The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in ...

Escape velocity, Motion of a Satellite, Orbital velocity of a satellite ... Rules for filling electrons in orbitals – Aufbau principle. Pauli's exclusion principle and Hund's rule, electronic ...

Unlike typical π and σ interactions, δ and φ bonding often involve back-donation (or back-bonding) due to the availability of 5f-electrons, where the actinide ... to back-bond formation (Figure ...

Solar flares accelerate energetic electrons that escape into interplanetary space, guided by the Parker spiral magnetic field ...

The NEET UG syllabus includes Physics, Chemistry and Biology (Botany and Zoology). Candidates can download the latest NEET ...

Protons minimize energy by forming pairs with opposite spin. Same for neutrons. Each pair acts like a particle in its own right. So nuclei act very differently depending on whether they have an even ...

(iv) Maximum number of electrons in sub-shell ‘f’: The f sub-shell contains 7 orbitals, and each orbital can hold 2 electrons. Total electrons = 7 × 2 = 14 electrons.

OSLO, Norway (AP) — A private European aerospace startup said Sunday it successfully completed the first test flight of its orbital launch vehicle from Norway. Isar Aerospace, which is ...

New research unveils the first experimental evidence of the anomalous Hall effect arising in a collinear antiferromagnet ...