reinstate(verb) restore to the previous state or rank. restore, reinstate, reestablish(verb) bring back into original existence, use, function, or position. restore law and order; reestablish peace in the region; restore the emperor to the throne.
For the quintessence of classical philosophy, see Aether (classical element). Boron is a chemical element with symbol B and atomic number 5. Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, it is a low-abundance element in the Solar system and in the Earth's crust.
Its valency is 3. it has 3 valence electrons. Atomic Mass Number Of Boron.The Atomic Mass Number Of Boron Is 10.81<br /> Its Atomic number is 5. It has 5 p neutrons , 6 neutrons and 5 electrons. Its valency is 3. it has 3 valence electrons. Atomic Mass Number Of Boron.The Atomic Mass Number Of Boron Is 10.81<br /> Its Atomic number is 5. It has 5 p neutrons , 6 neutrons and 5 electrons.