The electron configuration of Li* resembles that of which of the following elements Oa. Berrylium (Be) Ob. Ob. 'b. Hydrogen (H) c. Neon (Ne) Od. Helium (He)

Q: The halogens have .......(number of) electrons in their valence shell. Select one: a. 2 Ob. 8 O c. 5…

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Q: A. An element with the valence electron configuration 2s¹ would form a monatomic ion with a charge…

A: valence electron is  electron in the outer shell associated with an atom

Q: Which of the following atoms would possess the highest first ionization energy? Select an answer and…

A: Ionization energy is amount of energy required to remove the electron from isolated atom  So as left…

Q: For any given principal energy level, what is the maximum number of electrons that can exist in the…

A: We know that ,  Each orbital contains a maximum of  2 electron.

Q: Give the number of valence electrons in each element. Write out the electronic confi guration for…

A: Valence electrons are those electrons that are present in the outermost shell of the atom. They take…

Q: Match the following to the relative amount of metallic character. A. most metallic B. intermediate…

A: Metallic character, an atom is said to be metal if loss one or more electron when supplied the…

Q: Of the elements: B, C, F, Li, and Na. The element with the smallest ionization energy is F. Li. Na.…

A: Ionization energy : " The minimum amount of energy required to remove an electron from outermost…

Q: stion below may be correct for the fluorine atom. b. 1s C. 2s (11) (ID) next page. 2p DOO (11) DO…

A: Electronic configuration tells the arrangement of electron in shell and sub-shell. It tells the…

Q: Arrange the following e DECREASING atomic radius, rubidium, bromine, chlorine. A. Ca, CI, Br, Rb B.…

A: The elements given are Ca, Cl, Br and Rb.

Q: 33. what are electrons described as in the quantum mechanical model? a.    Wave Particles b.…

A: Quantum mechanical model of atom helps us find the probability of finding an electron around the…

Q: Which statement is an example of the Pauli Exclusion Principle? a. Atoms with a full octet shell…

A: Octet rule says atoms with full octet shell have more stability and not the Pauli Exclusion…

Q: Using the periodic table, rank each group of elements in order ofincreasing size.a. calcium,…

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

Q: Which pair of elements have the same number of valence electrons? A. O, Si B. He, Be C. Ne, Mg…

A: We have to find from the given options which pair of elements have the same number of valence…

Q: 11. The number of electrons in the highest energy level of 20Ca is ?

A: Given  Element  = Ca ( Calcium )  Number of electron in Highest Energy level = ?

Q: Answer number 41 to 45 pls. I don't want to waste my money here.

A: "To get remaining sub-parts solved please repost the complete question and mention the sub-parts to…

Q: Rank the following elements in order of increasing atomic radius (smallest to largest). Li, F. CI,…

A: In the periodic table, across a period i.e. on going from left to right in  a period, atomic size or…

Q: 2. Scenario: You are currently studying the element iodine and wish to use its electron…

A: Electronic configuration is the representation of electronic distribution in the atomic orbitals.

Q: There are a variety of cations that migrate across cell membranes as part of the nerve signal…

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Q: Write the electron configuration for the element fittingeach description. a. a metalloid in group…

A: To find: a. a metalloid in group 13 b. a nonmetal in group 15, period 3

Q: As you move right across a period of elements, the number of valence electrons… a. Increases b.…

A: In the periodic table, the number of periods of an element depends on the number of shells in which…

Q: 43. Write the noble-gas notation for the electron configu- ration of each of the following elements,…

A: The objective of this question is to write the noble-gas notation for the electron configuration of…

Q: Sort the elements in the list below from lowest first ionization energy to highest first ionization…

A: INTRODUCTION: Ionization energy is the amount of energy required to remove the electron from…

Q: Which of these shows the electron configuration of an element that has chemical properties that are…

A:

Q: Elements in the same group of the periodic tablehave the sameA. number of valence electrons.B.…

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

Q: A newly discovered extremely basic polar amino acid has pka values of 2.37, 13.01, and 11.89 for…

A: Here we are required to find the overall charge over amino acid at the given pH=13.01

Q: Given: Antimony, Mass no. 122 Predict a.) Electron configuration using the long spdf b.) Electron…

A: Antimony has total of 51 electronsa) electron configuration:1s2 2s2 2p6 3s2 4s2 3d10 4p6 5s2 4d10…

Q: Which of the following is the smallest in terms of energy? a.IE1  of Na b.IE1  of Kr c.IE2  of Na…

A: Ionisation energy

Q: a. Explain why a negative ion is always larger than its parent atom.b. Explain why a sodium ion is…

A: a. A neutral atom consists of equal number protons and electrons whereas a negatively charged ion…

Q: Antimony belongs to Group SA. What is its correct a. b. Sb-

A: Antimony belongs to Group 5A. The correct electron-dot structure is                       Option d.…

Q: 3) Write the electron configurations for the following atoms/ions. Atom/lon Electron Configuration…

A: Atom /Ion Electron configuration P 1s22s22p63s23p3 Cu 1s22s22p63s23p64s23d9 Sn 1s 22s 22p 63s…

Q: Based on the periodic table, the elements are arranged in the order of their atomic numbers,…

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Q: 3. Arrange the following groups of atoms/1ons in order of increasing size.

A: Atomic size is the distance between the centre of the nucleus of an atom and its outermost shell…

Q: Which of the following elements has the highest ionization energy?a. Bab. Cac. Cld. Ne

A: The electronic configuration of each element is given below. Ba = [xe] 6s2 Ca = [Ar] 4s2 Cl = [Ne]…

Q: Arrange the elements in each group in order of increasing ionization energy. a. phosphorus, silicon,…

A: The ionization energy is the amount of energy required to remove the loosest electron from the…

Q: Element whose third shell contains six electrons a. 1s2 2s2 2p6 3s2 3p5 b. 1s2 2s2 2p6 3s2 3p6 c.…

A: Electronic configuration of an element depicts the filling of its electrons in various shells,…

Q: Right short hand (condensed) electron configuration‘s for the following elements. A.) N B.) K C.) Ge…

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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: Complete this Sentence Atom emit visble and Ultra violet lisht 6.) Ga) as the i guid atom condense…

A: We have been asked to single out the reason as to when atoms emit visible and UV light. We proceed…

Q: Determine the noble gas which has the same electronic configuration with Ra+2. Z of Ra = 88 a.Kr…

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Q: a. As b. Cr c. Br d. Sr Write the following full and noble gas electron configurations:

A: To solve this problem we have writte the full and Nobel gas electronic configuration.

Q: Help with question 2

A: Electron configuration: The distribution of electrons of an atom or molecule in atomic or molecular…

Q: How many valence electrons does each of the following elements have? a. Bromine b. Carbon c. Lithium

A: Number of valence electrons in an atom is equal to the number of electrons in the outermost shell.

Q: 100. Identify the group of elements with these characteristics: a. This group of elements has a…

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Q: Write the electron configurations for the elements below.  a. Boron  b. Lithium

A: Given Element a. Boron  b. Lithium Electronic Configuration = To be determined  Element Atomic No…

Q: Energy absorbed when an electron is added to an isolated atom in the gaseous state „A O Energy…

A: Given that, Energy absorbed when an electron is added to an isolated atom in the gaseous state.

Q: In order for an electron to jump up two energy levels in an atom at once, it requires Choose one or…

A: When an electron in an atom absorbs energy, it can move to a higher energy level. Each energy level…