com/courses/1466847/quizzes/2159588/take/.. Q Iphone EG. France - Language,... Question 9 1 pts Which event below has to occur when an electron falls from a higher to a lower orbital in an atom? an electron is emitted O a photon is emitted a neutron is absorbed a nucleus gains energy Next No new data to save. Last checked at 8:00pm Submit Quiz

Q: Dama: the electron of the hydrogen atom moved from the third orbit to the first orbit. Calculate 1-…

A: 1)The energy levels of an electron in a hydrogen atom is given by:…

Q: The story how light elements formed like hydrogen, helium, lithium, beryllium...

A: - The light elements formed like hydrogen,helium, lithium, beryllium because of nuclear fusion…

Q: Consider the energy levels for a hydrogen atom, listed in the table below. Each energy represents…

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Q: The 2-H formed in the first reaction has less mass than the two 1-H that form it; the missing mass…

A: Two hydrogen atoms combine via a fusion reaction to form a single deuterium atom, the reaction…

Q: If we were dealing with an atom that had a total of 20 electrons in its electron cloud, how many of…

A: Atom can be treated as our solar system where nucleus resides in the center as our sun. The…

Q: How are elements with nuclei heavier than those of hydrogen and helium formed?

A: The process which gives rises to the elements with nuclei heavier than those of hydrogen and helium…

Q: The energy levels of a hypothetical atom are shown here. Which of the following photons can an…

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Q: Question 2 What are the 3 elementary particles inside an atom?

A: Three elementary particle inside an atom is electrons , protons and neutrons . (i) Electron - it…

Q: 2 -Calculate the atomic number and atomic mass number for atoms with a- 4 electrons and 2 neutrons…

A: Atomic number is the number of proton present in a chemical material.The proton number is equal to…

Q: Atom Electron Cloud

A: Hi, we know that The nucleus is a collection of particles called protons ( p ), which are positively…

Q: What are the different kinds of particles in the atom's nucleus? Compare their properties with each…

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Q: Which of the following electron transitions will emit a photon in the visible spectrum

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Q: Describe cathode ray tube experiment by drawing its diagram.

A: What is the cathode rays? Cathode rays are a beam of negatively charged electrons traveling from the…

Q: MODULE: From the Universe to the AtomTOPIC: Origins of the Elements (II)QUESTION: Describe the…

A: Nuclear fusion is the process which lighter nuclei combine to form larger nuclei. It is a…

Q: Calculate the recoil energy in eV and the velocity of a hydrogen atom making a transition from state…

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Q: Part 2 Perindic Tahle 7 6. Label cach part of the periodic table notation shown to the right.…

A: 14.01N7 - nitrogen

Q: 4. Describe the different quantum numbers in the hydrogen atom model, what they provide for…

A: According to the hydrogen atom model there are four different type of quantum number. 1) Principle…

Q: ln(k/8.15e-8) = 7.459e-3 what is k?

A: Given :ln(k8.15e-8) = 7.459e-3To find : Value of k

Q: A hydrogen atom has been found in the n = 4 state. What is the shortest wavelength photon that could…

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Q: Calculate the wavelength, in nanometers, of the photon emitted when the electron in a hydrogen atom…

A: AnswerWe  have to calculate  the wavelength λof the photon emitted  when…

Q: Use your own words and captured images for each question. Everything around us is made up of…

A: Element The substances that cannot be divided into simpler components by means of any chemical…

Q: Activity 8.4. 3 Test Your Analysis In the table below, write a summary on how to solve speeds and…

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Q: What energy (in Joules) is released when an electron in a hydrogen atom falls n=5 to n=2?

A: electron in a hydrogen atom falls n=5 to n=2.

Q: Calculate the frequency of the photon released when an electron goes from the n = 3 to n = 2 energy…

A: The frequency of the photon is given by, E=-13.6Z21ni2-1nf2eV Here, Z is the atomic number of the…

Q: Silver has two isotopes that are common in nature. Ag - 107 and Ag - 109. What makes these two…

A: Answer :-  Ag - 109 has two more neutrons than Ag -107. Because  Ag47107  Atomic mass = 107  Atomic…

Q: Q2- What happens to the atomic number and mass number of a nucleus when it a- Emits an alpha…

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Q: Write a ~1-2 page summary in answer to the question, “What does the emission spectrum of the…

A: Hydrogen has one electron attached to its nucleus. Energy in hydrogen atom is related to the energy…

Q: Physics eBook and Quiz 29:44 Physics-37 Q.5/25 AAA Submit Info Theme OFF Share Bug Font Submit All…

A: When an electron makes a transition from the quantum state ni to, then there will be the emission of…

Q: The energy-releasing nuclear fusion reactions in the Sun are illustrated below. Which choice below…

A: In this question we have been given with the energy-releasing nuclear fusion reactions in the Sun…

Q: EXplain Electron microprobe analysis and how it works

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Q: What is unified atomic mass unit? Explain.

A: Unified mass unit is defined as the 1/12 th of the mass of Carbon-12 atom. the symbol for unified…

Q: What is the energy in joules

A: Answer is  2.6504 × 10-21  Joules Complete explanation  is in next step.

Q: What is the full story of how light elements formed?

A: What is the full story of how light elements formed?

Q: What is Marie Curie contribution to the atomic theory?

A: Marie Curie along with her husband Pierre Curie discovered and isolated polonium and radium which…

Q: radioactive isotope has a half -life of 2 days. If the mass of the substance is initially 24 g, how…

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Q: Write each number in positional numeration. a. The U.S. trade balance in May 2,010 was –$4.23 ×…

A: In this question we have to find the positional numeration of the given questions. Positional…

Q: Please describe Rutherford planetary model of atom (3-4 short sentences).

A: This model describes that an atom is a dense,  tiny, and positively charge core i.e. nucleus in…

Q: What do you mean by quantization of energy ?

A: According to quantum mechanics, energy is quantized unlike like classical mechanics. Now, quantized…

Q: If you were told that a ball had a wavelength of 5×10 nm-26 at a velocity of 60 mph, what would be…

A: The expression for the mass is,

Q: Explain what happens to alpha particles as they pass through gold atoms.[C-3] How has Rutherford’s…

A: 1) - Most of the  α particles passed through the gold foil without any appreciable deflection.…

Q: Where do the transition elements appear on the periodic table?

A: There are 18 groups and 7 periods in the periodic table in which all elements are arranged in order…

Q: To get an idea of the size of the parts of an atom, including the nucleus and the amount of space,…

A: Here, we want to take the idea of the size of an atom, by comparing it to physical objects.