Arrange each set in order of decreasingatomic size:(a) Ge, Pb, Sn(b) Sn, Te, Sr(c) F, Ne, Na(d) Be, Mg, Na

Q: Rank the elements in each of the following sets in order of increasing atomic radius. (a)    K,…

A: 1) In general, atomic radius decreases across a period and increases down a group. ... Down a group,…

Q: Choose the larger atom or ion from each pair.(a) K or K+(b) F or F- (c) Ca2+ or Cl-

A: a. K has the atomic number as 19 and the K+ is a caption which looses one electron from the 4s and…

Q: Which element in each of the following sets would you expect to have the highest IE2? (a) Na, Mg, Al…

A: The elements in a  set with  highest second ionization energy has to be selected.

Q: Which atom’s valence electrons experience the greatest effective nuclear charge?(a) the valence…

A: Effective nuclear charge refers to the net charge experienced by the electron in an multi-electron…

Q: 2. (a) What is the smallest atom in group 13? (b) What is the smallest atom of the atoms Te, In, Sr,…

A: (a)Group 13 elements include Boron (B), Aluminium (Al), Galium(Ga), Indium(In), Thalium(Tl),…

Q: Draw the energy-level diagram for the atom of each of the following elements: (a) boron (b)…

A: The energy-level diagram for the atom of each of the following elements has to be drawn.

Q: Arrange each set of atoms in order of increasing IE1: (a) Sr, Ca, Ba (b) N, B, Ne (c) Br, Rb, Se (d)…

A: Ionisation energy is the amount of energy required to remove an electron from an atom and make it…

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: Which one has the largest atomic radius?

A: Atomic radius is the distance from the centre of nucleus to the outermost shell of an atom. In a…

Q: The electron in the hydrogen atom (in its ground state) orbits the nucleus at a distance of 0.5292…

A:

Q: vi. Answer true or false. (a) Elements in the same column of the Periodic Table have the same…

A:

Q: 56. Refer to the periodic table and write the predicted electron configuration for each of the…

A: Note : According to guidelines we are supposed to answer of first 3 parts .please resubmit the other…

Q: Which element would have the lowest ionization energy?       S, Ge, Al, Ca, Rb   2.) Which…

A: Given : 1) elements  Tip : ionization energy decreases on moving top to bottom and ionization energy…

Q: Naturally occurring boron is composed of two isotopes. The percent abundance and the mass of each…

A: 6 (B) ANS: Atomic mass=   % abundant x atomic mass +% abundant x atomic mass /100 Atomic mass=  19.9…

Q: For each of the following pairs of atoms or ions, state which you expect to have the larger radius.…

A: a) Sm has an electronic configuration [Xe] 4f66s2 with atomic number 62 whereas Sm+3 has electronic…

Q: What element has the ground state electronic configuration ​[Ne]3s?   (A)Na   (B)Mg   (C)F   (D)Ca…

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Q: (1) What is the valence electron configuration for the arsenic atom? (2) What is the valence…

A: The electron configuration of an element tells us how electrons are distributed in atomic orbitals.…

Q: Aluminum (Al) and silicon (Si) are in the same row (period) on the periodic table. The atomic radius…

A: We have to find out the reason why the aluminum has larger size compared to silicon and  size…

Q: Which of the following statements about the hydrogen atom is FALSE. (A) The hydrogen atom is…

A: The given statements are, A) Hydrogen atom is neutral B) Hydrogen atom has uniform charge…

Q: Which of the following ions has the smallest size? O cr Br O Ga³+ Okt OCa2+

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Q: Q2. This question is about the periodicity of the Period 3 elements. (a) State and explain the…

A: Answer: Energy required to release the most loosely binded electron in an isolated gaseous atom is…

Q: Write the full ground-state electron configuration for the following. (Type your answer using the…

A: Atomic number of the given atoms are as follows : K (19), Co(27) and Se(34)

Q: Which statement is FALSE?  (A) The electrostatic potential energy of ALL electrons is negative. (B)…

A: According to Bohr model of atom, the electrons are present in circular orbits. These are revolving…

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: Which ion has the largest radius? Ca*2, Ca*1, Br", K* O A) Br O B) Ca+1 O C) K* O D) Ca+2

A: Given, Ca2+ , Ca+ , Br- & K+ we know that: Atomic/ ionic radius increases down the group in…

Q: 6) (a) The solubility of carbon tetrachloride (CCI4) in water at 25°C is 1.2 g/L. The solubility of…

A: We will give explain both of the answer

Q: Write the standard isotopic notation for the following atom a) 3p, 3e , 3n

A: • The values provided in the question are:-     i) Number of protons in an atom = 3  ii) Number of…