# Week 5 Tuesday Quiz

## Quiz by Kari Stone

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- Q1
According to the Heisenberg Uncertainty Principle, it is impossible to know precisely both the position and the __________ of an electron.

charge

mass

shape

momentum

300s - Q2
All of the orbitals in a given electron shell have the same value of the __________ quantum number.

principal

magnetic

spin

angular momentum

300s - Q3
The de Broglie wavelength of a __________ will have the shortest wavelength when traveling at 30 cm/s.

uranium atom

car

planet

marble

300s - Q4
Which one of the following is

__not__a valid value for the magnetic quantum number of an electron in a 5d subshell?3

2

0

-1

300s - Q5
Which of the subshells below do

__not__exist due to the constraints upon the angular momentum quantum number?2s

3d

2d

2p

300s - Q6
Which quantum number determines the energy of an electron in a hydrogen atom?

n

m

_{l}l

E

300s - Q7
Calculate the energy (J) change associated with an electron transition from n = 2 to n = 5 in a Bohr hydrogen atom. (Use exponent notation, example 6.02E23)

Users enter free textType an Answer300s - Q8
What is the de Broglie wavelength (m) of a 2.0-kg object moving at a speed of 50 m/s? (Use exponent notation, example 6.02E23)

Users enter free textType an Answer300s