4. How are X-Rays generated, what are characteristic X-Rays and Bremsstrahlung.

Q: s wavelength?

A:

Q: Why are only certain wavelengths emitted from an atom?

A: Given: Only certain wavelengths emitted from an atom.

Q: Which form of radiation has the longer wavelength, ultraviolet or infrared? Explain your reasoning.

A: The wavelength range for ultraviolet and infrared is 10nm-400 nm and 700 nm –1 mm respectively.

Q: How does the quantum-mechanical model account for the chemical properties of the elements?

A: The chemical properties of any element largely depends upon the electronic arrangement in their…

Q: Compare X-rays and ultraviolet (UV) rays.   Which has a longer wavelength? Which has a higher…

A: According to Planck's theroy E =hvwhere E = energyv = frequencyh = planck's constantagainv…

Q: What is single-crystal X-ray analysis ?

A: Using technique of single-crystal X-ray analysis .

Q: 48. Which part of the electromagnetic spectrum is not harmful to humans? radio waves gamma rays…

A:

Q: Why do microwave ovens heat food but tend not to heat the dish the food is on?

A: Only some  molecules, such as water, can absorb microwaves.

Q: How is the energy of a quantum of emitted radiationrelated to the frequency of the radiation?

A: The quantum theory of radiations was put forward by Max Planck which discarded the idea of the…

Q: Explain Planck’s quantum concept as it relates to energy lost or gained by matter.

A:

Q: What is the frequency of radiation whose wavelength is 0.86 nm?

A: Given the wavelength of radiation =0.86 nm =0.86×10-9 mwe are asked to calculate the frequency of…

Q: 13. How can ultraviolet rays be used commonly? a. Cooking food b. TVs remote control C. Sterilized…

A:

Q: wavelength of an argon laser) velength of maximum solar radiation) a wavelength used in medical X…

A: According to the question, we need to express the data value in three significant figure.

Q: describe an atomic emission process ( as it gives rise to a portion of an emission spectrum)

A: The chemical compound emits electromagnetic radiations when transition occurs from high energy state…

Q: What electromagnetic radiations are considered to be dangerous with a lot of exposure and why?

A: Electromagnetic radiation are the radiations which travel in waves with both electric and magnetic…

Q: On an x-ray intensity vs. wavelength graph, schematically show Kα, Kβ and continuous radiations.…

A: It has to do with the fact that the transition probability for an electron to jump from L shell…

Q: 2) Based on your knowledge of the Electromagnetic Spectrum, what are the differences between…

A: Electrons can behave as a particle as well as wave. The dual nature of electron was explained by De…

Q: Distinguish between two different types of shielding?

A: The electrons which are present in the last shell of an atom are named as valence electrons and…

Q: Arrange the following in order of decreasing wavelengths  microwave, x-rays, radio waves

A: All these radiations are considered as Electromagnetic Radiations. We can arrange the given…

Q: 2) A sample of atomic H gas, initially in the ground state, sequentially absorbs two photons at 1874…

A: The atomic hydrogen absorbs 1874 nm wavelength radiation. Let's say that the e- will transit from…

Q: What is electromagnetic radiation?

A: Electromagnetic radiations is a form of energy and takes many forms such as gamma rays, X-rays,…

Q: A certain microwave oven produce microwave with x wavelength at 2.50 mm, if 20.0 moles of photons…

A: Given :- no.of moles of photons = 20.0 mol  Wavelength of microwave = 2.50 mm  To calculate :-…

Q: What does absorption of infrared radiation cause?

A: The energy of infra red radiations is quite less as compared to that of U.V radiations and…

Q: What is the energy of an X-ray with a wavelength of 5.49 nm?

A:

Q: type of radiation order of frequency order of wavelength order of energy red light (Choose one) ▼…

A: Red and green light fall under VISIBLE rays. The order of energy for different electromagnetic…

Q: Which type of radiation has the highest frequency? Which type of radiation has the longest…

A: Frequency is Directly proportional to energy and inversely proportional to wavelength.…

Q: If blue light has a wavelength of 400 nm and infrared light has a wavelength of 800 nm, what is the…

A: The frequency of radiation is related to its wavelength by the relation: where, c = Speed of light

Q: What is s electromagnetic radiation?

A: The transmission of energy in the form of particles or waves through any medium or spaces is known…

Q: A radiation has the wavelength of 652 nm.  Calculate energy of 2.50 moles of photons

A: Formula for energy calculation., Energy (for n mole) = (n×NA×h×c)/λ

Q: Compare photons of gamma and infrared radiation. Which has the longer wavelength? Which has the…

A: The two radiations given are, 1) Gamma radiation : Wavelength range (<100 pm i.e 1.0 X 10-10 m)…

Q: Light has a wavelength of 7982 nm. What is the energy in KJ of one mole of photons? 2.49 x 10^-20 KJ…

A: For energy of photon the following formula can be used E=hf=hcλ After getting value from the energy…

Q: What is the energy per photon of red light that has a wavelength of 686 nm? Note: Planck's constant…

A: Wavelength (λ) = 686 nm = 686 × 10-9 m Planck's constant = h = 6.626 x 10^-34J.s speed of light = C…

Q: Differentiate between g?amma rays and x-rays

A:

Q: Briefly discuss the chemistry behind the absorption of photons.

A: Photons are packets of light that are quantized. It does not have mass or charge. It is simply…

Q: What are photo electrons?

A:

Q: Which is true of the electromagnetic radiation, incident on the earth?

A: Electromagnetic radiations are the energy that is propagated through free space or through a…

Q: Tell about the sources of radiation and their wavelength ranges used in spectroscopic measurements.

A: The entire range of wavelengths of electromagnetic radiation is called the electromagnetic spectrum.…

Q: What distance does electromagnetic radiation travel in 0.43 ps?

A: Since, speed= distance/time

Q: Which form of light has the shortest wavelength ?

A: Light with shortest wave length:

Q: 1. The frequency of radio wave radiation is X-ray radiation.

A: X rays and radio waves are important electromagnetic radiations. The major differences between the…

Q: What is meant by Alpha Orbital and Beta Orbital?

A:

Q: Infrared radiation is higher in energy than UV radiation. True O False

A: