Home › CBSE Class 11 (Science) › Chemistry › Structure of Atom › In which species do all orbitals of a shell have…
In which species do all orbitals of a shell have equal energy?
ACarbon atom
BNeon atom
CHe+ ion
DLithium atom
Answer & Solution
Correct answer: C. He+ ion
Hydrogen-like one-electron species have no electron repulsion, so orbitals of a shell are degenerate.
Related questions
A hydrogen atom electron has energy fixed by which quantum number alone?In the box notation for configurations, an up arrow and a down arrow in one box show what?Hund's rule applies to filling of electrons in orbitals of which kind?At which electron does pairing start in a p subshell, according to Hund's rule?The German word 'Aufbau' in the aufbau principle means what?What do all isotopes of an element have in common?An atom or nucleus with a unique composition specified by its Z and A is called a what?What is the identity of an element decided by?