)

A

b)

B

c)

C

d)

D

e)

E

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