Which element has the following electron configuration: 1s2 252 2p6 3s2? Si Mg none of the above Ca Na

Q: Arrange the following elements in order of increasing atomic radius. Al, S, Mg, Si, Na (a) Mg<S<Si…

A:

Q: Two elements in period 3 are adjecent to one another in the periodic table. The ground-state atom of…

A: Condition 1 : ground-state atom of one element has only S electrons in its valence shell → The…

Q: Which element has the following ground state orbital diagram? 1s 25 2p

A: So we’ve to determine the determine the unknown element having the above ground state orbital…

Q: Choose the larger atom or ion from each pair.(a) K or K+(b) F or F- (c) Ca2+ or Cl-

A: a. K has the atomic number as 19 and the K+ is a caption which looses one electron from the 4s and…

Q: List the outer electron configuration for each column in the periodic table.(a) 3A (b) 4A (c) 6A (d)…

A: (a) 3A : The outer electron configuration = ns2 np1  (b) 4A : The outer electron configuration = ns2…

Q: What element is represented by the orbital diagram shown below? [Ne] ↑↓ 3s 3p A) C B) N D) S E) CI

A: The filling of electrons in the electronic configuration of an element takes place according to…

Q: Choose the element with the more negative (more exothermic) electron affinity from each pair.a. Na…

A: Electron affinity is defined as the change in energy of neutral atom in a gaseous phase to form a…

Q: List the outer electron configuration for each column in the periodic table.(a) 1A (b) 2A (c) 5A (d)…

A: The periodic table is a table that organizes all of the chemical elements according to their atomic…

Q: Give the complete electron configuration for the following elements: A.) F B.) Mg C.) Se D.) Ti

A: given elements F, Mg , Se and Ti  We have write electron configurations for them. Number of…

Q: Write full electron configurations for each element.(a) Sr (b) Ge (c) Li (d) Kr

A: Electronic configuration is a way to represent the distribution of electrons in an atom.

Q: which of the following atoms is paramagnetic in its ground state? a. sodium (Na) b. nobelium (No) c.…

A: Paramagnetism is a kind of magnetism in which some materials are less attracted by external magnetic…

Q: Write full electron configurations for each element.(a) N (b) Mg (c) Ar (d) Se

A: ANSWER

Q: What atom has the largest atomic radius? - Si - Mg - Sr - S

A: Given Elements  Silicone  Magnesium  Strontium  Sulphur  We have to find the element which has…

Q: Name an element in the fourth period (row) of the periodic table with the following:a. five valence…

A: Given elements in fourth period (row),    a. five valence electrons   b. four 4p electrons   c.…

Q: What element is represented by each electron configuration?a. 1 s 2 2 s 2 2 p 5b. [Ar]4 s 2c. [Xe]6…

A: For recognise of elements with electronic configuration we use  A = Z + n  A is atomic mass  Z is…

Q: Which of the following is the best description of the outermost electrons of a magnesium atom(atomic…

A: To find out this we need to consider electronic configuration of magnesium. Electronic configuration…

Q: Name the element that corresponds to each of the following:(5.4, 5.5, 5.6)a. 1s22s22p63s23p64s13d5b.…

A: Since you have posted multiple sub-parts, the answer for first three sub-parts are given below.…

Q: The general electron configuration for atoms of the halogen group is Select one: 2 а. ns 4 b. ns np…

A: Group 17 – fluorine, chlorine, bromine, iodine, and astatine are called the halogens.  The term…

Q: Which element has the following noble gas electron configuration?…

A: Electronic configuration is used to represent the distribution of electron density in an atom. It is…

Q: If the core electrons were 100% effective at shielding the valence electrons from the nuclear charge…

A:

Q: Which of the atoms listed below has the largest radius? Multiple Cholce Sb Se

A: Answer -  option (1) Sb atom has the largest radius.

