Hydrogens emission spectrum includes a set of infrared lines called the Pfund Series that are caused by electronic transitions originating at high-numbered orbitals and terminating at the fifth orbit. One of the Pfund lines has a wavelength of 4653 nm. A. How much energy (in joules) is emitted by an atom at this wavelength? B. What orbit must the electron originated from in order to emit the quantity of energy determined in (A)?

Q: Which of the following quantum numbers tells the three-dimensional shape of an atomic orbital? * a.…

A: The azimuthal quantum number, also known as the (angular momentum quantum number or orbital quantum…

Q: How many total electrons and valence electrons are foundin an atom of each of the following…

A: Principle energy level is denoted by 'n' and it depicts the number of electrons present in a shell.…

Q: When atomic electrons are excited to a higher level, they always return to their lowest energy level…

A: When an electron is excited from ground state to higher excited state then they always return to the…

Q: 8.How is an emission line spectrum used to identify an element? A.The emission line spectrum can be…

A: Emission line spectrum is formed by the emission of radiation of a specific wavelength.  Emission…

Q: The electron microscope has been widely used to obtain highly magnified images of biological and…

A: Given: Mass of electron = 9.38 × 106 m/s.

Q: When excited, some atoms produce an emission with a frequency of 6.33x 1012 Hz. a. calculate the…

A: From the Planck's quantum theory we know that the energy released or absorbed in a molecule or atom…

Q: 33. what are electrons described as in the quantum mechanical model? a.    Wave Particles b.…

A: Quantum mechanical model of atom helps us find the probability of finding an electron around the…

Q: Which statement is an example of the Pauli Exclusion Principle? a. Atoms with a full octet shell…

A: Octet rule says atoms with full octet shell have more stability and not the Pauli Exclusion…

Q: 8. What is the relationship between absorption and emission spectra? a.    The emission spectrum…

A: An atom consist of 3 subatomic particles

Q: Which one of the following statements is INCORRECT? A. Ionization energy is always a positive value.…

A: Given: Ionization energy.  To find : incorrect statement about ionization energy.  Solution : As we…

Q: Define the following terms.a. frequency c. quantumb. wavelength d. ground state

A: To define the terms: a. frequency  b. wavelength c. quantum d. ground state

Q: a. Se b. Se²- c. Sn d. Sn4+ e. Sn²+

A:

Q: For any atom in the ground state, which electron subshells (orbitals) will always be 21 possible…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Which quantum number determines the energy of an electron in a hydrogen atom? a. E b. n c. ml d. l…

A: There are four quantum numbers:  n = principal quantum number i.e related to size. l= azimuthal…

Q: A sample of calcium is excited electrically, resulting in the emission of light with energy…

A:

Q: Consider an atom traveling at 1% of the speed of light. The de Broglie wavelength of the atom is…

A:

Q: 1. A photon of visible light has a wavelength of 350 nm.           a. Calculate the frequency of…

A: The question delves into the fundamental principles of wave-particle duality and quantization of…

Q: 5. Which of the following elements is located in the sixth period that has one unpaired electron in…

A: Introduction- Unpaired electrons - The electrons in the last subshell of an atom which has no…

Q: Which of the following best describes the quantization of energy in atoms? Select one: a. Electrons…

A:

Q: a.Atomic structure of Halogen Atom and Hydrogen Atom b. write down Halogen Atom and Hydrogen Atom’s…

A: Atomic structure of element contains nucleus and electrons around it .

Q: Il The allowed energies of a simple atom are 0.00 eV, 4.00 eV, and 6.00 eV. a. Draw the atom's…

A:

Q: light A. How is the wavelength of a photon related to its equency?

A: In this question, we will discuss about how wavelength is related to frequency for a photon.  You…

Q: Which of the following quantum numbers governs the spatial orientation of an atomic orbital? * a.…

A: Which of the following quantum numbers governs the spatial orientation of an atomic orbital?

Q: Which of the following is FALSE about the wavelengths of electromagnetic radiation?   A. Radiation…

A:

Q: How is gamma radiation best described?  A. As very small wavelength and low frequency. B. As…

A:

Q: shells a. Without referring to Table 6.2 in your textbook, predict the number of subshells in the…

A: Ans n=4 , l= 0 ,1,2,3

Q: What is an emission line spectrum?     A.a visual representation of the range of energy emitted by…

A: The spectra that deal with a chemical molecule are of two types: Absorption spectrum and emission…

Q: Which of the following statements is INCORRECT? a. In the Bohr model, electrons travel in circular…

A: All the given statements are related to atomic structure and various models and experiments…

Q: Which of the following statements is TRUE? a. The magnetic quantum number (ml) describes the…

A: In an atom the position of electron, energy of orbital,shape and size of orbital ,spin of electron…

Q: Three observed properties associated with how atoms interact with electromagnetic radiation can NOT…

A: Electromagnetic radiations possess dual nature viz. wave and particle. Some of the phenomena are…

Q: X-ray Fluorescence is different from Atomic line spectra because a. a photon is absorbed but not…

A: Since you have asked multiple questions, we will solve first question you. For any particular…

Q: Match the principle/rule with the correct statement. No two electrons in the same atom can have all…

A: Aufbau, Hund's and Pauli exclusion principles are related to the atomic orbitals they define the…

Q: Which of these elements has two s and six p electrons in its outer energy level?   A. He…

A: Given: The valence shell has 2 s and 6 p electrons in the outer energy level i.e. valence shell.

Q: In order for an electron to jump up two energy levels in an atom at once, it requires Choose one or…

A: When an electron in an atom absorbs energy, it can move to a higher energy level. Each energy level…

Q: Which of the following should have the lowest overall energy? O a. A tin atom with one more electron…

A:

Q: Erwin Schrödinger Solution of the Schrödinger wave equation for the hydrogen atom results in a set…

A: The quantum numbers are the set of four numbers that describe the position and energy of electrons…

Q: Which of the following will be the same for all orbitals in a given subshelI? I. the n quantum…

A: The quantum numbers help us to define the probability of finding an electron in an atom. There are…

Q: Write out a possible set of quantum numbers for an electron in each of the followin a. a 3p electron…

A: Quantum numbers: 1. Principal quantum number (n) : 0, 1, 2, 3 ...... 2. Azimuthal quantum number (l)…

Q: 1. The distance between two crests or two troughs of a wave is called A. frequency B. amplitude…

A: (1) When electromagnetic waves studied then waves move in direction of propagation in such a way to…

Q: lonization energy is the energy required to remove an electron from an atom in the gas phase. The…

A: The required wavelength of the photon to ionize the hydrogen atom is determined as shown below.…

Q: 1. How many unpaired electrons are in the oxygen atom? This atom is A. Paramagnetic B. Diamagnetic…

A:

Q: Which is NOT true A. Radio waves are lower in energy than microwaves B. Low-frequency waves are…

A: Energy and frequency are directly proportional but energy and wavelength are inversely proportional.…

Q: The electrons in an atom are good grouped based on their shell, subshell, and orbital. What are the…

A: The smallest unit of particle is known as atom. The behavior of electrons in an atom and their…

Q: three

A: Na : [Ne] 3s1 ( half - filled orbital )  Mg : [Ne] 3s2 ( fully filled orbital )  Si : [Ne] 3s2, 3p2…