There areow many unpaired d electrons in Ni3+ (Z = 28).

Q: How does d-electron shielding influence atomic size among the Period 4 transition elements?

A:

Q: Write electron configurations for the following ions of d-block elements: (a) Zn2+, (b) Mn2+, and…

A: Electronic configuration of an atom can be defined as the arrangement of electrons in orbitals of an…

Q: The transition and inner transition metals, it is necessary to removethe s electrons before the d or…

A:

Q: Explain how to write an electron configuration for a transition metal cation. Is the order of…

A: The electron configuration of a transition metal cation is written by removing the electrons first…

Q: How many unpaired electrons does N2- have?

A: N2- is Nitrogen with a charge of -2.

Q: Be sure to answer all parts. Write the condensed ground-state electron configuration of the…

A: we have write condensed structursal formula

Q: In

A: We will. Check number of unpaired electron

Q: Write the condensed ground-state electron configuration of the transition metal  ion Hf 2+.  Is it…

A: Condensed electron configuration :- The electron configuration written by replacing the core…

Q: There are [a] unpaired d electrons in Ni3+ (Z = 28).

A: Given :- symbol of ion = Ni3+  To determine :- no. of unpaired d electrons in Ni3+

Q: A naturally occurring fblock element, M, forms an anionic nitrate [M(NO3)6]² , M(acac)4 and an oxide…

A: Those elements of the periodic table which have their last electrons in the f-orbital are known as…

Q: How many 4d electrons does ruthenium have?

A: We know that electronic configuration of Ru is 1s2 2s22p6 3s23p63d10 4s24p64d7 5s1

Q: Explain the trend of ionization energy for transition metal across the period.

A: Ionization energy also known as ionization potential is the amount of energy required to remove an…

Q: Which element is NOT naturally magnetic?

A: Those elements that possess magnetic properties naturally are termed natural magnets. All the…

Q: Identify each element below. (a) [Kr] 5s24d105p5 (b) [Ar] 4s23d5 (c) [Xe] 6s24f145d2

A: Electronic configuration of elements is represented in a simpler way by inserting the electronic…

Q: What is the energy difference between the 3s and 3p orbital in sodium?

A: while filling the electron , we follow (n+l) rule, for orbital which has more (n+l) value is placed…

Q: why is ionisation energy of 5d transition series higher than 3d and 4d?

A: The amount of energy required to remove an electron from the outermost shell of gaseous atom to form…

Q: Which group 3 element is the most reactive? Express your answer as a chemical symbol.   B. An oxide…

A: To answer questions about elements-

Q: Describe how to write an electron configuration for a transition metal cation. Is the order of…

A: The electron configuration of a transition metal cation is written by removing the electrons first…

Q: which transition metals are most likely to form anions with a charge of -1 and explain the…

A: Transition metals are the metals that have partially filled d orbitals and has the ability to form…

Q: which of the d-block elements are not regarded as transition elements?

A: A transition metal is one which has incomplete outer d-orbitals when it forms one or more stable…

Q: Give an example of an ion from the first transition series with no d electrons.

A: A transition metal can form one or more stable ions that may have incomplete electron occupied…

Q: the ground state of Mn+2 ion has how many unpaired electrons?

A: The Electronic configuration tells about the arrangement of the electrons in each sub-shell and…

Q: The ion M 2+ has 3 unpaired 3d electrons in the ground state.  If M is in the first row of the…

A: The two metals ions are  V+2 and Co+2  , i.e vanadium ion and cobalt ion.

Q: why d-block elements are considered as transition elements. explain

A: The long form of the periodic table is a tabular arrangement of all known elements. Here the…

Q: A ground-state atom of Cr*3has. unpaired electrons and is

A: The electrons, protons, and neutrons are the basic constituents of an atom. They help in determining…

Q: Which of the following element belongs to actinides?(1) Lu(2) Gd(3) Ce(4) U

A: In a periodic table, element having atomic number from 89 to 103 are termed as actinides. Therefore,…

Q: What ion with charge +1 has an excited-state electron configuration of [He]2s22p33d1?

A: Step1) Ground state electronic configuration is is the lowest energy and most stable arrangement,…

Q: Which atom has a total of five (5) unpaired electrons in one of its sub-shells?            (A) V…

A: A) V   electronic configuration [Ar] 4s2 3d3  unpaired electron = 3 B) Cr  electronic configuration…

Q: Identify the element that has a ground state electronic configuration of [Kr]5s²4d5. Tc Mn Nb Ru

A:

Q: Write the condensed ground-state electron configuration of the transition metal ion Mn2+. Is it…

A: We have to predict the electronic configuration and the magnetic nature of Mn+2 .

Q: What is the electron configuration for silver in

A: To write the ground electronic configuration of Ag2+ and Ag+ Electronic configuration of an atom is…

Q: (Q78) For what reason do transition metals frequently form cations with a +2 charge? A) They tend to…

A: Transition metals are d-block elements. They have incompletely or partially filled d-orbitals.