Which of the following BEST explains why a 3p orbital is higher in energy than a 3s orbital for all atoms or ions that contain more than 1 electron? a. 3p electrons penetrate the core electrons less effectively than 3s electrons. b. None of the other answers shown are correct. The 3p and 3s sublevels have the exact same energy. c. The nucleus repels 3p electrons more than 3s electrons. d. The 3p sublevel holds more electrons than the 3s sublevel. e. 3p electrons are more shielded than 3s electrons.

Q: Which of the following elements has the greatest number of unpaired electrons in its ground state…

A: The question is based on the concept of  atomic structure. We have  to identify which of the given…

Q: Determine the number of unpaired electrons in an atom of N (#7).  (Hint : Draw the orbital diagram…

A: Atomic number of Nitrogen is 7. Electronic configuration is: N: 7e- : 1s2          2s2…

Q: 8.How is an emission line spectrum used to identify an element? A.The emission line spectrum can be…

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Q: How many electrons could have the quantum numbers n=3 and l=1 ? Select one: a. 2 b. 5 c. 10 d. 6

A: The position and energy of an electron are determined by the quantum numbers.

Q: Select all of the subshell possible for n=2 principal shell

A: There are two subshells for n=2 principle  shell.

Q: 5. How many electrons can sublevel 2p hold? Orbital Diagrams and Electron Configurations A. Complete…

A: • Here, in first question we have to write the maximum number of electron for the 20 orbital.  •…

Q: A certain shell is known to have a total of 4 orbitals. Which shell is it? Select one: a. n = 16 b.…

A: Orbital- It describes where an electron is likely to be found out in an atom .  For example - 1s ,…

Q: Which one of the following statements is INCORRECT? A. Ionization energy is always a positive value.…

A: Given: Ionization energy.  To find : incorrect statement about ionization energy.  Solution : As we…

Q: Which of the the following quantum numbers is known as the principle quantum number and is also…

A: quantum number tells about the position of electron in atom , it is four types .

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Q: a. Se b. Se²- c. Sn d. Sn4+ e. Sn²+

A:

Q: Which of the orbital diagrams represent(s) a violation of Hund's rule? Choose one or more: 1 1 11|…

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Q: How many electrons may occupy the 4p subshell? A. 3 B. 6 C. 10 D. 14

A:

Q: How many orientations are possible for the orbitalsrelated to each sublevels?a. s c. db. p d. f

A: To find: The number of orientations are possible for the given orbitals related to each sub-levels

Q: Give the symbol of the element that meets the following conditions:a. has three electrons in the n =…

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Q: Indicate the maximum number of electrons in the following:a. 3s sublevelb. 4p orbitalc. n = 3 energy…

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Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A: Given : main group element which has 1 valence electron.

Q: Choose the correct reason why an electron in a d-orbital cannot make a transition into an s-orbital.…

A:

Q: Which of the following elements has two electrons in its outermost p subshell? Group of answer…

A: The correct answer is c, all of these.

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A:

Q: The letter designations for the first four sublevels with the maximum number of electrons that can…

A: Given: To write the letter designations for the first four sublevels with the maximum number of…

Q: A certain shell is known to have a total of 16 orbitals. Which shell is it? Select one: a. n = 16…

A:

Q: raw a picture of the following orbitals: A. 1s, 2s, and 3s on the same set of axes B. 2s and 2px…

A: Given : We have to draw these orbitals keeping the axes commmon.

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Q: shells a. Without referring to Table 6.2 in your textbook, predict the number of subshells in the…

A: Ans n=4 , l= 0 ,1,2,3

Q: 67. Write the valence shell electron configuration of each of the following elements, basing your…

A: Valance shell electronic configuration of following elements:

Q: 13

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Q: How many nodal surfaces are associated with the following orbitals? a. 3s orbital nodal surface(s)…

A:

Q: Which of the orbital diagrams represent(s) an excited-state nitrogen atom? Choose one or more: O A.…

A:

Q: Which atomic orbital is spherical in shape?

A: we have to find that which atomic orbital is spherical in shape.

Q: What element corresponds to this orbital diagram for valence electrons in the ground state? Is 2s 2p…

A: Element can be identified by atomic number which is equal to number of electrons in ground state.