Use an energy-level diagram to show the electron arrangement in
the scandium (Sc) atom. The atomic number of Sc is 21. Write an
allowed set of quantum numbers ( ) for the highest energy
electron.
Consider a scandium atom. (a) What is the electronic configuration of a scandium atom in its ground state? (b) What is the orbital angular momentum, spin angular momentum and total angular momentum of a scandium atom in its ground state? In its lowest excited state? (c) What is the lowest excited electronic configuration of scandium.
1. Write the complete electron configuration
for the beryllium atom. ____Using NOBLE GAS notation write the electron
configuration for the nitrogen atom. ____2.The Pauli Exclusion Principle tells us that no
two electrons in an atom can have the same four quantum
numbers.For each of the orbitals below list a set of possible quantum
numbers.(Give only one value for each.)Orbitalnlmlms1s_________________ _____There are a total of ___ values
possible for ml.3p________ ____ _____There are a total of ___ values
possible for ml.3.The...
Give the valence electron configuration of the atom and
monatomic ion of the element with the following ionization energies
and name the elelment if its in the 3rd period. Explain why you
make your selection:
1E1 1012
1E2 1900
1E3 2910
1E4 4960
IE5 6270
1E6 22200
1E7 27000
1E8 32500
Write the electron configuration for the neutral atom or ion
indicated in the space provided. It is OK to use the condensed
notation in which the noble-gas core is represented using the
appropriate symbol in square brackets. For example, the electron
configuration of Al is [Ne]3s23p1
(a) Write the electron configuration of Sn
(Z = 50).
(b) Write the electron configuration of Ni2+
(Z = 28).
(c) Write the electron configuration of Te2–
(Z = 52).
(d) Write the electron...
Which of the following is the correct condensed electron configuration for the atom or ion indicated?
a) The electron configuration of Cu is
[Ar]4s23d9.
b) The electron configuration of Si4+ is [Ar].
c) The electron configuration of Cl+ is [Ar].
d) The electron configuration of In3+ is
[Kr]4d10.
e) The electron configuration of V is
[Ar]4s24d3.