Kr: 1s2. Krypton is found in period 4 of the periodic table. Explain how the electron configuration confirms this.

Q: ch of the following sets of four quantum numbers, n, I, m, and m, could describe the 17th electron…

A: The electronic configuration of Kr is as follow  1s2   2s2    2p6     3s2        3p6…

Q: Which is the largest atom out of the following? a) Bi b) N c) P d) As

A: We will answer this question using study  periodic table and periodic trends.

Q: Determine the maximum number of electrons are in the n 5 shell?

A:

Q: What is the smallest possible value of the principal quantum number n for an s electron? n 3=

A: n value can be calculated by using formula l = n -1 where "l" is the azimuthal quantum number

Q: What would be your reaction to a claim that a new element had been discovered, and it fit between…

A: Periodic table is a collection of chemical elements which are arranged by increasing atomic number.…

Q: An element with the electron configuration [Xe] 6s 4f145d would belong to which class on the…

A: Given :- electron configuration of an element = [Xe]6s14f145d9  To identify :- class of that element

Q: Complete the electron configuration for I. [Kr]

A: Electronic configuration is a distribution of electrons of a atoms in a atomic or moleculer orbital.…

Q: 1. Define the following terms and give an example of each: transition metals, lanthanides,…

A: Transition metals = Transition metals are the elements which has partially filled d orbitals.…

Q: A neutral atom has two electrons with n = 1, eight electrons with n = 2, eight electrons with n = 3,…

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

Q: Give the complete electron configuration for the following elements: A.) F B.) Mg C.) Se D.) Ti

A: given elements F, Mg , Se and Ti  We have write electron configurations for them. Number of…

Q: An atom of Nitrogen-13 has ____ protons and _____ electrons. A) 7, 6 B) 6, 5 C) 13, 7 D) 7,7

A:

Q: Provide the following information: a. the atomic number and symbol of the lightest alkali metalb.…

A: a. the atomic number and symbol of the lightest alkali metal Symbol = Li Atomic number = 3 b. the…

Q: 3. Which of the following states that the electrons in an atom fill lower- energy atomic orbitals…

A: The filling of electrons in an lower atomic orbitals in single electron system like H(Hydrogen) .…

Q: An atom has electrons that fills up the shells from n=1 until n=3. What is the maximum number of…

A:

Q: Symbol of the element having Z=31

A: element having atomic number (z)=31,is Gallium and symbol is 'Ga'

Q: 7.36 Which is the largest atom in the third period of the periodic table?

A: In periodic table, there are total 7 periods (along horizontally), 18 groups (along vertically), and…

Q: 3,1,0, + [Kr] 5s' 3d [He] 2s 2p

A: As the question is multiple sub parts therefore we are supposed to answer first three sub parts.…

Q: 2. 10 5 Consider the element with the electron configuration [Kr]5s 4d 5p. This element is Select…

A:

Q: Give the quantum number of Sulfur

A: Given question is : Give the quantum number of Sulfur = ?

Q: Which of the following species would be isoelectronic with Krypton? a) Ca2+ b) Se2- c) Xe d) Sr2+

A: Isoelectronic species---> the species which have the same number of electrons, but a different…

Q: 3. Consider the ion Bt (treat it as a hydrogen-like, one-electron atom within the Bohr model having…

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

Q: 2)Why did the observed chemistry of thallium mislead Mendelev to place the group 13 element (Tl) in…

A:

Q: How many electrons are there in one atom of 71Ga?

A: The isotope can be represented as  ZYX where Y is the mass number and Z is the atomic number.mass…

Q: Answer the following: 1. Given: Atomic no. 51, mass no. 122 Predict the following a. Electron…

A: ZXA   Where X = element              Z = atomic number              A = mass number  Atomic number…

Q: chlorine ) Would you expect the ion to be larger or smaller in volume than the neutral atom? Why?

A: The atomic no. of Cl is 17. It's electronic configuration is: 1s22s22p63s23p5 It has 7 electrons in…

Q: Which element has the smallest atoms? -- P B Mg N

A: The trend of atomic radius in periodic table is as follows: Atomic radius decreases as we move from…

Q: A certain atom has a [noble gas]5s24d105p4 electron configuration. Which element is it? A)Hg B)Sm…

A: As we know that the electrons are arranged according to their energy levels around the nucleus. And…

Q: smallest to largest in atomic size

A: Atomic size increases as we move down a group because of the outer electron entering into the next…

Q: The lanthanides are a series of elements in the periodic table, from Z = 57 to Z = 70, that appear…

A: Elements in the period table the fills electrons in its valence f subshell are called lanthanides or…

Q: 1. What is the cause of the atomic emission spectrum of an element?

A: Given: To give the causes of atomic emission spectrum of an element

Q: The maximum number of electrons that can occupy an orbital is: O 2 O Dependent on the orbital

A: There are four types of subshells : s,p, d , f Subshell Number of orbitals s 1 p 3 d 5 f…

Q: Al Between Al and In, the larger atom is In Between I and Kr, the larger atom is Kr Between P and…

A: The comparison of the relative size of different atoms will be as follows:

Q: 1. Which of the following should be the larger atom? Why? Sodium vs: Chlorine- Lithium vs. Cesium

A:

Q: Isotope Subatomic Electron configuration Orbital diagram particles (full or condensed) (full or…

A: Given

Q: The electron configuration of Li* resembles that of which of the following elements Oa. Berrylium…

A: Given , Ion = Li+

Q: 4. What does isoelectronic mean? Provide an example.

A: The outer shell electrons of an atom is called the valence shell electrons for that atom.   These…

Q: what is the maximum number of electrons that can have n=4, l=2 and ml=1 in an atom?

A:

Q: Illustrate the electron spin quantum number of Carbon

A: Quantum numbers are defined as set of numbers which describe the energy and position of electrons in…

Q: 1) Arrange the following groups of atoms in order of increasing size. a. Rb, Na, Be b. Sr, Se, Ne c.…

A: Given:-             (a)  Rb , Na , Be                                      This element consists of…

Q: Give the number of electrons in the sublevel of 6p in lead?

A:

Q: A neutral atom has two electrons with n = 1, eight electrons with n = 2, eight electrons with n = 3,…

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

Q: What is the maximum number of electrons that can have n=4 and l=2 in an atom?

A:

Q: Rank the following atoms according to their size. Rb, Sr, Sb, Sn, In

A: The atomic size decreases across a period as the number of electrons increases and higher effective…

Q: 2. Give the 4 sets of quantum numbers for the 16 electrons of Sulfur.

A: To give the 4 sets of quantum numbers for the 16 electrons of sulfur

Q: 3. Describe in detail the structure of an atom, as if you were explaining it to someone who knows…

A: Introduction: An atom is the smallest unit of matter which is responsible for all the chemical…