1. Which of the following should be the larger atom? Why? Sodium vs: Chlorine- Lithium vs. Cesium

Q: Explain the sudden jump in ionization energy for the elements in period 3 and why that jump occurs…

A: The elements in third period are: Na, Mg, Al, Si, P, S, Cl, and Ar.

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: Which atom is smaller?

A: Given ; H and He

Q: Arrange the following elements largest to smallest: Sb, S, Se, Cs, Pb

A: Size of the element increases down the group and decreases along the period.

Q: Identify the element [Kr]5s 5s2 4d10 5p5

A: Given , Electronic configuration=  [Kr]5s 5s2 4d10 5p5 From given electronic configuration we can…

Q: Consider F, S and Cl. Which of these elements is the largest?

A: Atomic size  : Atomic size of a chemical element is the distance between the centre of nucleus of an…

Q: Four main-group elements a, b, c and d are highlighted in the outline of the Periodic Table below: a…

A: Given:element: a,b,c and dDetermine the order of decreasing atomic radius.Distance between the…

Q: 8. An unknown element has 2 outermost shell electrons. Which of the following statements concerning…

A: Here the unknown element have two outermost shell elctrons . Hence the element may be Helium ( 1s^2)…

Q: how can you be reasonably sure that arranging elements by their atomic number is accurate?

A:

Q: Which elements would be affected if the elements in periods 1, 2, 3, and 4 arranged based on their…

A:

Q: Using up and down arrows, write the orbital diagram for the Co27 atom.

A:

Q: Choose the larger atom or ion in each pair.  a. S P b. Na Na+  c. S^2- Se^2- d. Cu+ Cu^2+ e. Na…

A:

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: Are nonmetals to the left or right of the metalloids?

A: The metals are left to the line (except of Hydrogen which is a non metal),non metal is right to the…

Q: decreasing atomic size

A: Atomic size is defined as the distance between the center of nucleus of an atom and its outermost…

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 neutral atom is isoelectronic with O2+? neutral atom:

A: The atoms, ions or molecules  have same number of electrons is called isoelectronic.

Q: Please don't use hend raiting and step by step solutions

A: Step 1:Ionization energy is an group of energy required to remove an a outer electron from the…

Q: Which element has the smallest atoms? -- P B Mg N

A: The trend of atomic radius in periodic table is as follows: Atomic radius decreases as we move from…

Q: What are some elements that have atoms smaller than magnesium? Give at least four examples.

A:

Q: MISSED THIS? Read Section 9.7. You can click on the Review link to access the section in your e…

A: Given element belongs to third period element.  There are total seven ionization energies for given…

Q: According to Coulomb's Law... O The energy between two oppositely charged particles decreases as the…

A: Coulomb's law states that the force of attraction or repulsion between two charged particles is…

Q: Would you expect Na or Mg to have the greater first ionization energy (IE1)

A: Ionization energy - Energy required to remove outer most electron form a isolated gaseous atom to…

Q: Give the full electron configuration for Gallium

A: The electronic configuration is written keeping in mind Pauli Exclusion Principle. The orbitals with…

Q: describe the orbitals that make up n=3, describe the orbitals and their energy levels and how they…

A: n is the principal quantum number.  So, n = 3 corresponding to l (azimuthal quantum number) = 2, 1…

Q: 79) 79.) In each of the following groups,which element is leost reuctive? Group ! a. b.Group 7 C.…

A: The most fundamental classification of the chemical elements is into metals and non-metals. Metals…

Q: Use Coulomb’s Law and principles of atomic structure to answer these questions. Use bullet points…

A: Answer: IE order Na > K  IE is defined as the minimum amount of energy is required to remove the…