![[2] The energy expressions for the electrons in the He+ ion and the hydrogen atom are I E,(H)=-a/n?, E,(He+) = -4a/m2 Which o](http://img.homeworklib.com/questions/1df3f210-757c-11ea-8a91-93779de71a2f.png?x-oss-process=image/resize,w_560)
![[6] How many electrons can be described by the quantum numbers n = 4,1 = 4, m1 = 1? (a) 0 (b) 2 (c) 6 (d) 14](http://img.homeworklib.com/questions/1f11f5c0-757c-11ea-b4e8-1db09166c1be.png?x-oss-process=image/resize,w_560)
![UJU [14] of the following elements, which needs 3 electrons to complete its valence shell? (a) Si (b) Ca (c) As (d) Br](http://img.homeworklib.com/questions/1f9716e0-757c-11ea-80f6-bf40ca35a3d1.png?x-oss-process=image/resize,w_560)
![[18] Which element is most likely to form an ion with a charge of 2+? (a) Rb (b) Ca (c) Al (d) F](http://img.homeworklib.com/questions/20168cc0-757c-11ea-b8b3-55c14bdf0844.png?x-oss-process=image/resize,w_560)
Homework Answers
![2) (c) II only 3.) 25% (6) - 1/2-4/4 = 4/4 = 0.25% (6) = 14 [14] - As - [Ar] 3 do 48² 4p3 (c) 1187 - Ca Cb) because Ca [Ar] 4](http://img.homeworklib.com/questions/20a14430-757c-11ea-bb3c-0fdede116bac.png?x-oss-process=image/resize,w_560)
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[2] The energy expressions for...
1: Choose the correct statements from the following concerning andCNS using K-TYPE answer format: Mark A.B.C...
1: Choose the correct statements from the following concerning andCNS using K-TYPE answer format: Mark A.B.C are correct; b if A, C: c if B, D; d if D only: e otherwise. A: The distance between the atoms is greater in CN3- than in CN5- B: CNS- would be casier to break (would require less energy to break) than CN3- C: CNS- is held together by a triple bond. D: CN3- is held together by a double bond. 2: K-TYPE...
COnsider the following elements; Li Al Mg I S N a) Most Metallic? b) Least Metallic?...
COnsider the following elements; Li Al Mg I S N a) Most Metallic? b) Least Metallic? C) Lowest Electronegativity? d) Highest ionization energy? e) Largest atomic radius? f) Which are non-metals? g) Which are conductors? h) Highest electron affinity? I) List them in order from small atomic to large size. J) Would gain two electrons to form ion? K) Would iodide ion considered to be cations or anions? L) Would lithium ion be larger or smaller than lithium atom? M)...
Please explain. 0/4 pts Question 5 Electrons exist in orbitals within an atom. Bohr's model described a single elec...
Please explain.
0/4 pts Question 5 Electrons exist in orbitals within an atom. Bohr's model described a single electron system well. But the energy level for orbitals change when as you add a second and more electron. In a single electron system, there are (a)_orbital(s) at the n-2 level. These n-2 orbital(s) exist at (b) sub-level(s) in the atom. In a multi-electron system, (c)_orbital(s) at the n-2 level. These n-2 orbital(s) exist at (d)sub-level(s) in the atom. Bohr was never...
Need the answers to all of them. in its ground state? Which of the following atoms...
Need the answers
to all of them.
in its ground state? Which of the following atoms is paramagnetic B) bariwm (ba) O cadmium (Cd 1D) ymerbium (Yb) E) argon (Ar) 16. ー 17. Which of the following statenments is true? The kpion Is orbital is smaller than the helium is cebital because krypton's nuclear charge draws the electrons closer because krypton's p The krypton 1s oebital is smaller than the helium Is orbital and d orbitals crowd the s orbitals...
Chapter 6 Homework For math related questions show all of your work and use the correct...
Chapter 6 Homework For math related questions show all of your work and use the correct Answer each question completely. number of significant figures. Anx-ray has a wavelength of 0.13 nm. Calculate the frequency for this wavelength. Calculate the 1. energy (in J) of one photon of this radiation. Calculate the energy in 1 mole of photons. 2. Which of these electron transitions correspond to absorption of energy and which to emission? Which would have the smallest absorption of energy?...
Could you show how to do step by step,please? 2. Consider (Cr((Cl).]": (donor/acceptor) --Cl is a...
Could you show how to do step by step,please?
2. Consider (Cr((Cl).]": (donor/acceptor) --Cl is a strong/weak)-field ligand because of interactions with the metal ion --In this complex, Cr-* is a d ion Therefore, the number of unpaired electrons in Cr((Cl).].is Draw an orbital diagram showing the distribution of electrons: Calculate the spin-only magnetic moment of Cr((Cl).]" (in His units): Calculate (i) the Ligand-Field Stabilization Energy (as a function of Ao), (ii) the Coulombic energy (as a function of II.)...
15. Yellow light has a longer wavelength than violet light. Therefore(2 points) a. Yellow light has...
15. Yellow light has a longer wavelength than violet light. Therefore(2 points) a. Yellow light has more energy than violet light b. Yellow light has less energy than violet light c. Both yellow and violet light has the same energy and frequency d. Yellow light has higher frequency than violet light 16. Write the electronic configuration for the following elements: (2 points) a. Ga b. Al c. Al- d. cr 17. Below is the electron configuration of calcium: Ca 1s...
