Helium (He) – Periodic Table

May 20, 2026

Helium (He) Helium is the 2nd element in the periodic table and has a symbol of He and atomic number of 2. It has an atomic weight of 4.00260 and a mass number of 4. Helium has two protons and two neutrons in its nucleus, and two electrons in one shell. It is located in group eighteen, period one and block s of the periodic table.

https://periodictable.chemicalaid.com/element.php/He?lang=en

Helium (He) – Periodic Table <body> <h1> Array ( [0] => gelium (he) – periodic table [1] => belium (he) – periodic table [2] => nelium (he) – periodic table [3] => jelium (he) – periodic table [4] => uelium (he) – periodic table [5] => yelium (he) – periodic table [6] => hwlium (he) – periodic table [7] => hslium (he) – periodic table [8] => hdlium (he) – periodic table [9] => hrlium (he) – periodic table [10] => h4lium (he) – periodic table [11] => h3lium (he) – periodic table [12] => hekium (he) – periodic table [13] => hepium (he) – periodic table [14] => heoium (he) – periodic table [15] => heluum (he) – periodic table [16] => heljum (he) – periodic table [17] => helkum (he) – periodic table [18] => heloum (he) – periodic table [19] => hel9um (he) – periodic table [20] => hel8um (he) – periodic table [21] => heliym (he) – periodic table [22] => helihm (he) – periodic table [23] => helijm (he) – periodic table [24] => heliim (he) – periodic table [25] => heli8m (he) – periodic table [26] => heli7m (he) – periodic table [27] => heliun (he) – periodic table [28] => heliuk (he) – periodic table [29] => heliuj (he) – periodic table [30] => heliuj (he) – periodic table [31] => helium (ge) – periodic table [32] => helium (be) – periodic table [33] => helium (ne) – periodic table [34] => helium (je) – periodic table [35] => helium (ue) – periodic table [36] => helium (ye) – periodic table [37] => helium (hw) – periodic table [38] => helium (hs) – periodic table [39] => helium (hd) – periodic table [40] => helium (hr) – periodic table [41] => helium (h4) – periodic table [42] => helium (h3) – periodic table [43] => helium (he) ᰫ periodic table [44] => helium (he) &#u211; periodic table [45] => helium (he) &#i211; periodic table [46] => helium (he) ⏻ periodic table [47] => helium (he) ᾯ periodic table [48] => helium (he) &#8q11; periodic table [49] => helium (he) &#8w11; periodic table [50] => helium (he) ⁷ periodic table [51] => helium (he) ” periodic table [52] => helium (he) &#82q1; periodic table [53] => helium (he) — periodic table [54] => helium (he) &#821q; periodic table [55] => helium (he) &#8211l periodic table [56] => helium (he) &#8211p periodic table [57] => helium (he) &#8211. periodic table [58] => helium (he) – oeriodic table [59] => helium (he) – leriodic table [60] => helium (he) – -eriodic table [61] => helium (he) – 0eriodic table [62] => helium (he) – pwriodic table [63] => helium (he) – psriodic table [64] => helium (he) – pdriodic table [65] => helium (he) – prriodic table [66] => helium (he) – p4riodic table [67] => helium (he) – p3riodic table [68] => helium (he) – peeiodic table [69] => helium (he) – pediodic table [70] => helium (he) – pefiodic table [71] => helium (he) – petiodic table [72] => helium (he) – pe5iodic table [73] => helium (he) – pe4iodic table [74] => helium (he) – peruodic table [75] => helium (he) – perjodic table [76] => helium (he) – perkodic table [77] => helium (he) – peroodic table [78] => helium (he) – per9odic table [79] => helium (he) – per8odic table [80] => helium (he) – periidic table [81] => helium (he) – perikdic table [82] => helium (he) – perildic table [83] => helium (he) – peripdic table [84] => helium (he) – peri0dic table [85] => helium (he) – peri9dic table [86] => helium (he) – periosic table [87] => helium (he) – perioxic table [88] => helium (he) – periocic table [89] => helium (he) – periofic table [90] => helium (he) – perioric table [91] => helium (he) – perioeic table [92] => helium (he) – perioduc table [93] => helium (he) – periodjc table [94] => helium (he) – periodkc table [95] => helium (he) – periodoc table [96] => helium (he) – period9c table [97] => helium (he) – period8c table [98] => helium (he) – periodix table [99] => helium (he) – periodiv table [100] => helium (he) – periodif table [101] => helium (he) – periodid table [102] => helium (he) – periodid table [103] => helium (he) – periodic rable [104] => helium (he) – periodic fable [105] => helium (he) – periodic gable [106] => helium (he) – periodic yable [107] => helium (he) – periodic 6able [108] => helium (he) – periodic 5able [109] => helium (he) – periodic tzble [110] => helium (he) – periodic tsble [111] => helium (he) – periodic twble [112] => helium (he) – periodic tqble [113] => helium (he) – periodic tavle [114] => helium (he) – periodic tanle [115] => helium (he) – periodic tahle [116] => helium (he) – periodic tagle [117] => helium (he) – periodic tagle [118] => helium (he) – periodic tabke [119] => helium (he) – periodic tabpe [120] => helium (he) – periodic taboe [121] => helium (he) – periodic tablw [122] => helium (he) – periodic tabls [123] => helium (he) – periodic tabld [124] => helium (he) – periodic tablr [125] => helium (he) – periodic tabl4 [126] => helium (he) – periodic tabl3 ) </h1> </body>