if a sulfur atom gains two electrons the resulting species is ______ (larger/same size/smaller) than a sulfur atom. the resulting species is an ______(anion/cation) and is isoelectronic with a _______ atom (correct element)

Q: create a bohr atomic model of boron, the model should show protons, neutrons, electrons in the…

A: According to Bohr model of atom electrons are revolving around nucleus.

Q: Give the main features of Thomson’s Model for an atom.

A: Thomson's model also called as plum pudding model. J.J. Thomson discovered electron in 1904. In this…

Q: When an alkali metal forms an ion, what is the charge of the ion? What is the charge of an alkaline…

A: Alkali metals are those metals which are present in the first group of the periodic table. The…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: Ionisation energy is defined a requirement of energy to remove electron from its Valence shell As…

Q: A) An anion with a -1 charge has the electron configuration: [Kr] 5s24d105p6 The atomic symbol of…

A:

Q: How does the total number of electrons differ from thenumber of valence electrons in an atom?

A: In an atom, the nucleus of the atom contains the proton and the neutrons. The outermost region of…

Q: How many dots, representing electrons, would be around a selenium atom?

A: Atomic number of selenium atom is 34. Electronic configuration of selenium atom = [Ar] 3d104s24p4

Q: alid to say that: A. Ar has a higher ionisation energy than Fr because it has more valence…

A: Using basic concept of ionisation energy using electronic configuration of elements.

Q: Show the electron configuration of the following elements and underline the configuration that shows…

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Q: How can the octet rule be used to determine the number ofelectrons gained or lost by an atom as it…

A: Octet rule states that the elements having 8 electrons in their valence shells are the most stable…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: Ionization energy is defined as the minimum amount of energy that is required to remove an electron…

Q: Write the complete electron configuration for the common monatomic ion formed by the element…

A: Given that -  Monoatomic atom = Bromine , Br    It is the third element of halogen group. It has…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: Since we know that Ionization energy is  the amount of energy needed to remove an electron from an…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: We know that, to remove electron energy is required. This energy is called ionization energy. The…

Q: What is the general trend in first ionization energy as we move down a column in the periodic table?…

A: Periodic table is a tabular form of display of chemical elements which are arranged by atomic…

Q: Why would more enegy be released when an electron joins with a sulfur atom than a magnesium atom?…

A: Applying concept of periodic properties of elements.

Q: a. What is the chemical formula for enflurane? b. Which element in enflurane has valence electrons…

A:

Q: photo of your answer (in jpg) and send back via the submission folder in Soul. Section B: Short…

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Q: What sub-atomic particle determines the identity of the atom?

A: The sub-atomic particle that determine the identity of the atom is Protons.

Q: Have you noticed the nutrient label in your favorite snack? What are the elements present in it?…

A: Element present in the snack are given on the back of the packet of snacks.

Q: Part I Atomic Struwcture I. Draw four protons in the atom to the right. Label them with thecir…

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Q: e nucleus plus the inner shells of electrons (non-valence) constitute the core of the atom. Core…

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Q: The graph below is part of a plot of'log ionization energy against number ofelectron. removed for…

A: The amount of energy required for the removal of the valence electron from an isolated gaseous atom…

Q: Choose the answer in which the three atoms and/or ions are all isoelectronic with each other. a)…

A: Isoelectronic species are those which have a same number of electrons. When an atom accepts…

Q: ) Based on their positions in the periodic table: What is the most likely charge of a magnesium…

A: We know that, Mg is in belong to Group 2 and O belong to group 16.

Q: Which of the following correctly lists the elements in order of increasing ionization energy?…

A: Ionisation energy is defined as the energy required to remove a valence electron from the gaseous…

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: Why does each element give off a specific color when heated? Use the Bohr model of the atom to…

A: Why does each element give off a specific color when heated? Use the Bohr model of the atom to…

Q: What is the maximum number of electrons in an atom that can ha antum numbers? (i) n= 3, { = 2, m =…

A: The question is based on the concept of quantum numbers. these are the numbers which designate the…

Q: Which of the following sequences of elements are in the correct order from lowest first ionisation…

A: Ionisation energy decreases as we move from top to bottom in a group and increases on moving left to…

Q: - Which of the following is wrong ?    A) Stable ion of the P element has -3 charge.  B) Valance…

A: Valence electrons are outermost shell electrons with highest value of 'n' principal quantum number.

Q: Which pair of elements have the same number of valence electrons? O Do and Wh (elements 119 and 137…

A: Valence electrons :-  The electrons present in the outermost shell (valence shell) of an atom are…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: The minimum amount of energy required to remove outermost shell electron form an isolated Gaseous…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: A table of questions based on ionization energy, which is to be accomplished.

Q: Sort these species into isoelectronic groups. It doesn't matter which group goes in which box, so…

A: The following species are sorted into isoelectronic groups. He, Li+, O2-, Sr2+, Br-, F-, B3+,Y3+,…

Q: What pair has the larger atom or ion listed first? Al3+, Al O, O2- K+, Ca2+ N, N3- O2-, Cl-

A: Cations are formed by atoms by losing electrons; hence, the size of the cation formed is always…

Q: Refer to the portion of the periodic table below that shows the elements belonging to the same…

A: The electronic configuration of K which is 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ And that of Cl which is 1s² 2s²…

Q: number

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Q: Write the complete electron configuration for the common monatomic ion formed by the element…

A: Question is based on the concept of electronic configuration. we have to write the common electronic…

Q: lonization energy (E;) is the amount of energy required to remove an electron from a neutral gaseous…

A: The explanation is given below-

Q: For the successive ionization of an atom of nitrogen, which ionization step would the first large…

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Q: Which of the following statements correctly describes ionization energy? [Select all that apply.]…

A: Answer :-  The statements correctly describes ionization energy are - 3-The ionization energy…

Q: Ionization energy increases going left to right across the periodic table. True or false?

A: To solve this problem we have to know about the Ionization energy trends in the periodic table .

Q: :Consider the following atoms I, S, O, N, P and Cl ?What is the effective nuclear charge for each…

A: For I= +7 For S= 5.45 For O= 4.55

Q: What is the predicted Ionic charge for a Ba ion? How am I supposed to identify this???   Similarly,…

A: The term ionic charge refers to the electric charge carried by an ion by gaining or losing electrons…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: Ionisation energy: Minimum amount of energy required to remove an electron from outermost orbital of…

Q: Which one is true about filling of shells with electrons around the nucleus? O The shell with n = 2…

A: A shell in an atom is defined as a group of atomic orbitals around the atomic nucleus.  Each shell…

Q: Why are the electron affinities of Be and Mg highly positive? Be and Mg have a full octet. Be and Mg…

A: