A Click Submit to complete this assessment. Question 20 Using orbital diagrams, determine the number of unpaired electrons in each of the following: Cu Mo3+ Sm A Click Submit to complete this assessment.

Q: Which group has the following electron configuration: ns2np5

A:

Q: which one of the fellowing elments will be paramagnetic? argon helium zinc sodium berylium

A: Paramagnetic is element in which electrons are not paired.

Q: Please write the electron configurations and determine the number of unpaired electrons for the…

A: electron configuration of Cu2+ is: 1s2 2s2 2p6 3s2 3p6 3d9. 1 is unpaired electron

Q: (P), respectively. Arrangement of Sodium (Na) Atoms in Pure Element 88 Arrangement of Phosphorus (P)…

A: Answer:Ionic bondingCovalent bondingMetallic bonding

Q: Draw the valence orbital diagram that represents the ground state of Fe.

A:

Q: Draw and label an atomic/molecular level depiction that explains the observed properties below. Then…

A: The properties of a substance depends on the way in which the the atoms or the molecules interact…

Q: The total number of valence electrons in the ion [BrO3] is 28 26 22 24

A:

Q: Circle the species with largest ionization energy and explain your reasoning. Os, Fe*, Co, Ru

A: Ionization energy is defined as the amount of energy required to remove the most loosely bound…

Q: Which atoms/ions fit the electron configuration? 1s22s22p63s23p64s23d4

A:

Q: which group has the following electron configuration: ns2np2

A: Elements are classified into four blocks depending on differentiating electron enters into which…

Q: Two fourth-period atoms, one of a transition metal, M, and the other of a main-group nonmetal, X,…

A: If M is considered as Iron, the general formula given was M2X3, then the compound has to be Fe2X3.…

Q: Which pair has higher election affinity Si and Al  or P and Si and both valence orbital diagrams

A: Electron affinity is the change in energy of a neutral atom when an electron is added to the atom to…

Q: identify the electron configuration for Sr2+

A: Electronic configuration of Sr2+ is  1s22s22p63s23p64s23d104p6

Q: Which 2+ ion has the ground state electron configuration [Ar]3d³? O Co²+ O Fe2+ O Mn²+ O Cr²+ O V2+

A: According to Aufbau's principle,The filling of electrons in the orbital in increasing order of their…

Q: Which transition metal ion has a noble gas electron configuration? O CO3+ O V5+ O Zn²+ Mn4+ Cu²+

A: To solve this problem we have to write the electronic configuration of the given ions .

Q: What is the correct orbital diagram for the 3d electrons in Fe?

A:

Q: Write electron configuration for: a.) Ca2+ b.) Br-

A: a) Atomic number of Ca is 20  hence Ca2+ will have total 18 electron as 2+ charge => it has lost…

Q: 7. Use electronic configurations to account for the stability of the lanthanide ions Ce** and Eu²+.…

A: The electronic configuration of an atom gives the idea of the arrangement of electrons in the atomic…

Q: Using its electron configuration, explain why iron (Fe) is a multivalent metal with charges +2 and…

A: Using its electron configuration, explain why iron (Fe) is a multivalent metal with charges +2 and…

Q: Fill in the orbital energy diagram for the nitride ion. E 2s 1s 2p

A:

Q: Give the noble gas abbreviated electron configuration for the two thallium ions using the orbital…

A: To solve this problem first we have to decide the number of core electrons . Then we will write the…

Q: 20. Which arrangement is in the correct order of decreasing radii? A) As > Br > K* B) F> Mg > Cs C)…

A: the distance from nucleus to outermost electron is called radii of atom.

Q: How many unpaired electrons are present in the tetrahedral ion NiCl42-? Unpaired electrons = ____

A: By calculating oxidation state of "Ni" and then by making orbital diagram we can solve this problem.

Q: Which transition metal ion has a noble gas electron configuration? O V5+ O Mn4+ Cu²+ O Zn²+ O CO³+

A: Given, Which transition metal iron has a noble gas electron configuration: V5+ Mn4+ Cu2+ Zn2+ Co3+

Q: explain the most likely two charges of iron ions, Fe2+ and Fe3+. Include details as to where the…

A: Iron ions can exist in two common oxidation states: Fe2+ (iron(II)) and Fe3+ (iron(III)). These…

Q: Choose all of the following that would be paramagnetic.

A: If the species contain unpaired electrons, then it is considered as paramagnetic

Q: 1) Give the electronic configuration of Silver and Silver (2+). Note that Silver (2+) means that it…

A:

Q: From the choices below, select the pair that is isoelectronic. O se2- and Ar O K and Ca O Se and Br…

A: 16. Isoelectronic species are those that are having same number of electrons.  Total number of…

Q: Determine electron configuration for each of the atoms or ions. A) Lr6+ B) As3- C) Pt

A: A) The chemical symbol of Lr is Lawrencium. This element is f-block element and is an actinoid. The…

Q: Explain the following trends in latttice energy: a.  NaCl >RbBr b.  BaO > KF c.  SrO > SrCl2

A: Ionic compound is formed by the transfer of electrons from a cation to anion. Lattice energy is…

Q: The Mn7+ Co O Sc7+ O Ni7+ O Cu²+ ion is represented by the electron configuration [Ar]3d².

A: The electronic configuration:   [ Ar ] 3d2

Q: Draw the Lewis Dot Structure for MeS2.  Me is a ficticious element with 4 valence electrons.

A: The fictitious element with four valence electrons is Carbon (1s2 2s2 2p2). Now the compound formed…

Q: Use the periodic table to identify the element with the following electron configuration. [Ar] 4s2…

A: The objective of the question is to identify the element that has the given electron configuration:…

Q: which has more electron affinity flourine or chlorine?

A: Electron affinity:The change in energy of a neutral atom in gaseous phase when an electron is added…