Question 20 Using orbital diagrams, determine the number of unpaired electrons in each of the following: Cu Mo3+ Sm

Q: What are the valence electrons for a first row transition metal? both the 4s and 3d electrons the 3d…

A: What is valence electron of transition metal ?

Q: Determine if each element is diamagnetic or paramagnetic. Mn Zn [Choose ] [Choose ]

A:

Q: Rank the atomic radii from smallest to largest. Cu2+ Cu* Cu

A: Atomic radius : The distance between  centre of nucleus of an atom to its outermost shell which…

Q: The following is the electron configuration of a nonexistent transition metal. electron…

A:

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: Which of the following has the largest second ionization energy? O In O Sn OSr Rb O Sb

A: Second ionisation energy is defined as the energy which is required to remove the outermost electron…

Q: What is the electron configuration of Co2+? [Ar]4s23d7 [Ar]4s23d5 [Ar]3d7 [Ar]4s13d6

A: In this question we have to tell the electron configuration of Co2+.

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

A:

Q: Which of the following are diamagnetic? Select ALL that are diamagnetic. 0 Kr P Ga+1 Lit Li

A: The presence of unpaired electrons in a species indicates paramagnetic nature and the paired…

Q: In the Fe2+ ion, how many unpaired d electrons are there?

A: The atomic number of Fe is 26  Hence the electron configuration of Fe is [Ar] 3d6 4s2

Q: Transition metals lose the d - electrons FIRST, THEN lose the valence electrons necessary for the…

A: False

Q: Which of the following is the electron configuration of the iron(III) ion (Fe3+)? Select one: a.…

A: The atomic number of 'Fe' is 26 and the electronic configuration as follows --- 26Fe: 1s2 2s2 2p6…

Q: How many unpaired d electrons are present in the orbital diagram of Mo? O 4 O 5 O 1

A: Option C is correct answer. 5 d unpaired electrons present in Mo.

Q: Give the ground state orbital diagram of Mn

A: The electronic configuration of manganese, atomic number 25, is 1s22s22p63s23p63d54s2 The atomic…

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: a. Write orbital diagrams for each of the following species and indicate whether the ion is…

A: Answer: To write the orbital diagrams and determine whether each ion is diamagnetic or paramagnetic,…

Q: Calcium (Ca) + 2 Chlorine (CI) - 1ONIC Illustration: Name: Formula: Valence Electrons: Ca = CI =

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: Identify the number of unpaired electrons. Na3[Co(NO2)6]   a. 4 b. 2 c. 0 d. 3 e. 1

A:

Q: Write the complete electron configuration for iron and draw the energy level diagram. Explain how…

A: Electronic configuration of an atom is defined as the filling of electrons in increasing order of…

Q: Refer to the periodic table and write the predicted electron configuration for each of the following…

A: Given ions.Cd2+   and  P3–

Q: 5. Which of the elements below is smaller than Ca but larger than As? Br Mn

A: As we move left to right in a period, due to increase in the effective nuclear charge the outermost…

Q: Write the full electron configuration of vanadium, V. electron configuration: Write the full…

A:

Q: 4) Write the full electron configuration for the transition metal, cobalt, Ni.

A: Electronic configuration is distribution of electrons in various energy level around the nucleus.…

Q: Which one of the following elements has a +2 ion with 2 unpaired electrons?  Be Ge Co Ni Fe

A: The solution is as follows:

Q: how can you use the periodic table or electron configuration to find out if an element is…

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: Write the electronic configuration, using an orbital diagram for    F Fe Cr

A: The electron configuration of an atom is the representation of the arrangement of electrons…

Q: The three of the four ions shown below have the same electron configuration, but the fourth does…

A: We have to tell which ion has different electronic configuration than other ions

Q: Nal(aq) + Pb(NO3)2(aq) → Hg(1) + HCl(aq) → Fe(s) + O2(g) → Cu(s) + H₂SO4(aq) → VATER

A: In balanced equation, number of atoms in product and reactant side remain same.  As for example, 2…

Q: Each metal has a different energy at which it ejects electrons. At lower energy, electrons are not…

A: Answer is True.

Q: Which of the following is the electron configuration of the iron(II) ion (Fe2+)?  Select one: a.…

A: The electron configuration is the distribution of electrons of an atom or molecule in atomic or…