What is the electron configuration of the element in the 4th period of Group 5A (IUPAC Group 15), using an appropriate noble gas symbol for the core electrons?            (A) [Kr] 4s2 3d10 4p5                   (B) [Ar] 4s2 3d10 4p3                  (C) [Ar] 4s2 4p3                          (D) [Kr] 4s2 4p5

Q: Question 2 Which of the following is correct for the 15t ionization energies of S, Se, F S>P> Se

A: Ionization energy or Ionization potential : The amount of energy required to remove one electron…

Q: What's the full electron configuration of the cation Mg2+ ? 1s? 2s? 2p6 1s2 2s2 2p6 3s? 3p4 1s2 2s2…

A: Electron configuration is written by filling electrons into subshells in increasing order of their…

Q: Paragraph 5 Identify the atom or ion corresponding to each of the following descriptions: I)…

A:

Q: the configuration for the ground state of iridium is xe 4f14 5d 6s2 what are the group and period…

A:

Q: wrie the full electron configuration of the Period 3 element with the following successive IEs ( in…

A: Given that element belongs to 3rd period. There are 8 elements in the 3rd period. They are…

Q: the following elements As, Br, Ca, Ga, K . List these elements in order of increasing the atomic…

A: In generally, Cation are smaller in size because of more effective Nuclear charge due to more number…

Q: Q3.) a.) Explain what is meant by the term 'periodic property'. b.) Draw a graph to show how…

A:

Q: An atomic cation with a charge of +1 has the following electron configuration: 1s 232p°3s²3p°3d'4s'

A: General representation of an atom is   XZA   where  X = element              A = atomic mass =…

Q: Consider three elements with the following abbreviatedelectron configurations: (5.4, 5.5, 5.6)X =…

A: Electronic configuration is termed as the distribution of electrons of an atom or molecule in atomic…

Q: (1) What is the name of the element with a valence electron configuration of 4s²4p*? (2) What is the…

A: Given valence electronic configuration 1. 4s2 4p4 2. 3s1

Q: A. A main group element with the valence electron configuration 3s23p1 is in periodic group…

A: A) A main group element with the valence electron configuration 3s23p1 is in periodic group metallic…

Q: Which element has the following electron configuration 1s22s22p63s2 ? Ca Na Si Sr Mg

A: From the given electronic configuration, the element can be identified by adding all the…

Q: Create a concept map on the classification of elements and their relationship to periodic properties…

A:

Q: QUESTION 6 The following successive ionization energies correspond to an element in the second…

A: 6)  Ionisation energy : The amount of energy required to remove an electron from an outer shell of…

Q: Ca or Ga? Which element is expected to have the larger 1st ionization energy and why?

A: We need to compare ionization energy for calcium and gallium.

Q: 4. Darium (Da) is the name given to the hypothetical element with an atomic number of 120. It should…

A: As per IUPAC system, element with atomic mass 120 is named as "Unbinilium". According to the…

Q: 7.20 Without referring to a periodic table, write the electronconfiguration of elements with the…

A: Electronic configuration of an element describes how the electrons are distributed in its atomic…

Q: Select all of the following that correctly lists the indicated periodic trend in increasing…

A: (i) Effective nuclear charge (Zeff) increases as we move from left to right along the same period…

Q: Answer ALL parts of this question. (a) Explain the following observations in first ionisation…

A: First ionization energy(IE1) is the energy required to remove the first electron from a gaseous…

Q: 7.42 Arrange the following in order of increasing first ionization energy: Na, Cl, Al, S, and Cs.

A: The given elements have to be arranged in increasing first ionization energy.

