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Unit 3 electron pretest

Total questions: 44

Worksheet time: 41mins

Name
Class
Date
1.

The number of waves that pass a given point every second

a)

Frequency

b)

Wavelength

c)

Energy

d)

Electromagnetic Spectrum

e)

I don't know

2.

The unit of distance between two waves

a)

Frequency

b)

Wavelength

c)

Energy

d)

Electromagnetic Spectrum

e)

i don't know

3.

Which two variables of the electromagnetic spectrum have a direct relationship?

a)

Crests and trough

b)

energy and frequency

c)

wavelength and energy

d)

frequency and wavelength

e)

I don't know

4.

As wavelength increases: frequency,_____________ and energy ______________.

a)

Increases; decrease

b)

Increases; increases

c)

Decreases; decreases

d)

Decrease; increases

e)

I don't know

5.
Select the correct order of waves on the EMS 
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
e)

I don't know

6.

When atoms _____________ energy, their electrons move to higher energy levels. These electrons _____________ energy by emitting light when they return to lower energy levels.

a)

lose, absorb

b)

absorb, lose

c)

lose, lose

d)

absorb, absorb

e)

I don't know

7.

In which state does an electron have the least amount of energy?

a)

Excited state

b)

Ground state

c)

Orbital

d)

Stable state

e)

I don't know

8.

Part D is called the -?-

a)

barrel

b)

air collar

c)

gas control

d)

gas inlet

e)

I don't know

9.

Part D is used for...

a)

burning the gas

b)

controlling the amount of natural gas

c)

controlling the amount of oxygen allowed

d)

stability

e)

I don't know

10.

Which part of the Bunsen flame is the hottest?

a)

A

b)

B

c)

C

d)

D

e)

I don't know

11.

Air hole closed means __________ safety flame and air hole open means _________ heating flame.

a)

Yellow, blue

b)

Blue, yellow

c)

Blue, orange

d)

Yellow, green

e)

I don't know

12.

When you first light a bunsen burner, the flame should be:

a)

Yellow

b)

Blue

c)

Either

d)

Non existent. You shouldn't be using a bunsen burner to light things in the lab

e)

I don't know

13.

The gas should be turned on ____________ lighting the match.

a)

Before

b)

After

c)

I don't know

14.

What principle states that it is impossible to determine the position and velocity of an electron or other particle simultaneously?

a)

Bohr uncertainity principle

b)

Heisenberg uncertainty principle

c)

Einstein uncertainty principle

d)

I don't know the principle

15.

The outermost electrons are called the

a)

Valence

b)

Valance

c)

Valante

d)

I don't know

16.

which of the following does NOT belong in the electromagnetic spectrum:

a)

X-ray

b)

sound wave

c)

ultra violet rays

d)

microwaves

e)

I don't know

17.

Cations are made by _______ electrons from an atom.

a)

gaining

b)

losing

c)

I don't know

18.

Anion are made by _______ electrons from an atom.

a)

gaining

b)

losing

c)

I don't know

19.

By replacing the element symbol, this could be a diagram of which element?

a)

Li

b)

Al

c)

C

d)

Be

e)

I don't know

20.
This is a correct dot diagram for oxygen (O)
a)
true
b)
false
c)

I don't know

21.
How many valence electrons are in Phosphorus?
a)
15
b)
4
c)
5
d)
31
e)

I don't know

22.

This is a correct dot diagram for nitrogen (N)

a)

true

b)

false

c)

I don't know

23.

This is a correct dot diagram for neon (Ne)

a)

true

b)

false

c)

I don't know

24.

Electrons fill the lowest energy orbital 1st

a)

Aufbau principle

b)

Hunds rule

c)

Pauli exclusion principle

d)

I don't know

25.

Orbitals of equal energy each get 1 electron before any orbital gets a second pair.

a)

Aufbau principle

b)

Hund's rule

c)

Pauli exclusion principle

d)

I don't know

26.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
e)

I don't know

27.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)

1s22s42p2

d)
1s22s22p63s23p64s23d1
e)

I don't know

28.
Which electron configuration belongs to Chlorine (Cl)?
a)
1s2 2s2 2p6 3s2 3p5
b)
1s2 2s2 2p6 3s2 3p6
c)
1s2 2s2 2p6 3s2 3p7
d)

I don't know

29.
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
d)

I don't know

30.
What is the electronic configuration of iron?
a)
1s22s22p63s23p64s23d6
b)
1s22s22p63s23p63d8
c)
1s22p63s23p64s23d6
d)
1s22s22p63s23p64s13d6
e)

I don't know

31.
Which electron configuration belongs to Copper (Cu)?
a)
1s2 2s2 2p6 3s2 3p6 4s2 3d8
b)
1s2 2s2 2p6 3s2 3p6 4s2 3d9
c)
1s2 2s2 2p6 3s2 3p6 4s2 3d10
d)

I don't know

32.

There are 4 different types of subshells(orbitals) s,p,d,f

a)

true

b)

false

c)

I don't know

33.
Which of the following elements is a noble gas?
a)
1s2 2s2
b)
1s2 2s2 2p5
c)
1s2 2s2 2p6 3s2 3p6
d)
1s2 2s2 2p6 3s1
e)

I don't know

34.

Choose the preferred noble gas configuration of molybdenum.

a)

[Kr]5s14d5

b)

[Kr]5s24d5

c)

[Kr]5s24d4

d)

[Kr]5s14d10

e)

I don't know

35.

Choose the preferred noble gas electron configurations of silver (Ag).

a)

[Kr]5s24d9

b)

[Kr]5s24d10

c)

[Kr]5s14d10

d)

[Xe]5s14d10

e)

I don't know

36.

What is the maximum number of electrons that an S orbital can have?

a)

1 electron

b)

2 electrons

c)

4 electrons

d)

6 electrons

e)

I don't know

37.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
e)

I don't know

38.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
e)

I don't know

39.
Electronegativity is...
a)
the ability of an atom to attract/ accept electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
e)

I don't know

40.
Which has the greater Electronegativity: 
N or C?
a)
C
b)
N
c)

I don't know

41.

Which of the following Groups on the Periodic Table has the lowest Electronegativity?

a)

Group 1

b)

Group 2

c)

Group 16

d)

Group 17

e)

I don't know

42.

What is the periodic trend for electronegativity across a period?

a)

Electronegativity remains constant

b)

Electronegativity decreases

c)

Electronegativity is not affected by the period

d)

Electronegativity increases

e)

I don't know

43.

Which element has the lowest ionization energy?

a)

oxygen

b)

lithium

c)

fluorine

d)

helium

e)

I don't know

44.
Which of the following elements has the smallest radius?
a)
Mg
b)
Al
c)
Si
d)
K
e)

I don't know

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