Question 1

A hydrogen atom is in the 6h state. How many electrons are allowed in this state?

Accepted Answer

A)  22 
B)  18 
C)  14 
D)  10 
E)  6 
A)  22 
B)  18 
C)  14 
D)  10 
E)  6

Question 2

The figure shows part of the energy level diagram of a certain atom. The energy spacing between levels 1 and 2 is twice that between 2 and 3. If an electron makes a transition from level 3 to level 2, the radiation of wavelength λ is emitted. What possible radiation wavelengths might be produced by other transitions between the three energy levels?

Accepted Answer

A)  both λ/2 and λ/3 
B)  only λ/2 
C)  both 2λ and 3λ 
D)  only 2λ 
A)  both λ/2 and λ/3 
B)  only λ/2 
C)  both 2λ and 3λ 
D)  only 2λ

Question 3

According to Pauli's exclusion principle, how many electrons in an atom may have a particular set of quantum numbers?

Accepted Answer

A)  1 
B)  3 
C)  2 
D)  4 
E)  5 
A)  1 
B)  3 
C)  2 
D)  4 
E)  5

Question 4

A hydrogen atom with a barely bound electron may have an average radius as large as a bacterium, which is a radius of $14 \mu \mathrm { m } .$ What is the nearest principal quantum number of the atom in this state? The radius for ground state hydrogen is 0.0529 nm.

Accepted Answer

A)  514 
B)  51 
C)  16 
D)  264,650 
A)  514 
B)  51 
C)  16 
D)  264,650

Question 5

Consider the Bohr model for the hydrogen atom in its second excited state.
(a) Determine the binding energy (eV) of the electron.
(b) What is the radius of the electron orbit, given that r1 = 0.0529 nm?
(c) How far is it from the next higher excited orbit?

Accepted Answer

(a) 1.51 e

A hydrogen atom is in the 6h state. How many electrons are allowed in this state?

According to Pauli's exclusion principle, how many electrons in an atom may have a particular set of quantum numbers?

A hydrogen atom with a barely bound electron may have an average radius as large as a bacterium, which is a radius of $14 \mu \mathrm { m } .$ What is the nearest principal quantum number of the atom in this state? The radius for ground state hydrogen is 0.0529 nm.

Consider the Bohr model for the hydrogen atom in its second excited state. (a) Determine the binding energy (eV) of the electron. (b) What is the radius of the electron orbit, given that r₁ = 0.0529 nm? (c) How far is it from the next higher excited orbit?

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Exam 29: Atoms and Molecules

A hydrogen atom is in the 6h state. How many electrons are allowed in this state?

According to Pauli's exclusion principle, how many electrons in an atom may have a particular set of quantum numbers?

A hydrogen atom with a barely bound electron may have an average radius as large as a bacterium, which is a radius of 14μm.14 \mu \mathrm { m } .14μm. What is the nearest principal quantum number of the atom in this state? The radius for ground state hydrogen is 0.0529 nm.

Consider the Bohr model for the hydrogen atom in its second excited state. (a) Determine the binding energy (eV) of the electron. (b) What is the radius of the electron orbit, given that r1 = 0.0529 nm? (c) How far is it from the next higher excited orbit?

Representing Motion

Motion in One Dimension

Vectors and Motion in Two Dimensions

Forces and Newtons Laws of Motion

Applying Newtons Laws

Gravity

Rotational Motion

Equilibrium Ad Elasticity

Momentum

Energy and Work

Using Energy

Thermal Properties of Matter

Fluids

Oscillations

Traveling Waves and Sound

Superposition and Standing Waves

Wave Optics

Ray Optics

Optical Instruments

Electric Fields and Forces

Electric Potential

Current and Resistance

Circuits

Magnetic Fields and Forces

EM Induction and Em Waves

AC Electricity

Relativity

Quantum Physics

Nuclear Physics

Filters

A hydrogen atom with a barely bound electron may have an average radius as large as a bacterium, which is a radius of $14 \mu \mathrm { m } .$ What is the nearest principal quantum number of the atom in this state? The radius for ground state hydrogen is 0.0529 nm.

Consider the Bohr model for the hydrogen atom in its second excited state. (a) Determine the binding energy (eV) of the electron. (b) What is the radius of the electron orbit, given that r₁ = 0.0529 nm? (c) How far is it from the next higher excited orbit?