Which of the following must gain 2 electrons to achieve a noble gas configuration? Group of answer choices Phospors Nitrogen Sulfur Chlorine

Q: 3.   Which of the following has a noble gas electronic configuration? A   Ra2+ B   Sc+ C   S-…

A: The tendency of an electron to either gain or loss electron to achieve the configuration of noble…

Q: The n=_____principal shell is the lowest that may contain a P subshell a 1 b2 c 3 d 4 e

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Q: Orbital shells of an atom: O contain electrons and are found in the nucleus O contain protons and…

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Q: Which of the following elements is a noble gas? Group of answer choices bromine oxygen neon nitrogen

A: In periodic table, noble gases are present in group 18. These gases are stable in nature and its…

Q: [Ne] 3s2 3P3 is a electronic configuration of Select one: O phosphorous O silicon O aluminium…

A: Electronic configuration of Phosphorous (P = 15) is given as follows- 1s2 2s2 2p6 3s2 3p3 or [Ne]…

Q: State whether the firs sentence is true or false and also the second statement. 1. All normal atoms…

A: Electrons, protons and neutrons are the fundamental particles of an atom. The number of electrons in…

Q: 2 :S:

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Q: Anions are ____ because they have a _____ effective nuclear charge.   Answer Choices larger;…

A: Size of ions depends on effective nuclear charge. Higher the effective nuclear charge smaller will…

Q: Electronic configuration of Magnesium is            Select one: 1s2 2s2 2p6 3s1 3p2         1s2…

A: The element given is magnesium i.e Mg.

Q: Calculate the number of protons, neutons and electrons in ³⁰K 19

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: When drawing an atom, we draw the same number of electrons as protons Select one: O True O False

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Q: Atoms are usually portrayed as spheres when most orbitals are not spherically shaped, because the…

A: Answer

Q: In general, atomic radii   A. decrease down a group and remain constant across a period. B.…

A: Trend in atomic radii in periodic table has to be given.

Q: Draw the energy level diagram for the following. a) He b) Sulfur c) Sodium

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Q: QUESTION 28 Match the following elements/ions with the proper ground state electronic configurations…

A: From total number of electrons we can determine ground state electronic configuration.

Q: Which of the following atoms will have the largest difference between IE4 and IE5? Group of answer…

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Q: Question 20 What is the ground state electron configuration of the Mn2+ ion? Group of answer…

A: The ground state electron configuration of the Mn2+ ion has to be find.

Q: If Rb forms an ion, what is the most likely charge? Group of answer choices +2 +1 +3 -2 -1 -3

A: The atomic number of rubidium (Rb) is 37. The position of rubidium in the periodic table is in…

Q: The name for Hg22+ is Group of answer choices hydrogen ion hydrogen(II) ion mercury(I) ion…

A: The given ion is Hg22+ To find: The name of the given ion

Q: 1.)Fill in the blanks. Even though they are in the same family, the calcium atom is much larger…

A: They are in the same family, the calcium atom is much larger than beryllium atom because it has more…

Q: Select those that do NOT have ground-state noble-gas electron configurations. C4 – Na+ Ar Cl – N3–…

A: With the help of electronic configuration of elements and ions it is determined that who have noble…

Q: Draw The molecule morphine with different colours for atom types, proper atomic radius , bind angle…

A: The structural formula of a molecule furnishes information about the way of bonding between the…

Q: QUESTION 1 Which of the following depicts a correct excited state electron configuration for a…

A: Electronic configuration is the arrangement of electrons in the atomic orbitals.

Q: Also draw the electron figuration chart with pathway. Take 5 elements between 1-36 and draw their…

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Q: The maximum number of electrons that can be present in the 3rd shell is 20. Select one: True False

A: In an atom, the electrons surround the nucleus in different orbitals or energy levels. These…

Q: Select all of the choices where the ground state electron configuration for the indicated ion is…

A: Atomic number of Zr is 40. Hence the electronic configuration of Zr is [Kr] 4d25s2  Since to from…

Q: The maximum number of electrons that can be present in the 5th shell is 50. Select one: O True O…

A: The question is based on the concept of quantum numbers. we have to determine how many maximum…

Q: Which of the following elements would you expect to have the SAME LINE SPECTRUM as HYDROGEN? H+,…

A: The element which has the same Line spectrum as Hydrogen is He+.

