FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 7: Quantum Theory and the Electronic Structure of Atoms

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 21

Short Answer

Review LaterAdd Note

Review Later

Write the ground state electron configuration for an iodine atom.

Correct Answer

verified

Show Answer

Question 22

Multiple Choice

Review LaterAdd Note

Review Later

What is the binding energy (in J/mol or kJ/mol) of an electron in a metal whose threshold frequency for photoelectrons is 2.50 * 10¹⁴ /s?

A) 99.7 kJ/mol
B) 1.66 * 10^-19 J/mol
C) 2.75 * 10^-43 J/mol
D) 7.22 * 10¹⁷ kJ/mol
E) 1.20 * 10^-6 J/mol

Correct Answer

verified

Show Answer

Question 23

Multiple Choice

Review LaterAdd Note

Which element has the following ground-state electron configuration? [Kr]5s²4d¹⁰5p²

The longest wavelength of light that causes electrons to be ejected from the surface of a copper plate is 243 nm. What is the maximum velocity of the electrons ejected when light of wavelength 200.nm shines on a copper plate?

Write the ground state electron configuration for Ni.

What is the total number of electrons possible in the 2p orbitals?

Electrons can be used to probe the arrangement of atoms on a solid surface if the wavelength of the electrons is comparable with the spacing between the atoms. Which of the following electron velocities would be appropriate for use in this application if the atoms are separated by 0.320 nm?

Which of the following is the ground-state electron configuration of a calcium atom?

According to de Broglie's equation, the wavelength associated with the motion of a particle increases as the particle mass decreases.

An AM radio station broadcasts at a frequency of 1270 kHz.Calculate the wavelength of the broadcast signal in meters.(c = 2.9979 * 10⁸ m/s)

Electrons in an orbital with l = 3 are in a/an

A ground-state atom of vanadium has ___ unpaired electrons and is _____.

What is the energy in joules of a mole of photons associated with red light of wavelength 7.00 * 10² nm?

Complete this sentence: Atoms emit visible and ultraviolet light

An FM radio station broadcasts at a frequency of 101.7 MHz.Calculate the wavelength of the broadcast signal in meters.(c = 2.9979 * 10⁸ m/s)

Which one of the following sets of quantum numbers is not possible?

Calculate the frequency of the light emitted by a hydrogen atom during a transition of its electron from the n = 6 to the n = 3 principal energy level. Recall that for hydrogen E_n = -2.18 * 10^-18 J(1/n²) .

Calculate the wavelength of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level. Recall that for hydrogen E_n = -2.18 * 10^-18 J(1/n²)

The frequency of the emitted light from a cesium atom is an intensive property.

The orbital diagram for a ground state carbon atom is