Question: When a certain element is bombarded with high-energy electrons, K X-rays that have energy of 9890 eV are emitted. Determine the atomic number Z of

When a certain element is bombarded with high-energy electrons, Kα X-rays that have energy of 9890 eV are emitted. Determine the atomic number Z of the element, and identify the element. Use the Bohr model as necessary.

Step by Step Solution

★★★★★

3.48 Rating (178 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Substituting Equation 1 into Equation 2 we obtain E n 136 eV Z 1 2 n 2 1 E E 2 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

232-P-M-P-A-S (138).docx

120 KBs Word File

Students Have Also Explored These Related Modern Physics Questions!

The ionization energy of a certain element is 412 kJ/mol. However, when the atoms of this element are in the first excited state, the ionization energy is only 126 kJ/mol. Based on this information,...

The ionization energy of a certain element is 412 kJ/mol. When the atoms of this element are in the first excited state, however, the ionization energy is only 126 kJ/mol. Based on this information,...

The charge entering a certain element is shown in Fig. 1.23. Find the current at: (a) t = 1 ms (b) t = 6 ms (c) t = 10 ms 80 0 24 8 10 12 ms)

When a certain element is bombarded with high - energy electrons, K X - rays that have an energy of 9 8 9 0 eV are emitted. Determine the atomic number Z of the element, and identify the element. Use...

When a certain element is bombarded with high - energy electrons, K X - rays that have an energy of 4 9 3 7 eV are emitted. Determine the atomic number Z of the element. Use the Bohr model as...

Answer questions below using the formulas and other given information Use the Periodic Table to complete the table below: ATOM ATOMIC MASS P N NUMBER NUMBER #protons #11eutrons#electr0ns 7 14 15 31 -...

Using "On the Spectrum of Hydrogen" by Niels Bohr -What is the main idea of the Author's argument? What is the main essence of the piece? -What ways does the author use to propose and support their...

The experimental result differs from the assumption. The result shows that the ring oscillator frequencies can be grouped into two groups, where the first group is the high frequency group for the...

Gamma rays were first observed by the to detect defects in casts, molds, and metal French chemist Paul Villard (1860-1934) sheets. It can also be used as a thickness in 1900 when he was investigating...

The Candy Co. of Lethbridge pays its workers twice each month. Data for the two pay periods on June, are shown below: Union dues must be remitted to the union treasurer by the 15th of the following...

Given the yield on a 3-year zero-coupon bond is 7.2% and forward rates of 6.1% in year 1 and 6.9% in year 2, what must be the forward rate in year 3?

Assume the following: Melita carried an average daily balance of $550 on her credit card this month. Her previous balance last month was $1,000, compared to a balance of $100 this month. There are 30...

Explain the types of groups in an organisation.

Theories in this chapter situate learning as essential for negotiating adaptive challenges. How does Georgianna's narrative bring to life what it means to differentiate technical versus adaptive...

A 125 cm length of string has mass 2.00 g and tension 7.00 N. (a) What is the wave speed for this string? (b) What is the lowest resonant frequency of this string?

What are? (a) The lowest frequency, (b) The second lowest and (c) The third lowest frequency for standing waves on a wire that is 10.0m long, has a mass of 100g, and is stretched under a tension of...

String A is stretched between two clamps separated by distance L. String B, with the same linear density and under the same tension as string A, is stretched between two clamps separated by distance...

The heights of residents living in a college can be said to be normally distributed with mean 180.9 cm and standard deviation 9.3 cm. Astudent, Rohan, is 166.5 cm tall. 3) Compute the standardised...

Find the nominal annual rate of interest compounded quarterly that is equivalent to 5,7% compounded monthly The nominal annually compounded rate of interest is % (Round the final answer to four...

2. Benefits of eating organic. After 5 days, the proportion of fruit flies eating organic soybeans still alive is 0.90, while the proportion still alive eating conventional soybeans is 0.84. The...