Beryllium, nọmba atọm 4, atomiki arọ 9.012182, bụ ihe nchara nchara nchara nchara.Achọpụtara ya na 1798 site n'aka onye France chemist Walkerland n'oge nyocha kemịkalụ nke beryl na emeralds.Na 1828, German chemist Weiler na French chemist Bixi belatara beryllium chloride a wụrụ awụ na potassium metal iji nweta beryllium dị ọcha.Aha Bekee ya bụ Weller.Ọdịnaya nke beryllium na eriri nke ụwa bụ 0.001%, na ihe ndị bụ isi mineral bụ beryl, beryllium na chrysoberyl.Beryllium eke nwere isotopes atọ: beryllium-7, beryllium-8, na beryllium-10.

Beryllium bụ ígwè isi awọ;Ebe agbaze 1283°C, ebe esi esi 2970°C, njupụta 1.85 g/cm³, radius beryllium radius 0.31 angstroms, pere mpe karịa ọla ndị ọzọ.

Njirimara kemịkalụ nke beryllium na-arụ ọrụ ma nwee ike ịmepụta oyi akwa mkpuchi oxide.Ọbụna na okpomọkụ na-acha uhie uhie, beryllium kwụsiri ike na ikuku.Beryllium nwere ike ọ bụghị naanị na-emeghachi omume na itule acid, kamakwa igbari na alkali siri ike, na-egosi amphoteric.Oxides na halides nke beryllium nwere ihe doro anya covalent Njirimara, beryllium ogige na-adị mfe ire ure na mmiri, na beryllium nwekwara ike na-etolite polymers na covalent ogige na doro anya thermal kwụsie ike.

A na-ejikarị beryllium metal mee ihe dị ka onye na-ahụ maka neutron na ndị na-emepụta ngwá agha nuklia.A na-eji ọla kọpa beryllium mee ihe ndị na-adịghị emepụta ọkụ, dị ka akụkụ ndị bụ isi na-akpụ akpụ nke aero-engines, ngwá ọrụ ziri ezi, wdg Beryllium aghọwo ihe nhazi mara mma maka ụgbọ elu na ngwa agha n'ihi ịdị arọ ya, nnukwu modulus nke elasticity. na ezigbo okpomọkụ kwụsie ike.Ngwakọta beryllium na-egbu egbu na ahụ mmadụ ma bụrụ otu n'ime ihe egwu dị egwu nke ụlọ ọrụ mmepụta ihe.