All of the ________ have a valence shell electron configuration ns1. a. halogens b. alkali metals c. noble gases d. alkaline earth metals e. chalcogens

Q: Chlorine Express your answers as integers. Enter your answers in corresponding order separated by…

A: The atomic number of chlorine is 17. The electronic configuration of chlorine is 1s2 2s2 2p6 3s2…

Q: Select the group number. Select the generic outer electron configuration. O 1A (1) 2A (2) O ns np' O…

A: The given element X has 6 electrons in the valence shell. Valence electrons= 6. The generic…

Q: Which two representations are most consistent with the model of an atom that uses probability to…

A: We have to find the representations where probability of finding an electron is maximum and minimum.

Q: How many protons, neutrons and electrons does the cation contain? How many valence and core…

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

Q: (Enter electron configurations as follows 1s2 2s2 2p6  with a space between entries and no…

A: The atomic number of the aluminum is 13, thus it contains 13 protons and 13 electrons. The total of…

Q: Write the electron configurations for the following elements in the noble gas notation : (a)…

A:

Q: 10. Which rule or principle does the following orbital diagram violate? Why? 11. Which rule or…

A: There are mainly three principle or rule for orbital diagram. 1. Pauli exclusion principle  2.…

Q: How many d electrons are in Fe?  How many d electrons are in Fe2+? How many d electrons are in…

A: 1. The ground-state electron configuration of Fe is--- [Ar] 3d6 4s2 So, the number of d electrons…

Q: We have used analogies to explain Aufbau principle and Hund's rule such as an apartment building.…

A: Aufbau Principle: Electrons are filled from the lowest energy level subshell to the higher energy…

Q: 11. (a) What part of the original Bohr model still seems to be well supported by experimental…

A:

Q: 2 1. Calculate the average distance from the nucleus, , for and electron in the 2s orbital of the…

A:

Q: What ion, after gaining two electrons will have the following electron configuration: 1s2 2s2 2p6

A: The element that has the given electronic configuration is, oxygen The electronic configuration of…

Q: What is penetration? How does the penetration of an orbital into the region occupied by core…

A: The  penetration has to be defined The explanation of the penetration of an orbital into the region…

Q: (a) What are “valence electrons"? (b) What are “core elec- trons"? (c) What does each box in an…

A: a. Valence electrons are outermost electrons present in valency shell and participate in chemical…

Q: hy at the atomic level why an electron is ejected when the blue light hits the metal. Be sure to…

A: Given : We have to explain why upon heating at metal electrons get ejected.

Q: write the electron configuration for the first excited state of He^+   Determine the member of…

A: He has 2 electrons its electronic configuration is 1s2 but in an excited state, its configuration is…

Q: Niels Bohr's model of the atom described the: A. position of electrons in relation to the nucleus .…

A: Bohr model of Hydrogen atom: Negatively charged electron orbit the positively charged nucleus in…

Q: Consider an atom of Sb. A. Write the full electron configuration. B. Write the abbreviated…

A: Given that - An atom of Sb (Antimony)    Antimony, Sb is a member of group 15 element, with atomic…

Q: 1. The electron configuration for an element is 1s22s22p63s23p64s23d104p65s24d105p4 . a. How many…

A: The electronic configuration of the given element is as follows: 1s22s22p63s23p64s23d104p65s24d105p4

Q: The correct electron configuration for carbon is   A. 1s2 2s2 2p6 3s2                      B.…

A: We have to Write the electronic configuration of given carbon

Q: spin of electron

A: Spin "up" and "down" allows two electrons for each set of spatial quantum numbers. An electron spin…

Q: ll TEW 7:46 AM SWYK: Electron Configurations Fill out the table below based on the periodic table…

A: The arrangement or distribution of electrons in the orbitals is called as electronic configuration.…

Q: This energy diagram shows the allowed energy levels of an electron in a certain atom or molecule: B…

A: Energy is inversely proportional to the wavelength. E=hv ( Niels Bhor ) h=Planck constant…

Q: I need to be able to know  whether the elements in groups 1A and 2A gain or lose electrons to…

A: Group IA and Group IIA elements lose electrons to attain noble gas configuration.

Q: Enter electron configurations as follows 1s2 2s2 2p6  with a space between entries and no…

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

Q: What is the electron configuration of Sulfur? A) 1s22p4 B) 1s22s22p63s23d4 C) 1s22s22p63s23p4 D)…

A: The given element is Sulfur.  It belongs to group-16.  Atomic number of sulfur is 16.

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: Help me write the electron configuration of these atoms/ions ( Sn ) and ( As3- ) please. Just a…

A: Given is,  Tin ( Sn ) and Arsenic ( As3- )

Q: Consider the electron configuration of an element in the ground state in Figure 5. Which rule or…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: B Syllab y health Bb Stever y! www.h y! bulldo Post A Quest O Molec Post A Post A Ohttps: A…

A: Condition for allowed transition  ∆l = +1 or -1  It means that  Only those Transitions are allowed…

Q: The periodic table of elements contains groups of elements that have very similar reactivity. This…

A: Answer is attached below

Q: What aspect of the Bohr model is correct? (i.e. agrees with the quantum mechanical model) a.…

A: A multiple choice question based on Bohr model, which is to be accomplished.

Q: Br- Se2- Rb+ A and B B and C A and C A, B, and C

A: Correct option is all the above A,B,C. For negative charge we have to add an electron. For positive…

Q: What is an orbital diagram? Provide an example.

A: What is an orbital diagram? Provide an example.

Q: Based on your answer to Question 2, provide a possible set of four quantum numbers to describe the…

A: Quantum number describes about the full information about an electron.It tells about shell, orbital…

Q: Consider the following electron configurations to answer the questions that follow: (i) 152 252 2p6…

A:

Q: The electrons in an atom are good grouped based on their shell, subshell, and orbital. What are the…

A: The smallest unit of particle is known as atom. The behavior of electrons in an atom and their…

Q: A: Define Coulombic energy and exchange energy (in your own words). B: Use phosphorus as an example…

A: The filling up of the electrons follow certain rules which are called the hund’s rule and auf bau…

Q: 20) Identify the compound that is NOT a major air pollutant. A) nitrogen oxides B) carbon monoxide…

A: FOR QUESTION- 20 OPTION- E WATER IS NOT A AIR POLLUTANT AND OTHER MENTIONED OPTION ARE MAJOR AIR…

Q: Describe the major concepts (Hunds, Pauli...etc.) and explain why each is a key part of the "tool…

A: Pauli exclusion principle: It states that only two electrons can be accommodated in the same…

Q: Use Slater's Rules to address these questions • What is the effective nuclear charge for the highest…

A: Few questions based on atomic structure, which is to be accomplished.

Q: 23.) How does the electron configuration of polonium (Po) end (i.e., what are its valence…

A: The question is based on the concept of electronic configuration. we have to write valence shell…

Q: Valence electrons are a. not associated with a particular atom b. in various orbits around the…

A: Valence electrons are ?

Q: your group, did you all come up with the same answers? Can there be more than one answer he why not?…

A:

Q: How many electrons are needed to completely fill shell number 4 ?   How many electrons are needed…

A: A shell is denoted by principle quantum number (n) while a subshell is denoted by azimuthal quantum…

Q: 4. Reconsider your energy level diagram for magnesium. Imagine adding electrons untr you reached the…

A: Since there are multiple questions, we are authorized to answer only first question, that is, no. 4.…

Q: What atom matches this electronic configuration? 1s22s22p63s²3p64s2 a. Argon b. Boron c. Carbon d.…

A: Electronic configurations are a way to represent the arrangement of electrons in an atom. The…