a. The configuration for the ground state of osmium is [Xe]4f 5d°6s". What are the group and period for this element? O Period: 5, group: 7B O Period: 6, group: 6B O Period: 5, group: 5B O Period: 6, group: 8B b. Is it a main-group, a d-transition, or an f-transition element? O main-group element Od-transition element Of transition element

Q: 7.5 For each pair of elements, indicate which one you would expect to have the greater first…

A: To find: The element which has the greater first electron affinity.

Q: What element is designated by the orbital diagram below? (Note that core electrons are not shown.)…

A:

Q: Identify the element that fi ts each description. a. an alkaline earth element in period 3 b. a…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: The following information is given for three metallic elements A, B, and C. What elements are A, B,…

A: Given: for FCC Density = 7.6479 g/cm3 Radius = 0.12894 nm = 0.12894 × 10-7 cm For BCC Density =…

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: 5. a) Explain the term periodic trend when applied b) Explain why atomic radius decreases across…

A: On moving from lithium to fluorine, atomic redius decreases. This can be explained by considering…

Q: ider the fourth period elements Ca, Mn, Co, Se, and Kr. Which of the atoms are paramagnetic? А) Са,…

A: The question is based on the concept of magnetism. the atom which has unpaired electrons is called…

Q: 7.55 Give three examples of first-row transition metal (Se to Cu) ions that are isoelectronic with…

A: Argon is an element that belongs to the group of noble gases. It has an atomic number of 18. The…

Q: Which group includes elements with the most similar properties? Group of answer choices Cr, Pb, and…

A: In a periodic table, elements are classified into horizontal rows called periods and vertical…

Q: An element is located in period 5 and has 46 protons. Its electronic configuration could end in:…

A: The element consist of 46 protons which means its atomic number is 46. This is because the number of…

Q: 55. K, L and M are elements in the same short period of the Periodic Table. The oxide of K is a…

A: As we move from left to right the covalent character decreases i.e. the ionic character is maximum…

Q: Atomic Radii of the First 86 Elements 30 200 50 10 20 30 40 Atomic Number 4. Whatis tha ganaral…

A: We would use the given plot to answer about the trends .

Q: 4. Write the electronic configuration for Zinc. 5. Which element has a noble gas configuration of…

A:

Q: 2. An element that has 9 orbitals 5 fully filled, 2 single electrons and 1 empty orbital (a) What is…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: What element(s) in the fi rst and second period fi t each description? a. The element has one…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: 1. Show the following for the elements given i) Electronic configuration, (ii) Orbital diagram, A.…

A: Since, For writing electronic configuration and orbital diagram used Aufbau principle. Thus,

Q: Which of the following elements has a larger atomic radii? a) Li b) Na c) Ar d) Ne

A: We have been given four  element . Li,Na,Ar,Ne We have to tell the most atomic radius of these four…

Q: 68. Which pair of elements do you expect to be most similar? Why?(a) Ti and Ga(b) N and O(c) Li and…

A: The elements belonging to the same group exhibit similar properties. This is because the elements in…

Q: Which of the following atoms has the smallest radius? Select one: a. Li b. F c. Be d. N

A: On moving left to right in the periodic table, the atomic size decreases. On moving left to right,…

Q: If d block elements are ones that contain valence electrons. How is copper, zinc, etc d block…

A: The question is based on the concept of atomic structure. We have to explain the concept of d- block…

Q: Find the electron configuration of the element with z=33. And say which group and period it is in…

A: To find: The electron configuration of the element with z=33. And say which group and period it is…

Q: Select the element with the largest atomic radius O Li O Na O Rb OH

A:

Q: Which of the element below is smaller than Ca but larger than As? A. Mn B. K C. Br D. P

A: Atomic Size increases as we move down a group and decreases as we move across a period. This is…

Q: 1- The successive ionization energies of some element are I, = 589.5 kJ/mol, I, = 1145 kJ/mol, Iz =…