Q: 7.6.1 Which of the following species are isoelectronic with Kr?(Select all that apply.)a) Heb) Nec)…

A: Helium, Neon, and Argon are noble gases with noble gas configurations of [He], [Ne], and [Ar]…

Q: Which of the following statements is FALSE? An O2- ion is larger than an O atom An atom of Na is…

A: With increase in positive charge on ion the size of the ion decreases , as the number of proton more…

Q: 7.89 Which of the following properties show a clear periodicvariation: (a) first ionization energy,…

A: Let us analyse all the properties one by one. Ionisation  energy is  the minimum quantity of energy…

Q: A. A main group element with the valence electron configuration 2s 2p is in periodic group It forms…

A: The octet rule: According to the octet rule, the atoms form molecules by losing, gaining, or sharing…

Q: What element has the ground state electron configuration of [Kr] 5s^1 4d^5

A: The configuration at ground state is most stable arrangement of atoms. At this state, the electrons…

Q: What element has the electron configuration: [Xe] 6s2 ? A) Xe B) Cs C) Te D) Ba

A: Given, noble gas electronic configuration as [Xe] 6s2.

Q: Q2: Without consulting Figure 2.6 or Table 2.2, determine whether each of the electron…

A: If the last electrons is in s sub-shell in the configuration the it must be a alkali metal or…

Q: Answer the following questions by showing electron configuration (spdf notation) a) Which of the…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Which of the following statements is/are TRUE? Choose all that apply. Select all that apply A Br…

A:

Q: Rank the following elements in order of decreasing atomic radius. Rank from largest to smallest…

A: Atomic radius decreases across the period

Q: The red color of rubies is the result of a substitution of some Crt ions for Al+ ions in solid…

A: We have to tell electronic configuration of Cr³+

Q: 6. (8) In general, as effective charges increases, ionization energy (/,) also increases. Explain…

A: Effective charge is the attractive positive charge of nuclear protons acting on the valence…

Q: Consider the element with the electron configuration [Kr]5s 4d. This element is Select one: a. an…

A: Given electronic configuration of element is [kr] 5s24d7   So, It has 36 +2+7   = 45 electrons

Q: smallest atomic radius

A:

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

A:

Q: Q2: Without consulting Figure 2.6 or Table 2.2, determine whether each of the electron…

A:

Q: 2.12 (a) What electron subshell is being filled for the rare earth series of elements on the peri-…

A: A sub-shell is a collection of orbitals. Sub-shells come in a variety of shapes and sizes, including…

Q: Which one of the following diagrams represents the ground s electron configuration of a fluoride ion…

A: The diagram that represent the ground state electronic configuration of fluoride ion has to be…

Q: Which neutron atom or ion has the smallest radius K+ , Ca2+ , Se2-

A: Given ions,      Potassium(1+)  ion, Calcium(2+) ion and Selenium(2-) ion.

Q: (1) What is the element with an electron configuration of 1s²2s²2p°3s'3p°4s°3«®? (2) What is the…

A:

Q: A. A main element with the valence electron configuration 5s- is in periodic group group It forms a…

A: When an atom excepts electrons, it acquires a negative charge whereas when an atom loses electrons…

Q: d) Suggest a reason for 5. a) Explain the term periodic trend when applied to trends in the periodic…

A: Periodic patterns, which arise from the periodic table's arrangement, provide chemists with a…

Q: Two unknown elements in the lab: X and Y are given, if X has a larger Z than Y. Which element has a…

A: A question based on ionization energy, which is to be accomplished.

Q: Question 22.b of 22 Describe and apply the periodic trends for first ionization energy. Identify…

A: Which one will be lowest ionization energy among them--

Q: Part A Element X has successive ionization energies of 738 kJ/mol, 1451 kJ/mol, and 7733 kJ/mol.…

A:

Q: (1) What is the name of the element with a valence electron configuration of 4s²4p*? (2) What is the…

A:

Q: Which of the following statements is incorrect for Gallium? A. It has 3 valence electrons.  B. The…

A:

Q: Which element has the electron configuration 1s²2s²2p°3s23p°4s'3d%?

A: Given :-  Electron configuration = 1s22s22p63s23p64s13d5  To identify :-  Element having above…