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WorksheetsUnit 04: Electrons in the Atom Review
Total questions: 48
Worksheet time: 1hrs 11mins
Maximum number of ELECTRONS that can be placed in an s orbital.
2
6
10
14
The maximum number of ELECTRONS that can be placed in an p orbital.
2
6
10
14
The maximum number of ELECTRONS that can be placed in an d orbital.
2
6
10
14
The maximum number of ELECTRONS that can be placed in an f orbital.
2
6
10
14
What is the maximum number of ELECTRONS that an orbital (box) can have?
1 electron
2 electrons
3 electrons
4 electrons
How many d orbitals (boxes) are there in a given sublevel?
1
3
5
7
How many f orbitals (boxes) are there in a given sublevel?
1
3
5
7
How many p orbitals (boxes) are there in a given sublevel?
1
3
5
7
What is the Aufbau principle?
electrons always spin right
electrons always pair up
electrons always enter the HIGHER energy orbitals first
electrons always enter the LOWER energy orbitals first
What is Hund's Rule?
electrons always pair up first
electrons must equally distribute between orbitals before pairing up
electrons always spin right
electrons must go to the nucleus for instructions
Which colored area represent the s orbitals?
blue
red
orange
green
Which colored area represent the p orbitals?
blue
red
orange
green
Which colored area represent the d orbitals?
blue
red
orange
green
Which colored area represent the f orbitals?
blue
red
orange
green
Electrons in the same orbital ......
must have opposite spins
must have the same spin
one must be negatively charged and the other positively charged
must have lower energy
1s22s22p63s23p64s23d10
Which example shows a violation of Hund's Rule?
A
B
C
D
Which atom has the electron configuration? 1s22s22p3
Nitrogen
Boron
Magnesium
it is impossible to determine
The lines in the emission spectrum for hydrogen are formed from ___.
energy given off when the electron moves from higher energy levels to lower energy levels
electrons given off as hydrogen burns
protons given off when protons move from higher energy levels to lower energy levels
electrons given off as hydrogen cools
Which color has the highest frequency?
green
blue
red
yellow
Which color has the longest waves?
red
orange
yellow
green
Energy of a photon is ___ proportional to frequency.
directly
inversely
Frequency of light is ___ proportional to wavelength.
directly
inversely
The only type of electromagnetic waves you can see are
infrared waves
ultraviolet waves
visible light waves
In the image, what section of the EM spectrum is #1
gamma rays
visible light
infrared
ultraviolet
radio waves
In the image, what section of the EM spectrum is #7
gamma rays
visible light
infrared
ultraviolet
X-rays
Electromagnetic waves vary in
the speed they travel in a vacuum.
wavelength and frequency.
the way they reflect.
the orientation of their electric and magnetic fields.
As frequency increases:
energy increases
energy decreases
wavelength increases
wavelength decreases
In the image, what section of the EM spectrum is #2
microwaves
visible light
X-rays
ultraviolet
radio waves
In the image, what section of the EM spectrum is #5
visible light
microwaves
ultraviolet
gamma rays
X-rays
Emission of light from an atom occurs when an electron
drops from a higher to a lower energy level.
jumps from a lower to a higher energy level.
moves within its atomic orbital.
falls into the nucleus.
Which of these must happen for an electron in an atom to change from the ground state to an excited state?
energy must be released
energy must be absorbed
radiation must be emitted
light must be emitted