Q: Using the periodic table, write the electron configurationof each of the following atoms:a. Ca b. Fe…

A: The electron configuration of each of the following atoms has to be written,

Q: 7. Write the electron configuration for the following atoms: a. Mg - magnesium 1y 1 D IS 25 2P 35 b.…

A: The electron filling in the atomic orbitals occur according to Aufbau principle. This principle…

Q: What element is designated by the orbital diagram below? A) N B) O 2s 2p C) F D) Ne E) CI 1s

A: The given orbital diagram clearly gives the information the element which should have 9 electrons.…

Q: Choose the element with the more negative (more exothermic) electron affinity in each pair.a. Mg or…

A: Among magnesium and sulfur, sulfur is located right of magnesium, and hence atomic radii decreases,…

Q: Write the electron configuration of the following elements: 1. Ca 2. Pt 3. Cl 4. Kr 5. Po

A:

Q: Electron Configuration (Standard Fom) Diagram Element Electrons 1s 2s 2p 3s Зр Не Li C Mg Ar

A: The filling of electrons in the atomic orbitals is defined as electronic configuration. Electrons…

Q: Which element, represented by X, would have the valence electron configuration shown in the diagram?…

A: Valence electron configuration is defined as the arrangement of electrons in the outermost shell of…

Q: Write the electron configuration of these elements: no.5 (B) no.15 (P) no.25 (Mn) no.50 (Sn)

A: The distribution of electrons in its atomic orbitals of an element is expressed by its electronic…

Q: Use the diagram to answer the question. Which element, represented by X, would have the valence…

A: The answer is given as follows

Q: Which element is represented by the orbital diagram below? 1L 1L 1L 3s 1L 1L 1s 2s 2p Na Mg OLi C

A: The element represented by the given orbital has to be given,

Q: Division of electron shells within the Main Energy Level. eg s, p, d, and f * A. Hund's Rule…

A: The two answers are as follows:

Q: Identify the element having the electron configuration given at the top of the image. |…

A: The distribution of an electrons in its atomic orbitals is known as electronic configuration.

Q: Given the following ionization energies (kJ/mol) of a certain element, predict which group does it…

A: Given: Successive Ionisation energies of a element:

Q: Write the complete electron configuration for following atoms: 1) Cr 2) S 3) V 4) Mn 5) Fe

A: 1) Cr Cr has an atomic number of 24. The electron configuration of Cr is 1s22s22p63s23p64s13d5.

Q: The elements (Mg, K) have the same number of stable electrons. True O False

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: Look at the following electron configurations. Which of the atoms will have similar chemical…

A: The chemical properties of an element is mainly determined by the electrons present in their…

Q: Which of the following electrons is most loosely bound in a calcium atom? a. 1s b. 2s c. 3s d. 4s e.…

A: Calcium  atomic number  is 20 Electronic  configuration  1S22S22P63S23P64S2 2,8,8,2

Q: O has ____ unpaired electrons. P3– has ____ unpaired electrons

A:

Q: Choose the element with the more negative (more exothermic) electron affinity from each pair.a. Mg…

A: Concept introduction: Electron affinity is the change in energy when an electron addition takes…

Q: Fill the three 3d subshells with the specified number of electrons. 00000 5 electrons 3d 6 electrons…

A: In an atom, a shell is defined as a group of subshells that have the same principal quantum number.…

Q: Identify the specific element that corresponds to each of the following electron configurations.…

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

Q: greater than the radius of atom Y, then it is also likely that Select one: a. X has a larger…

A: The question is based on the concept of periodicity in properties of elements. we have been given…

Q: The atom with the highest second ionization energy is a) Na b) Mg c) Al d) S

A: Given  The atom with the highest second ionization energy_____.

Q: Choose the element with the more negative (more exothermic) electron affinity in each pair.a. Na or…

A: SOLUTION: Step 1: Hello. Since the question has multiple sub-parts, the first three are solved. In…

Q: The abbreviated orbital diagram shown below corresponds to which element? [Kr] 4d 5p OSi Ge O Cd O…

A: Answer: the element correspond to the abbreviated orbital diagram shown below is Sn (Tin). Option D.…

Q: Write the electron configurations for the elements below.  1.Magnesium  2.Calcium  3.Rubidium

A: Using concept of electronic configuration.

Q: The electron configuration of an element is: 1s? 2s? 2p6 3s? 3p6 4s² 3d10 4p6 5s² The Group and…

A: The given electronic configuration states that the total electrons present in the atom are 38. Hence…

Q: What is the condensed electron configuration for Argon? * O [Ar] 4s² O INe] 3s2 3p6 O (He]2s 2ps O…

A: 1s22s22p63s23p6.....An so ,on

Q: Write out the electron configuration in standard notation for each type of atom below. a. He b. Cl…

A: Given          a. He b. Clc. Fe d. Br