A: answer - option - e. As

Q: 4.12 Which isoelectronic series is correctly arranged in order of increasing radius? 2+ A) K* B) CI…

A:

Q: Mass of Electron -9. eV=2.18 GEhergy-dispersive X-ray spectroscapy (EDS) 9S a during scanning…

A: The energy of an electron in the shell, n is given as: En=-RyZ-121n2 where Ry is the Rydberg…

Q: (A) What is the element that is the only occuring liquid transition metal? (B) what is the Element…

A: Element that is the only occuring liquid transition metal Element that is a transitional metal that…

Q: 21. An element with the electron configuration [Xe] 6s'4f45dP would belong to which class on the…

A:

Q: Which of the following statements is TRUE? Select one: The first ionization energy of Mg is greater…

A: False. Because across the period, size decreases and nuclear attraction increases. More energy is…

Q: Which Elements in each pair is more metallic? A) Silicon or Aluminum B) Arsenic or Phosphorus C)…

A: Metals , Non-Metals and Metalloids Metallic character refers to the level of reactivity of a Metal…

Q: why does the change for the atomic radii of the elements in period 3 from sodium to argon look…

A:

Q: 5. Which of the elements below is smaller than Ca but larger than As? Br Mn

A: As we move left to right in a period, due to increase in the effective nuclear charge the outermost…

Q: Which atom as the largest atomic radius? O a. Cs O b. Li О с. F O d. Zn О е. Mg

A: Atomic radius is the distance in an atom from nucleus to its outermost orbital. We have to find out…

Q: Which atom would have the largest Radius? A. K B. Ne C. Ca D. Cs

A: The periodic trends in atomic size can be given as : Across a period, when going from left to right,…

Q: The following is an electron configuration for one of the elements on the periodic table: [Ar]…

A: The electronic configuration of any element gives information about the chemical and physical…

Q: Which element has the largest atomic radius? - Ca - Zn - Cd - Sr Which of the following atoms are…

A: On moving down the group the atomic size increases as the number of shell of an atom increases…

Q: 9. Which of the following best explains the properties of a transition element? A. An element which…

A: Dear student, I am answering the first question D block elements are placed between s block and p…

Q: 5/10 Which of the following atoms has the largest atomic radius? A) B) C) DY E) Al As Br What is the…

A: Since you have posted multiple questions and have not mentioned which question you want us to…

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: Before Mendeleev published his periodic table, Döbereiner grouped elements with similar properties…

A: Döbereiner was among the first who arranged the then known elements in groups of three and called…

Q: Which element would you expect to be more metallic? (a) Ra O Mg (b) O I O Br (c) In Al

A: Metallic character decreases as we move across a period in the periodic table from left to right.…

Q: The abbreviated orbital diagram for an atom is shown below.    What element is represented by this…

A: Electronic configuration refers to the systematic arrangement of electrons in the various shells and…

Q: Identify the element with the following condensed electron configuration: [Ar]3d74s2 Select one:…

A: The configuration is :                                  [Ar]3d74s2 So it is 3d transition metal with…

Q: In each of the following pairs, which has the bigger radius? 0²- Mg2+ N W: X: Y: Z: < BUDE B. C. A.…

A: We use the below rules to compare the radius of different elements/ions in periodic table:

Q: Using noble gas notation, orbital box notation and s p d f notation depict the electrons…

A: Electronic configuration is the arrangement of electrons within the orbitals. It is governed by…

Q: Give 5 diamagnetic elements except for noble gases

A:

Q: Part A: Which element has the electron configuration 1s2 2s2 2p6 3s1   Li   Be   Mg   Na Part B:…

A: Part A: Given, the electronic configuration: 1s2 2s2 2p6 3s1 Count the total number of electrons…

Q: Which of the following corresponds to the electron configuration for an element in Group 4A? O a. 1s…

A: The electronic configuration is used to show the distribution of electrons in an atom using some set…

Q: An atom of which of the following elements has the smallest atomic radius?   a. Ga   b. In   c. B…

A: