(b) In the table below, I- Is represent first 6 ionization energies of a certain element. All units are kJ/mol. I1 738 L2 1450 I3 I4 Is 13600 18000 7730 10500 This element is in the 3d row of the periodic table, the row Identify the element, and explain your reasoning, based on the data în the above table. starting with Na.

Q: IE₁ = 1012 kJ/mol; IE2 = 1900 kJ/mol; IE3 = 2910 kJ/mol; IE4 = 4960 kJ/mol; IE5 = 6270 kJ/mol; IE6 =…

A:

Q: which of the following processes produces a decrease of the entropy of the system? dissoling sodium…

A: Entropy is the measure of randomness.

Q: Which of the following element will have the greatest difference between IE2 and IE3? He Be Mg Ca

A:

Q: Atom/Ion: Cl # Core Electrons # Valence Electrons Effective Nuclear Charge (Zeff)

A: Answer:- This question is answered by using the simple concept electronic configuration then core…

Q: How many valence electrons are in the atom?

A: The objective of the question is to determine the number of valence electrons in the given atom.…

Q: The first five ionization energies (IE,through IE) of a Period 6 element have the following pattern:…

A: Ionization energy is defined as the amount of energy required to remove a valence electron from an…

Q: Using n for the principal quantum number, write the electron configuration for the valence electrons…

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

Q: 2. 1st ionisation energy (kJ/mol) First lonisation Energy of the Group 1 elements 600 500 400 300 4…

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Q: How many single covalent bonds are there in a molecule of CH4? 0 1 O 2 O 3 O 4

A: Since you asked multiple questions, we are solving first question for you. For remaining questions…

Q: Which element has the fewest electrons in its valence shell? Cs O Br Mg P

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Q: Effective nuclear charge of: 3p electrons in chromium 3s electrons in cobalt 2s electrons in…

A: Zeff can be calculated by slaters Rule in any element .          Formula for Zeff   = atomic Number…

Q: What does presenter say about the relationship between the number of valence electrons of the…

A: Main group elements consist of s-block and p block elements. s-block elements consist of alkali and…

Q: The following data shows the successive ionization energies (in kJ/mol) for an element: IE1: 856…

A: The energy needed to detach one electron from the valence shell of an isolated gaseous atom is…

Q: ow many valence electrons are there in group 2 elements? A 1 B 2 C 4 D 8

A: Group 2  element are also known as alkaline earth metal.beryllium ,magnesium ,calcium,…

Q: Consider the set of successive ionization energies. IE₁ -418.8 kJ/mol IE₂ =4420 kJ/mol IE3=4420…

A: When an electron is removed from the outermost shell of an isolated gaseous atom the amount of…

Q: Suppose you were trying to find a substitute for Na* in nerve signal transmission. Where would you…

A: Na is an element of group 1 of the periodic table. So, for the alternative one would proceed via…

Q: Which group of elements has the largest atomic radii? Halides Alkali metals Alkaline earth metals…

A: Atomic radii varies with the group of periodic table and with this we will answer the question.

Q: Which of the following metals would be expected to have the smallest atomic radius? A) Cesium (Cs)…

A: In periodic table, on moving left-right the element's electronegativity as well as atomic number…

Q: The first five ionization energies (IE, through IE) of a Period 2 element have the following…

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

Q: Consider the following elements – O, F, Na, Mg and Al. -What is the first criterion you would use to…

A: The order of size of the atoms given to us can be determined as follows:

Q: What is the likely charge of the ions formed by members of the following families? Alkali metals…

A: To check the most likely charge we need to determine the valance Electrons on that group. Also…

Q: Explain why Na, A1  0  This is asking why is it exothermic to add an electron to Na but endothermic…

A: The ease with which an electron can be added to an atom is defined as electron affinity. The heat…

Q: 32. Which of the following elements should have the smallest second ionization energy (IE2)? Provide…

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Q: ur ionization energies for

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Q: Refer to the following figure (first three rows of the periodic table) to answer the questions…

A: Group 18th elements are noble gases. They are are unreactive because they have fully filled outer…

Q: A new element is discovered. The new element is named Tucsonium and has the chemical symbol Tu. It…

A: Each atom has tendency to acquire noble gas electronic configuration either by losing electrons or…

Q: What is Coulomb’s law? Explain how the potential energy of two charged particles depends on the…

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Q: 3. Write down the equation of the highest ionization energy of Sulfur (S) and explain why it is the…

A: Ne3S23P4→Ne+6e-

Q: have varied physical properties and are found in many different compounds. Nonmetals Metals…

A: Most of the elements (93 elements) of the periodic table are metallic. Some elements present on the…

Q: Define the terms nucleus and electron shell/orbital. Which subatomic particles are important for…

A: Nucleus is positively charged dense part of the atom. It is present at the center of the atom.…

Q: The Bohr model of the atom was an important discovery that led to the modern theory of atomic…

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Q: What is the ionic charge of these elements?  Ca, K, Al, Mg,  S,  O,  P,  F

A: Given  Element         = Ca , K ,Al ,Mg ,S ,O, P ,F  Ionic Charge  =  ?

Q: Which of the following elements have a tendency to lose electrons? O Na, Ca, Al OC N, O O F, CI, Br

A:

Q: Describe the process you would go through to find the number of valence electrons for any of the…

A: The distribution of electrons in an atom can be shown with the help of electronic configuration. The…

Q: description An element in Period 3 and Group 4A. A semimetal in Group 8A. An element in the nitrogen…

A: The periodic table is divided into groups (vertical columns), periods (horizontal rows), and…

Q: Consider the elements: F, K, Na Which has the largest IE1, first ionization energy? Which has the…

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Q: Describe the main features of Mendeleev’s periodic table?

A: Mendeleev proposed a much more extensive tabulation of elements. The classification system of…

Q: Be sure to answer all parts. Identify the element below and give the symbols of the other elements…

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Q: (use the "A" groups) Period Number of valence electrons Valence electron configuration 2s22p6 n or…

A: We will use the above table to discuss about the properties of atom in a same group.

Q: Which of the following pairs is considered to be isoelectronic? Brand Kr K and Ar Xe and I H and Li

A: Two atoms, ions or molecules that have the equal number of electrons. -> For neutral atom  Atomic…

Q: The first five ionization energies (IE, through IE,) of a Period 4 element have the following 1 ll…

A: cobalt

Q: isoelectronic with P3–.

A: Cl- is isoelectronic with P3- .is the correct option.

Q: List the following from smallest to largest atomic radius.  Cl, Na, K

A:

Q: Atom/Ion: Mg # Core Electrons # Valence Electrons Effective Nuclear Charge (Zeff)

A: Atom / ion : Mg = ?  Core electrons = ? Valence electrons = ? Effective nuclear charge (Zeff) = ?