(b) Explain why zirconium is paramagnetic, but zirconium(IV) ion is diamagnetic in the ground state. (c) How many electrons are in the s-orbitals of a zirconium atom in the ground state?

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

A:

Q: Transition metal cations have no s electrons, only d electrons in their outer levels . Explain?

A: The given statement is, Transition metal cations have no s electrons, only d electrons in their…

Q: ionization energy

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

Q: Given the valence electron orbital level diagram and the de- scription, identify the element or ion.…

A:

Q: The element with the electron configuration 1s22s22p63s²3p64s²3d5 has:

A:

Q: paramagnetic or diamagnetic? Explain briefly.

A: We have to explain about paramagnetic or diamagnetic

Q: Describe and account for the variation of first ionizationenergies along Period 2 of the periodic…

A: Describe and account for the variation of first ionization energies along with Period 2 of the…

Q: The elements of the second row of f-block, as known as actinides, are considered the second inner…

A: The two rows that are placed underneath the Periodic Table are called the Lanthanide series and the…

Q: Going across the lanthanide period, there is a break in the decreasing trend of metallic radius with…

A: Metallic radii of lanthanide period gradually decreases from Lanthanum (La) to Lutetium (Lu) but…

Q: Explain why atomic radii decrease as you move from leftto right across a period.

A: Atomic radii decrease as you move from left to right across a period has to be explained below.

Q: copper full electron configuration Is copper paramagnetic or diamagnetic

A: Atomic number of copper is 29.

Q: For the following categories of elements, state the possiblenumber(s) of electrons in their…

A: The electron configuration of an element describes how electrons are distributed in its atomic…

Q: What electron transitions account for the Balmer series?

A: The electron present in the hydrogen atom can absorb energy and get excited from a lower energy…

Q: why iodine is dark violet in colour?

A: Visible region: The electromagnetic radiation in range of is regarded as visible region which is…

Q: Which element is NOT naturally magnetic?

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

Q: Given the valence electron orbital level diagram and the de- scription, identify the element or ion.…

A:

Q: Write the ground-state electron configurations of the d-metals from yttrium to cadmium.

A: To find: Ground state configuration of yttrium to cadmium

Q: Write the condensed electron configuration of palladium (Pd) if it is known to be diamagnetic.

A:

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: it is clear that the first ionization energy of He is very large.  Would you expect the first…

A: We have  helium and H-( Hydride ion) H- has lower first ionisation energy than He.

Q: The ground-state electron configuration (core notation is fine) of Gallium (#31) is:

A:

Q: What is the correct electron configuration for the Cu+ ground state?

A: Given ion,          Copper(I) ion - (Cu+)

Q: draw orbital diagrams for the ground states of terbium, Mn2+, S2- and Ag.

A: The atomic number of Mn is 25. Hence Mn2+ will be formed by loosing 2 electrons Hence the orbital…

Q: Provide the explanations of the following phenomena.    The electron configuration of Cr is…

A: 1). The electronic configuration of Cr is [Ar]4s13d5 rather than [Ar] 4s2 3d4This is because in [Ar]…

Q: Give an example of a transition metal element with an irregular electron configuration (i.e. one…

A:

Q: the energy required to remove electrons from elemental cesium is 376 kJ/mol what is the threshold…

A: Energy required to remove electrons from elemental cesium =  376 kJ/mol

Q: In April 2010, a research team reported that it had made Element117. This discovery was confirmed in…

A: The electronic configuration of the atom is the distribution of electrons in various orbitals. The…

Q: How many electrons occupy d orbitals in the Cot ion?

A: Positively charged ions: An atom with the same number of protons and electrons, the atom is known as…

Q: Write the general electron configuration of a transition ele-ment (a) in Period 5; (b) in Period 6.

A: General electronic configuration of a transition element (a) in Period 5; (b) in Period 6 has to be…

Q: On the basis of periodic trends, the larger atom of the pair, Cr or W is Cr.

A: According to the trend, on moving top to bottom in a group of periodic table, the size of atom…

Q: Which ground state atom has an electron configuration isoelectronic to At?

A:

Q: The number of unpaired electrons in the electron configuration of a Te atom is_

A:

Q: The electron affinities, in kJ>mol, for the group 1B and group2B metals are as follows: (a) Why…

A: Electron affinity means the amount of energy released when one electron is added to the uppermost…

Q: Question attached

A: The angular moment of the electron is described with the help of the spin quantum number in…

Q: Which of the transition elements in the first transition series have anomalous electron…

A: In order to attain stability some transition metals show anomalous electron configuration. The…

Q: From the electron shell with the value n=3, what are the numbers of d orbitals?

A: We need to determine number of d orbitals with n = 3.

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: Nitrogen has a greater first ionization energy than phosphorus. What is the best evidence to support…

A: Nitrogen has atomic number 7 and that of phosphorus is 15   N7 - 1s22s22p3 P15 - 1s22s22p63s23p3 As…

Q: Explain the following observations :(a) Silver atom has completely filled d-orbitals (4d10) in its…

A: (a) The noble gas core for Ag is [Kr], where atomic number of Kr is 36. So the order of filling…

Q: Arrange the following in order of increasing atomic size. Be, Ga, At, Rb

A: The question is based on the concept of periodic properties of the elements. we have to arrange the…

Q: Why Lanthanides and Actinides are separated from the other elements? Please explain briefly.

A: Lanthanides and Actinides are separated from the other elements that have to be explained below.

Q: 8. What is the relationship between an electron configuration and an orbital diagram? Draw the…

A: An orbital diagram helps to determine the electron configuration of an element. An element’s…

Q: An atom with 23 electrons in it's ground state is Choose... Choose... paramagnetic diamagnetic…

A: Atom with 23 electron is vanadium. It has electronic configuration of [Ar] 4s23d3.

Q: The number of unpaired electrons in the electron configuration of a Cr atom is.

A: Atomic number of Cr = 24  Cr has total 24 electrons

Q: which d-orbital has maximum electron density in xy-plane?

A: One of the component wave functions (dz2–y2) has lobes along the y-axis.

Q: What is the total spin of copper atom in its standard electron configuration? (Chemistry)

A: In writing the electron configuration for Copper the first two electrons will go in the 1s orbital.…