Q: S-2 ion has 16 electrons. Select one: True False

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Q: MCQ 41: The attraction of higher nuclear charge is less than actual charge because of A. shielding…

A: Nuclear Charge is the total charge of a nucleus . A higher effective nuclear charge causes greater…

Q: Which atom below has the smallest ionization energy? a. Bromine b. Calcium c. Cesium d. Potassium…

A: Ionisation energy can be defined as:  The energy required to remove an electron from an isolated…

Q: Question 12 In Infrared Spectroscopy the incoming energy causes nuclei to flip and oppose the…

A: Infrared Spectroscopy Infrared spectroscopy (IR spectroscopy) is a type of spectroscopy that studies…

Q: What is the chemical formula for magnesium bromate? Group of answer choices MgBr MgBr2 MgBrO3…

A: Magnesium has Symbol Mg and Valency +2 While Bromate has Symbol BrO3-  and has valency -1.

Q: Which of the following have a pseudo-noble gas configuration? [Select all that apply] a) Pb4+ b)…

A: Noble gas has the ns2 np6 electronic configuration, i.e. their valence shells are completely filled…

Q: Determine the number of valence electrons for each of the atoms.  Enter each answer as numeral.…

A: Given:  B  N  Al  Kr

Q: 3) urite the Hamiltanian perator for the systen consiseing of N electrons and M atoms. Explain each…

A: Following are the expression for Hamiltonian operator for the system consisting of N electrons and M…

Q: 15 Valence electrons in a neutral atom are attracted by protons in the nucleus. a. The nucleus of…

A: Answer: Valence electrons are the electrons those are present in the outermost shell of the atom.

Q: 1.Draw the electronic diagrams for the following compounds (showing outermost shell   electrons…

A: Elements can form bond between them by sharing of their valency electrons. The possible molecule are…

Q: How many electrons does a Co atom have in its 3d subshell? number of electrons: 3d elec How many of…

A: In this question, we have to tell how many electrons are present in 3d subshell of Cobalt atom and…

Q: which of the following statements concerning carbon are correct? It has an electronic arrangement…

A: The electronic arrangement of an atom can be defined as the distribution of electrons of an atom in…

Q: Which pair of elements is both malleable and able to conduct heat? Group of answer choices gold and…

A: Answer is  gold and neon

Q: 6 Select the correct electron configuration for Cu. Group of answer choices [Ar]4s23d9…

A: The Cu is a d-block element and its atomic number is 29. The numbers of protons in Cu atom = 29 The…

Q: Which of the following elements is most likely to form an anion with a -1 charge? Group of answer…

A: Given that : We have to identify that out of the given choices which is most likely to form an anion…

Q: Carbon is contained in almost all organic material and biological life. Why is carbon so special?…

A: Carbon is the most important element to living things because it can form many different kinds of…

Q: Which of the following could be the atom represented by this dot structure? Select all that apply.…

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Q: Which of the following would have to lose two electrons in order to achieve a noble gas electron…

A: Metal have the ability to loose electrons when they form bond with other atoms, The number of…

Q: )write the election configuration long form for the following A) calcium B) aluminum 2) write the…

A: Answer -  election configuration - The electron configuration is the distribution of electrons of an…

Q: QUESTION 3 (a) Look very carefully at the pictures below: Picture 1 and Picture 2. What does each of…

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Q: Which one of the following does not occur as diatomic molecules in elemental form? Group of answer…

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Q: 12. Determine the number of electrons present in O (oxygen ion) when gO16 has received two…

A: Atomic number of oxygen atom is 8. It means in oxygen atom there are eight electrons.  Electronic…