2
Berylium is a metal element. There are 4 electrons in a single atom.
4
There are four electrons in atomic beryllium.
5 orbitals
Berylium is a non metal element. Atomic mass of it is 9.
4 protons and about 5 neutrons
7 Orbitals
When two atomic orbitals interact, they produce two molecular orbitals.
16 orbitals
Ne has three p-orbitals.
1.85g/cm3
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