Light is given off by a sodium or mercury-containing streetlight when atoms are excited. The light you see arises for which of the following reasons? A. Electrons are moving from lower energy level to a higher energy level B. Electrons are moving from a given energy level to one of higher energy Electrons are being removed from the atom thereby creating a metal cation. D. Electrons are moving from a given energy level to one of lower energy

Q: Consider a piece of potassium metal which is being exposed to a stream of photons in order to eject…

A:

Q: What is true about the nature of light? Select all that apply. OLight can be reflected in different…

A: Light is composed of photons which are small packets of energy.

Q: A When atoms of an element are emitting a certain wavelength (or color) of light, it means that 2)…

A: Given: Atoms of an element are emitting a certain wavelength or color of light.

Q: 9. How many photons are absorbed by a single atom in order for an electron to move to a higher…

A: The no of photon absorbed is the integral multiple of hv . Where v is frequency of radiation .

Q: nan atom in its lowest type your answer. state type your answer. a photon, an electron jumps to a…

A: Ash

Q: Atomic emission spectra are caused by: O Electrons moving from lower energy levels to higher energy…

A: Answer of this question :-  Atomic emission spectra :- A series of bright lines, separated from each…

Q: Which orbital notation correctly represents the outermost principal energy level of a sulfur atom in…

A: Atomic number of S : 16 Nitrogen : 7

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: In the typical illustrations of orbitals, the boundary surface Select one: a. encloses a volume of…

A: We would define orbital and boundary surface .

Q: During light emission of red light, when is a photon emitted? Is this a high or low energy…

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Q: red light and gamma rays.

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Q: A sublevel is the region around the nucleus where electrons of a certain energy are most likely 1.…

A: A sublevel is further divided into orbitals . For example the 's' sublevel have only one orbital and…

Q: In his explanation of the threshold frequency in the photoelectric effect, Einstein reasoned that…

A: From the concept of threshold frequency and wavelength and work function we get the answer

Q: Match the evidence and reasoning to support the claim: Light is a particle. Evidence: I. Light…

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Q: An electron in an atom falls from the second to the first energy level and emits a photon of green…

A: In question it is given that when electron falls from 2nd energy level to 1st, green light…

Q: • Electrons must absorb energy when they Electrons emit as they A larger jump down would release…

A: 1) jumps to a higher orbital . this state is call exited state 2)energy when they jumped to lower…

Q: The study of light emitted by the hydrogen atom by Niels Bohr and others revealed that A) energy is…

A: Niels Bohr described the structure of the hydrogen atoms as a densely packed nucleus of protons and…

Q: To what energy level do the electrons drop when visible light is produced?

A: The energy of emitted photon is equal to the exact energy that is lost by the electron moving from…

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: The minimum frequency of light needed to eject electrons from a metal is called the threshold…

A: Photoelectric effect is defined as the process in which electrons are ejected from the surface of a…

Q: Part A) What is the maximum number of electrons that can be contained in the first, second, third,…

A: Energy levels are different energy shells around the nucleus and the maximum number of electrons…

Q: When an electron goes from a high energy state to a low one, what occurs?  A. Another electron goes…

A: At first electrons are in ground state. It absorbs energy and gets exited state and jumps to higher…

Q: The minimum frequency of light needed to eject electrons from a metal is called the threshold…

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Q: Moving to another question will save this response. on 14 ich of the following correctly describe…

A: a) When e-  are in any energy orbit or level, they should also have same energy as that of that…

Q: Which has the longer wavelength: green light or violet light? A) green light B) violet light C)…

A: As we can say the wavelength according to VIBGYOR.

Q: n=2 PHOTON n=2 РHOTON n=1 n=1« FIGURE I FIGURE II Which figure correctly represents when LIGHT IS…

A: An electron jumps to a higher state when it absorbs energy or photons. An electron returns to a…

Q: Which statement concerning visible light is correct? The product of wavelength and frequency is a…

A: Solution:      Visible light is one of the forms of electromagnetic radiation. They belongs to the…

Q: . The region around the nucleus of an atom where the probability of finding the electron is high is…

A: The region around the nucleus of an atom where the probability of finding the electron is high is…

Q: Excited lithium atoms emit light strongly at a wavelength of 671 nm. This emission predominates when…

A: The Answer to the following question is given as -

Q: 13. How many electrons are in a filled F orbital?

A:

Q: What statement best describes what happens when light hits an atom? an electron will go from a low…

A: we will get observation when light hits an atom

Q: Show the process of what happens to an electron in order to emit light?

A: When atoms are heated,electrons will move from their ground state(lower energy level) to a higher…

Q: Emission spectra (Bright line spectra) result from: A. Ground state electrons moving to lower…

A: It is a phenomenon in which a spectrum is observed as bright lines, or the lines are of increased…

Q: 4. Electrons must gain energy in order to move from lower energy levels to higher energy levels.…

A: As per Bohr model of atom, electrons are known to found in energy levels surrounding the nucleus.…

Q: In addition to absorption of a photon, energy can be transferred to an atom by collision. Consider a…

A: Given :  Consider a hydrogen atom in its ground state. Incident on the atom are electrons having a…

Q: 10.Fill in the blank: The I quantum number tells which sublevel the electron is in and most directly…

A: The location of electrons is described by the quantum numbers.  There are 4 quantum numbers namely,…

Q: What is the maximum number of unpaired electrons that can occupy a p subshell?

A: Each orbits present in an element are divided into different subshells.Each subshells occupied…

Q: ground-state electron configuration: 1s252p°3s' excited-state electron configuration: 1s²2s²2p°3p!…

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Q: Why is light of at least a certain frequency needed to cause the photoelectric effect? O A certain…

A: Photoelectric effect :- J.J Thomson observed that when a photon of having certain frequency strikes…

Q: The photoelectric effect was explained by Albert Einstein by assuming that: a. Light is a particle…

A: Radiant energy is emmited or absorbed discontinuously in the form of small energy bundles or energy…

Q: When electrons pass through a sheet of aluminum, a pattern of high and low intensity is observed.…

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Q: 27) Write the shorthand electron configurations for the following atoms. Enter full electron…

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Q: you made the wavelength of the light shorter and the frequency higher. What effect did this have on…

A: Energy of a light is directly proportional to frequency and inversely proportional to wavelength of…

Q: Because the atoms of a given element emit only certain photons of light, only certain_____ occur in…

A: We have to explain the atoms of a given element emit only certain photons of light, only…

Q: 4. When can you say that an electron is on its excited state? A. If electrons remains its energy…

A: 4) C 5) B 6) D

Q: • Electrons must absorb energy when they Electrons emit as they •A larger jump down would release…

A: Solution :      Absorption is a process that occurs when electrons gain energy(absorb) and then jump…

Q: A photon of a red light has a ______ frequency and a ______ wavelength than a photon of blue light.…

A: Observe the below table with the wavelength and frequency data of VIBGYOR

Q: What is the main energy level of d sublevel? What orbital is shaped like a dumbbell?

A:

Q: How are wavelength and frequency related? A. Wavelength is indepen

A: Wavelength is the distance between the two point’s successive highest points or lowest points in a…

Q: Which electron energy level transition corresponds to a hydrogen atom absorbing a visible light…

A: Here we have to find the elctron energy level transition corresponds to a hydrogen atom absorbing a…