Removing an electron from an atom (ionization energy) always requires energy to be put into the atom (endothermic process) because

Q: How many electrons are in the outermost shell of a sulfur atom?

A:

Q: The full electron configuration of calcium is: 1s² 2s2 2p 3s2 3p6 4s² Label these electrons as core…

A: According to question, given electronic configuration of calcium is1S2 2S2  2P6  3S2 3P6 4S2 we need…

Q: The shared electron from lithium to fluorine provides each atom with a full outer energy level. The…

A: Atoms those less than 8 valence electrons or the maximum amount of electrons in their outer shell…

Q: Make sense of the fact that metals tend to lose electrons and nonmetals tend to gain electrons. Use…

A: Elements are arranged in a periodic table according to their properties. Metals are arranged on the…

Q: The ml determines a)  The energy of the electron orbital b)  The shape of the electron orbital…

A: For an electron orbital, four types of quantum numbers are associated with it. Principal quantum…

Q: Why does the size of an atom increase when it gains an electron? O The electron gained introduces…

A: When an atom gained an electron from other atom the electron occupy the outermost shell of that…

Q: The electron configuration of an atom shows O the maximum number of electrons each electron energy…

A: This question may be  objective if yes then answer below

Q: What are three different atoms or atomic cations with 36 electrons.

A: An atom consists of fundamental particles protons, neutrons, and electrons. The protons are…

Q: 28. The second ionization energy of Mg is 1445 kJ/mol. The first ionization energy is a) 1445 kJ/mol…

A: Which of the following is correct

Q: What is the neutral atom that has its first two energy levels filled, has 5 electrons in its third…

A: Given that,  A neutral atom has its first two energy levels filled and has five electrons in in…

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

A:

Q: The ionization energy of chlorine is greater than the ionization energy of phosphorus because

A: Ionization energy: It is an energy that is required to remove an electron from a molecule or an…

Q: Which has more potential energy, an electron closer to an atom’s nucleus or an electron that is…

A: An electron moves from lower energy level to higher energy level through electronic transition.

Q: Match the correct isotope pairs: Atom A (5 protons, 5 neutrons, 5 electrons) Atom B (6 protons, 6…

A: Two or more forms of the same element that contain equal numbers of protons but different numbers of…

Q: Which element would have a full outer shell of electrons if it gained three electrons? *…

A: A) nitrogen has an electronic configuration of 1s22s22p3 or 2,5 in shells.

Q: Which phrase describes a valence electron? A:an electron in the outer energy level of an atom B:an…

A: Answer: option A) an electron in the outer energy level of an atom Answer: option A) an electron in…

Q: 17. Select the correctly paired valence and core electrons. Element Valence electrons Core electrons…

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

Q: First ionization energy ____down a group (i.e., top to bottom) on the periodic table.     a…

A: 1st ionization energy decreases down a group because electron looses it's electron easily because…

Q: The Bohr model explains energy interaction with electrons as:   Energy is absorbed by an electron…

A: Niels Bohr was to explain the features of hydrogen atom, its structure and spectrum. The demerit of…

Q: True or false Indicates whether each of the statements below is true or false. a) An electron must…

A:

Q: As you move away from the nucleolus of an atom, what happens to the number of electrons in the…

A: Atom consists of nucleus surrounded by electrons in its electronic orbits.

Q: Rank these elements according to first ionization energy.   Highest ionization energy to Lowest…

A:

Q: if a sulfur atom gains two electrons the resulting species is ______ (larger/same size/smaller) than…

A: Given  Atom = Sulphur  Size of atom after gained 2 electron = ?  Resulting species is anion or…

Q: Second Electron Affinities are always positive energies because it always takes energy to remove an…

A: Electron affinity[EA] : The amount of energy liberated when an electron attach to a atom in the…

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: Elements that are most similar in their properties are found _____ A) in the same period. B) in the…

A:

Q: In an imaginary universe, each of the following shapes represents an orbital in an atom. The small…

A: An atomic orbital is the wave function of an electron, probability of finding an electron. An…

Q: Quèstion 2 The atom which accepts one electron becomes negative ion. True False

A: By donating or accepting the electron the atom gets positive or negative charge .

Q: electron

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

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: As one progresses from top to bottom of a group on the periodic table, first ionization energy…

A: The term 'ionization energy' is defined as the minimum amount of energy is required to remove the…

Q: Which element consists of positive ions immersed in a “sea” of mobile electrons ?

A: Given : element consists of positive ions immersed in a “sea” of mobile electrons.

Q: Which electrons experience the greatest effective nuclear charge?nuclear charge?

A: An atom has protons which are present in the nucleus and electrons which are present in different…

Q: Question: Consider an element from the main group of the periodic table with the electron…

A: Introduction:In this challenging chemistry question, we analyze an element from the main group of…

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: Electron #1 244 MJ/mol Electron #2 278 MJ/mol Electron #3 346 MJ/mol Electron #4 4456 MJ/mol…

A:

Q: Rank the following elements according to their ionization energy. element fluorine tin oxygen…

A: Ionisation energy increases left to right in period.   Ionisation energy decreases on going top to…

Q: Refer to Figure and explain why there are signifi cant decreases in ionization energy between some…

A: Argon has a stable electronic configuration due to filled 3s and 3p-orbital whereas, potassium has…

Q: Which of the following is NOT true of electrons? Group of answer choices 1. they have a negative…

A:

Q: Determine the atomic number and valence orbital that is filling for the element that would appear…

A: Atomic number = 120

Q: Effective nuclear charge increases in which direction on the periodic table?     left to right…

A: Effective nuclear charge is the actual amount of positive charge experienced by an electron.

Q: The elements in the ________ period of the periodic table have a core-electron configuration that is…

A: The arrangement of electrons of an atom or molecule in atomic or molecular orbitals is known as…

Q: 1. Periodic table and electron configurationa) How many protons, electrons and Neutrons does the…

A: Hey, since there are multiple sub-parts posted, we will answer first three sub-parts. If you want…

Q: According to the Bohr model of atom, what happens when an atom absorbs energy?

A: Bohr gave a model of atom in which he introduced the concept of fixed orbits. As far as an electron…

Q: How many valence electrons are present in an atom of gallium in the ground state?

A: Atom consists of nucleus at its center and electrons revolve around the nucleus. Nucleus contains…