1ON PW (1) What is the element with an electron configuration of 1s2s2p°3s²3p°4s?3d3?

Q: How many valence electrons does this element have?

A: Given electron configuration :-  1s22s22p63s23p63d104s24p5  Total electrons = 35  so, the atomic…

Q: 5. The atoms and ions Ne, N³-, F-, Mg2+, and Si++ are part of an isoelectronic series. (a) Which of…

A: Isoelectronic species have same number of electrons in them.

Q: 1) Which of the atoms listed below has the LARGEST first ionization energy? Ge    Cl    Tl…

A: 1) In first question, we need to tell which among the given elements has largest first ionization…

Q: The ground-state electron configuration of the element, is [Kr]5s'4d5. O To O Mo O Nb O Mn

A: Electronic configuration represents the distribution of electrons in the orbitals.

Q: (a) Write the electron configuration for Li and estimate theeffective nuclear charge experienced by…

A: Hi there, as there are multiple questions posted. We are answering the first question. If you need…

Q: For each pair indicate which Ion you would expect to have the largest Radius: (a) 0² and O; (b) N³…

A: The addition of electrons to a neutral atom increases its radius. The reason is the decrease in…

Q: Using complete subshell notation (1s^22s^22p^6, and so forth), predict the electron configurations…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Give the ground-state electron configurations of the fol- lowing elements: (a) C (b) Se (c) Fe

A:

Q: 1which element has the largest atomic radius  A )O B) N C)Mg 4) BE

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the electron configuration of Al 3* ?

A: Given :- ionic symbol = Al3+  To determine :- its electron configuration

Q: (a) Why do successive IEs of a given element always increase? (b) When the difference between…

A: Since you have posted a question with multiple sub-parts we will solve the first three parts for…

Q: predict the electron configurations of the following ions. (a) N3– (b) Ca2+ (c) S–

A: Since you have posted a  question with sub-parts , we are entitled to answer the first three…

Q: 7. In the same shell, which of the following atomic orbital has the lowest energy? (a) 4d (b) 4p (c)…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 23. Tin (in group 14) can form both Sn²+ and Sn²+ ions, but magnesium (in group 2) forms only Mg²+…

A: Given that, tin (in group 14) can form both Sn2+ and Sn4+ ions, but magnesium (in group 2) forms…

Q: The following equations represent the chemical process to determine electron affinity of atoms.…

A: Electron affinity is the ability of an atom to accept electrons in their outermost shell.It is an…

Q: (a) True or false: An element’s number of valence electronsis the same as its atomic number. (b) How…

A: a. Atomic number shows all the electrons that are present in the element whereas valence electrons…

Q: 4What causes the changes in ionic radius from left to right across  period 2 of the periodic table.

A: The answer is given below

Q: 7.) Periodic Trends: Arrange the following sets of neutral ato ms in order of increasing 1st…

A: First ionization energy is the energy required for the removal of the first valence electron from…

Q: 2- If the electronic structure of polonium Po is '6s 4f 5d1° 6p [1], then the number of electrons in…

A: Electronic configuration is defined as arrangement of electrons in shell, subshell and orbitals.

Q: 7. Which element has the smallest first ionization energy? (a) Cs (b) Ga (c) K (d) Bi (e) As 8.…

A: [7.]  (a.) Cs  [8.]  (e.) Ca  [9.]  (b.) HCN , O2 , CO2 [10.]  (c.) trigonal pyramidal

Q: 8.84) To what neutral atom do the following valence-shell configurations correspond? Indicate…

A: The ground state configuration of an atom is when all principles such as Pauli's exclusion principle…

Q: Using only the periodic table, arrange each set of atoms inorder from largest to smallest: (a) K,…

A: Atomic size is the distance between the nucleus to the outermost shell of the atom. In the periodic…

Q: (a) Complete the table for some of the elements in Period 3 group number IV VII V VI symbol Si Na Mg…

A: Given elements of period 3 are; Na, Mg, Al, Si, P, S and Cl.

Q: Which element in the set would you expect to have lowest IE3(3rd ionization energy?) Li, Al, B The…

A: Given Elements Al , Li and B And Ionic radii of S2- , Cl-  and K+ are 184 , 181, and 138 pm .

Q: Which element would you expect to be more metallic?(a) Ca or Rb(b) Mg or Ra(c) Br or I

A: The metallic character is the tendency of an atom to lose electrons. as we moving from left to right…

Q: 10. Which of the following element has paramagnetic property? (a) Mg (b) P (c) Ne (d) Hg 11. Which…

A: “Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Using only the periodic table, arrange each set of atoms inorder of increasing radius: (a) Ba, Ca,…

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. In an atom,…

Q: Give the ground-state electron configurations of the fol- lowing elements: (a) P (b) Тс (c) Ho

A: Electronic configuration refers to the distribution of electrons in the different shells of an atom.…

Q: Identify the shell, subshell, and number of electrons for the following: (a)2p3 . (b) 4d9 . (c) 3s1…

A: NOTE ; Since you've posted multiple sub-parts,we'll solve only first three sub-parts for you. To get…

Q: What is the name of the element with a valence electron configuration of 2s22p3? fill in the blank…

A:

Q: 7: Which of the following elements has the smallest atomic size? B) K A) Kr C) Ca D) Ar 8: Which one…

A: ->On going top to bottom in periodic table atomic size increases. On going left to right atomic…

Q: Select the group of the periodic table containing some elements with a condensed electron…

A:

Q: la) For each of the following pairs indicate which element you would expect to have the larger First…

A: Ionization energy is the minimum amount of energy required to remove the most loosely bound…

Q: Boron, atomic number 5, occurs naturally as two isotopes, 10B and 11B, with natural abundances of…

A: Hi, Since you have posted multiple sub part questions as per our guidelines we will answer first…

Q: Identify the elements (two of these are irregular, so pay close attention). (a)…

A: In the periodic table, elements are arranged as the function of atomic numbers. Electrons are filled…