Which phrase describes a valence electron? A:an electron in the outer energy level of an atom B:an electron that has been removed from an atom C: any negatively charged particle in an atom D:an electron in the innermost orbit of an atom

Q: Consider a +2 cation of Iron. There are electrons accounted for in hoble gas of the shorthand…

A: Electrons plays a vital role for deciding chemical and physical properties of an element. Thus,…

Q: Write the ground state electron configuration of Ca using the noble-gas shorthand notation. electron…

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Q: Write the ground state electron configuration of Br using the noble-gas shorthand notation, electron…

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Q: The circles in the diagrams below represent energy levels in an atom, and the arrows show electron…

A: In an atom, the electrons are in constant motion around the specific nucleus in specific orbits or…

Q: Write the unabbreviated electron configurations for the following elements: (i) Aluminium (ii)…

A: We know for unabbreviated electron configuration we have to write the electronic configuration…

Q: Compared to the atomic radius of a sodium atom, the atomic radius of a magnesium atom is smaller.…

A: Atomic  radius :  is defined  as the total distance from nucleus to the outer most shell of the…

Q: Write a complete orbital diagram and a complete electron configuration for an atom of Tin.

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Q: Which one of the following statements is INCORRECT? A. Ionization energy is always a positive value.…

A: Given: Ionization energy.  To find : incorrect statement about ionization energy.  Solution : As we…

Q: From top to bottom down the periodic table, atomic radii tends to increase. This is best explained…

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Q: Write the electron configurations using orbital box diagrams for each of the following atoms. For E…

A: Given we know about the electronic configration

Q: Complete the electron configuration for P.   electron configuration: [Ne]

A: Complete the electron configuration for P.

Q: Visible light Light is an electromagnetic wave and it has a place on the electromagnetic spectrum…

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Q: Which of the following elements will have an unpaired electron in the type of orbital shown in…

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Q: Light is given off by a sodium or mercury-containing streetlight when atoms are excited. The light…

A: Option C is correct.

Q: electrons

A: Dear student I have given answer to your question in the image format.

Q: a.) For the pair of elements Ar and Br, pick the atom with more favorable (exothermic) electron…

A: a. The amount of energy released when 1 mol of an electron is added to the neutral atom that must be…

Q: Write the complete ground-state electron configuration of aluminum

A: Interpretation-  To determine the complete ground state electronic configuration of aluminum -…

Q: Write the shorthand electron configurations for each of the follwing. a. iodine b.zinc c.…

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

Q: From left to right across the periodic table, ionization energy tends to increase. This is best…

A: In the periodic table going from left to right atoms atomic number increases corresponding increases…

Q: What is the reason why electrons do not move from the s shell to the p shell in the elements?

A: Each electron in an element is associated with a shell of particular amount of energy . These shells…

Q: mum Number of Electrons If a shell contains a maximum of 32 electrons, what is the principal quantum…

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Q: Part A) What is the maximum number of electrons that can be contained in the first, second, third,…

A: Energy levels are different energy shells around the nucleus and the maximum number of electrons…

Q: Using the symbol of the previous noble gas to indicate the core electrons, write the electron…

A: Using concept of electronic configuration of elements.

Q: I. Write the electronic configuration of each of the following atoms showing the distribution of…

A: The electronic configuration of an element is the distribution of the total electrons present around…

Q: . The region around the nucleus of an atom where the probability of finding the electron is high is…

A: The region around the nucleus of an atom where the probability of finding the electron is high is…

Q: Emission spectra (Bright line spectra) result from: A. Ground state electrons moving to lower…

A: It is a phenomenon in which a spectrum is observed as bright lines, or the lines are of increased…

Q: Write the full electron configuration, the shorthand electron configuration, and then fill in the…

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Q: The notation for an atom such as lithium which has lost an electron is

A: (C) Li+1e-1

Q: indicate the valence electrons , core electrons and unpaired electrons in the ground state of…

A: The electron is considered as valence electron if it present in outermost shell of atom which gets…

Q: Write the complete and shorthand electron configuration for the following element: N, Na, and F.

A: The elements given are N, Na and F.

Q: In the Bohr model of the hydrogen atom, the electron occupies distinct energy states. One transition…

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Q: 23) Which of the following correctly describes the Bohr model of atom? A) Electrons are embedded in…

A: Bohr's atomic model came into existence with the modification of Rutherford’s atomic model.…

Q: a.) Write the ground-state electron configuration for calcium, Ca. You may write either the full or…

A: Atomic Number Ca : 20  Cl : 17

Q: What is the maximum number of electrons that can be accommodated in the sixth energy level? Show all…

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Q: Which of the following statements is true regarding the energy of an electron in an atom? Select…

A: In any atom, the electrons are revolving in certain orbits around the nucleus of the atom. The…

Q: Describe the main differences between ionic, covalent, and metallic State two important…

A: Solution : Here are the main differences between ionic, covalent and metallic :

Q: Which of the following statements describe principles or rules you should consider when writing an…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: The region around the nucleus of an atom where the probability of finding the electron is high is…

A: The region around the nucleus of an atom where the probability of finding the electron is high is…

Q: n the Bohr model of the atom,  a. Electrons can have any energy b. Electron energies are quantized…

A: The Bohr model states that: 1) The e- revolves around the nucleus in well defined orbits. These…

Q: Which is lower in energy? Why? The hydrogen 1s orbital The lithium 1s orbital

A: The energy of an orbital depends upon how strongly the electrons in the orbital are attracted by the…

Q: Which statement regarding the Bohr model of the atom is true? a. An element produces a continuous…

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Q: Use noble gas notation to depict electron configurations for the following metals of the third…

A: Atomic number of Tungsten (W) - 74  Atomic number of Gold (Au) -  79

Q: Which electron configuration represents an atom in the ground state? a) 1s2 2pl b) 1s2 2s2 3p2 c)…

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

Q: Which subshell can "accommodate" 6 electrons?

A: p subshell accommodate six electrons.

Q: 23) Which of the following correctly describes the Bohr model of atom? A) Electrons are embedded in…

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

Q: • Electrons must absorb energy when they Electrons emit as they •A larger jump down would release…

A: Solution :      Absorption is a process that occurs when electrons gain energy(absorb) and then jump…

Q: Write the complete and shorthand electron configuration for the following elements: C, N, Mg, Na,…

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: In electrons configuration, what is meant by “core electrons”? Support your explanation by using the…

A: In a electronic configuration of an atom except valance electron all electrons that do not take part…

Q: Consider the electron configuration 1s22s22p6 3s23p63d84s2. Which of the following statements is…

A: The given electronic configuration: 1s22s22p63s23p63d84s2 The true statement about the given…