7.90 Rank the following elements in order of increasing ionization energy: Mg, P. O. 7.91 Use...
7.90 Rank the following elements in order of increasing ionization energy: Mg, P. O. 7.91 Use electron configurations to explain why more energy is required to remove an electron from a lithium atom than from a sodium atom. 7.93 Use electron configurations to explain why the ionization energy for fluorine is greater than that for oxygen. 7.95 Write balanced equations that represent the processes that correspond to the first and second ionization energies for magnesium. 7.96 Which ionization energy (IE....
numbers (last e) 2 Considering the energy level diagrams in the previous question, circle the correct...
numbers (last e) 2 Considering the energy level diagrams in the previous question, circle the correct word to complete each statement. In a phosphorus atom, the 3p orbitals are ( higher lower / equal ) in energy compared a. to the 3s orbital. b. In a phosphorus atom, the 3p orbitals are ( equal / not equal) in energy to each other. c. Phosphorus has a ( higher / lower / equal ) number of unpaired electrons than silicon. d....
For the Bohr's quantization I need the solution for the whole question but for the second...
For the Bohr's quantization I need the solution for the whole
question but for the second question I just need part (iii) but I
posted the whole question because it is all connected.
(c) Bohr's quantization conditions for the allowed state of an electron in the hy- drogen atom are given by h Ln=mvaIn= "2T where n 1,2, 3.. Consider a ten-fold ionized sodium ion, Na10+, which is obtained by removing ten electrons from a Na atom (Z = 11)....
1: Choose the correct statements from the following concerning andCNS using K-TYPE answer format: Mark A.B.C are correct; b if A, C: c if B, D; d if D only: e otherwise. A: The distance between the atoms is greater in CN3- than in CN5- B: CNS- would be casier to break (would require less energy to break) than CN3- C: CNS- is held together by a triple bond. D: CN3- is held together by a double bond. 2: K-TYPE...
Please explain.
0/4 pts Question 5 Electrons exist in orbitals within an atom. Bohr's model described a single electron system well. But the energy level for orbitals change when as you add a second and more electron. In a single electron system, there are (a)_orbital(s) at the n-2 level. These n-2 orbital(s) exist at (b) sub-level(s) in the atom. In a multi-electron system, (c)_orbital(s) at the n-2 level. These n-2 orbital(s) exist at (d)sub-level(s) in the atom. Bohr was never...
Need the answers
to all of them.
in its ground state? Which of the following atoms is paramagnetic B) bariwm (ba) O cadmium (Cd 1D) ymerbium (Yb) E) argon (Ar) 16. ー 17. Which of the following statenments is true? The kpion Is orbital is smaller than the helium is cebital because krypton's nuclear charge draws the electrons closer because krypton's p The krypton 1s oebital is smaller than the helium Is orbital and d orbitals crowd the s orbitals...
Chapter 6 Homework For math related questions show all of your work and use the correct Answer each question completely. number of significant figures. Anx-ray has a wavelength of 0.13 nm. Calculate the frequency for this wavelength. Calculate the 1. energy (in J) of one photon of this radiation. Calculate the energy in 1 mole of photons. 2. Which of these electron transitions correspond to absorption of energy and which to emission? Which would have the smallest absorption of energy?...
Could you show how to do step by step,please?
2. Consider (Cr((Cl).]": (donor/acceptor) --Cl is a strong/weak)-field ligand because of interactions with the metal ion --In this complex, Cr-* is a d ion Therefore, the number of unpaired electrons in Cr((Cl).].is Draw an orbital diagram showing the distribution of electrons: Calculate the spin-only magnetic moment of Cr((Cl).]" (in His units): Calculate (i) the Ligand-Field Stabilization Energy (as a function of Ao), (ii) the Coulombic energy (as a function of II.)...
15. Yellow light has a longer wavelength than violet light. Therefore(2 points) a. Yellow light has more energy than violet light b. Yellow light has less energy than violet light c. Both yellow and violet light has the same energy and frequency d. Yellow light has higher frequency than violet light 16. Write the electronic configuration for the following elements: (2 points) a. Ga b. Al c. Al- d. cr 17. Below is the electron configuration of calcium: Ca 1s...
7.90 Rank the following elements in order of increasing ionization energy: Mg, P. O. 7.91 Use electron configurations to explain why more energy is required to remove an electron from a lithium atom than from a sodium atom. 7.93 Use electron configurations to explain why the ionization energy for fluorine is greater than that for oxygen. 7.95 Write balanced equations that represent the processes that correspond to the first and second ionization energies for magnesium. 7.96 Which ionization energy (IE....
numbers (last e) 2 Considering the energy level diagrams in the previous question, circle the correct word to complete each statement. In a phosphorus atom, the 3p orbitals are ( higher lower / equal ) in energy compared a. to the 3s orbital. b. In a phosphorus atom, the 3p orbitals are ( equal / not equal) in energy to each other. c. Phosphorus has a ( higher / lower / equal ) number of unpaired electrons than silicon. d....
For the Bohr's quantization I need the solution for the whole
question but for the second question I just need part (iii) but I
posted the whole question because it is all connected.
(c) Bohr's quantization conditions for the allowed state of an electron in the hy- drogen atom are given by h Ln=mvaIn= "2T where n 1,2, 3.. Consider a ten-fold ionized sodium ion, Na10+, which is obtained by removing ten electrons from a Na atom (Z = 11)....
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