number

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: identify the follwing atoms using their symbols d.the fifth period transition metal with properties…

A: d.the fifth period transition metal with properties similar to copper = Ag   e. the group V A…

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: Choose the largest atom. a. Na b. P c. Kr d. Ca

A: The size of atom depends on its atomic radius. The periodic trend of size is as below : Along the…

Q: How many electrons are there in the valence shell of Fe+3 ion?

A: Fe (z=26)   outer most electron in iron enter into d orbital so called as d block element

Q: Write the electron configuration of the following elements.a. the group 2 element in the fourth…

A: Electronic configuration - The symbolic representation of arrangement of electrons in its orbitals…

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: 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: 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: 3. List the atomic radius with units for each element. You may use the table in your textbook or…

A: As we move down a group  atomic size increase and hence atomic radius also increase . As we move…

Q: What do we mean by the term electronic structure? Select all that apply. The arrangement of the…

A: In an atoms nucleus is present at the centre and it contains neutrons and protons and these species…

Q: est atomic radius? Sasugt olingie po 0yc e atements is incorrect? ence electrons will form an ion…

A: Tl has highest atomic radii because it belongs to period 6

Q: 1. Which of the following atoms has the highest ionization energy? A.  Na             B.    Cs…

A: 1. Which of the following atoms has the highest ionization energy? A.  Na             B.    Cs…

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: 1. What specific material(s) is (are) used and what specific properties this (these) material(s)…

A: The objective of the question is to find the specific material used for the given items and its…

Q: 6. What is the noble gas electron configuration for Barium (Ba)? Identify the valence electrons by…

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Q: What is the Pauli Exclusion Principle? * a. An atomic orbital can only hold a maximum of 2…

A: Pauli's Exclusion Principle states that an atomic orbital can only hold a maximum of 2 electrons,…

Q: How many valence electrons are in each element?  A. Ba  B. Al  C. Xe

A: To find the valence electrons of some the given elements. A) Ba B) Al C) Xe

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

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Q: 46. Given below is the electronic configuration of an element. What is the atomic number of the…

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Q: . What is ionization energy? How does it change as you go across a row in the periodic table? Be…

A: 1) It is defined as the amount of energy which is required to remove the most loosely bounded…

Q: What is meant by Atomic Structure ?

A: The systematic structure of an atom is known as atomic structure. According to Dalton's law of atom,…

Q: Which has seven valence electrons? A. sodiumB. chromiumC. boronD. argonE. chlorine

A: The given options are,

Q: Consider the element A, with atomic number 34. The electronic configuration of A2- is:   a. [Xe]…

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Q: a. List three elements that have 2 electrons in their valence shell.   b. List three elements that…

A: The electrons in the outermost shell are the valence electrons for any element.

Q: electron

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

Q: 18.  The inner electrons of an atom that do not participate in chemical bonding are referred to as…

A: Ans: D ( The inner electrons of an atom that do not participate in chemical bonding are referred to…

Q: Negatively charged atoms are called cations. A. True B. False

A: Ions are the species that carries charge. Ions can be an atom or a group of atoms carrying positive…

Q: For each atom below, give the number of valence electrons and list out the subshells containing the…

A: Valence electron is defined as the no.of electrons in its outermost shell.

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: 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: 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: Energy Refer to the correctly filled orbital diagram for aluminum, below, to help you answer this…

A: We have to select the correct statement regarding how aluminum atom ionizes

Q: How many valence electrons does a carbon atom have? Select one: a. 4 b. З С. 2 d. 6

A: Carbon is tetravalent in nature i.e can form maximum four bonds.

Q: 1. Boron 2. Cadmium 3. Phosphorus 4. Neon 5. Radon A. [Ne] 3s²3p³ B. [He] 2s²2p¹ C. [He] 2s²2p6 D.…

A: The electronic configurations of some elements are given. Match the elements with the given…

Q: Which of the ff is a limitation of the Bohr model of the atom? a. The model only applies to light…

A: Hydrogen is an atom having atomic number 1. Its symbol is 'H'.

Q: Draw a Bohr model for the following atoms: a. Neutral sulfur and sulfur ion. b. Magnesium-24 and…

A: •Bohr's Atomic model=> According to bohr's Atomic model"atom is consist of nucleus having…

Q: Tô éäch ĝivề Thêir ločâTion, charge and Pelativeė mass. are the 3 subatomic particles? 2. What does…

A: An atom consists of neutrons, protons and electrons.

Q: 4. List the first ionization energy with units for each element. You may use the table in your…

A: The first ionization energy is the minimum amount of energy required to remove the most loosely…

Q: Part 4: Making Connections to the Atom 1. Using Coulomb's law and the relative force of attraction…

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Q: associated with the following: a. Bohr model of the the atom. b. Wave-mechanical atomic model.

A: Bohr Atomic model are wave mechanical models are given to define the structure of an atom

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.