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Electronic-configuration
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Are there any major exceptions when comparing electron affinity?
August 1st, 2022
periodic-trends
electron-affinity
electronic-configuration
Two different electronic configurations for cerium
August 1st, 2022
electronic-configuration
elements
periodic-table
rare-earth-elements
Why do no known atoms have electrons in the g or h subshells?
September 21st, 2020
orbitals
electronic-configuration
atoms
Is the order of orientation of electron box diagrams meaningful or arbitrary?
June 2nd, 2020
electronic-configuration
structural-formula
spin
How can one explain niobium’s weird electronic configuration?
August 23rd, 2020
electronic-configuration
transition-metals
Degeneracy of second excited state of H-?
August 5th, 2021
orbitals
electronic-configuration
quantum-chemistry
Connection of term symbols with specific microstates for atomic carbon
December 1st, 2020
quantum-chemistry
electronic-configuration
physical-chemistry
Is the shorthand electron configuration of Br- just [Kr]?
August 1st, 2022
electronic-configuration
inorganic-chemistry
Why does the 3rd electron shell start filling up with scandium?
June 13th, 2020
metal
electronic-configuration
Anomalous electronic configurations
August 1st, 2022
electronic-configuration
inorganic-chemistry
Have there been no advances in the determination of effective nuclear charges since Clementi and Raimondi in the 60s?
August 1st, 2022
periodic-trends
orbitals
electronic-configuration
relativistic
How can a neutral atom attract electrons when it's supposed to have zero charge?
August 1st, 2022
physical-chemistry
electrons
electronic-configuration
inorganic-chemistry
electrochemistry
Why is it that weak bases usually contain nitrogen?
August 1st, 2022
acid-base
electronic-configuration
ph
equilibrium
Why is it that energy of electrons in higher orbits is greater than the ones in lower orbits?
February 18th, 2020
electronic-configuration
Why do iron(II) ions and chromium have different electronic configurations?
April 29th, 2020
electronic-configuration
transition-metals
What are the maximum number of electrons in each shell?
August 1st, 2022
physical-chemistry
electrons
electronic-configuration
Why does the energy gap for π - π* transitions shrink with the size of the pi-conjugated system?
December 21st, 2020
electronic-configuration
quantum-chemistry
photochemistry
Effects of atmospheric gases on colour of aurora
August 1st, 2022
electronic-configuration
atmospheric-chemistry
physical-chemistry
Why is gold unreactive when only one electron is in the outer shell?
December 18th, 2020
electronic-configuration
metal
reactivity
Why is the 2-position of pyridine electron richer than the 4 position
August 1st, 2022
heterocyclic-compounds
electronic-configuration
aromatic-compounds
computational-chemistry
Molecular orbital (MO) diagram for N2 and N2^-
February 25th, 2022
electronic-configuration
molecular-orbital-theory
Properties of f-orbitals
November 20th, 2020
electronic-configuration
orbitals
Can an atom bond with more than 8 other atoms?
January 4th, 2020
electronic-configuration
bond
coordination-compounds
Why is Cr(2+) a stronger reducing agent than Fe(2+) in water?
August 1st, 2022
inorganic-chemistry
redox
electronic-configuration
transition-metals
reduction-potential
Why is the vanadium(3+) ion paramagnetic?
December 24th, 2020
inorganic-chemistry
ions
transition-metals
electronic-configuration
Difference between shells, subshells and orbitals
August 1st, 2022
orbitals
electronic-configuration
electrons
quantum-chemistry
If the ferric ion is more stable than the ferrous ion, then why is it readily reduced to the latter?
August 1st, 2022
transition-metals
electronic-configuration
redox
electrochemistry
stability
Will adding up protons and electrons (without neutrons) create a new element?
August 1st, 2022
elements
protons
electronic-configuration
How can I figure out the electron configuration of Br-?
September 27th, 2020
electronic-configuration
Why the second ionization energy of helium is greater than the first?
August 1st, 2022
electrochemistry
electronic-configuration
energy
quantum-chemistry
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